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Diffstat (limited to 'gcc-4.4.3/gcc/ada/ChangeLog-2007')
-rw-r--r-- | gcc-4.4.3/gcc/ada/ChangeLog-2007 | 9221 |
1 files changed, 0 insertions, 9221 deletions
diff --git a/gcc-4.4.3/gcc/ada/ChangeLog-2007 b/gcc-4.4.3/gcc/ada/ChangeLog-2007 deleted file mode 100644 index 30a63656e..000000000 --- a/gcc-4.4.3/gcc/ada/ChangeLog-2007 +++ /dev/null @@ -1,9221 +0,0 @@ -2007-12-27 Samuel Tardieu <sam@rfc1149.net> - - PR ada/34553 - * adaint.c (__gnat_open_new_temp, __gnat_tmp_name): Use mkstemp() - instead of mktemp() or tmpnam() on NetBSD. - -2007-12-23 Eric Botcazou <ebotcazou@adacore.com> - - * trans.c (call_to_gnu): Make the temporary for non-addressable - In parameters passed by reference. - (addressable_p): Return true for STRING_CST and CALL_EXPR. - -2007-12-19 Robert Dewar <dewar@adacore.com> - - * g-expect-vms.adb, g-expect.adb, s-poosiz.adb: - Add pragma Warnings (Off) for unassigned IN OUT arguments - - * sem_warn.adb (Output_Reference): Suppress messages for internal names - (Check_References): Extensive changes to tune up warnings - (Output_Non_Modifed_In_Out_Warnings): Changes to tune up warnings - (Has_Pragma_Unmodifed_Check_Spec): New function - (Check_References): Implement pragma Unmodified - (Warn_On_Unassigned_Out_Parameter): Implement pragma Unmodified - - * par-prag.adb: Dummy entry for pragma Unmodified - - * sem_prag.adb: Implement pragma Unmodified - - * einfo.ads, einfo.adb: (Has_Pragma_Unmodified): New flag - (Proc_Next_Component_Or_Discriminant): Fix typo. - Update comments. - - * sem_util.adb (Note_Possible_Modification): Add processinng for pragma - Unmodified. - (Reset_Analyzed_Flags): Use Traverse_Proc instead of Traverse_Func, - because the former already takes care of discarding the result. - (Mark_Coextensions): Remove ununused initial value from Is_Dynamic. - Add comment. - - * snames.h, snames.ads, snames.adb: Add entry for pragma Unmodified - -2007-12-19 Eric Botcazou <ebotcazou@adacore.com> - - * targparm.adb, targparm.ads, system.ads, system-darwin-ppc.ads, - system-vxworks-x86.ads, system-linux-ppc.ads, system-linux-hppa.ads, - system-hpux-ia64.ads, system-vxworks-arm.ads, system-darwin-x86.ads, - system-vms_64.ads, system-vms-ia64.ads, system-linux-ia64.ads, - system-freebsd-x86.ads, system-linux-x86_64.ads, system-tru64.ads, - system-aix.ads, system-vxworks-sparcv9.ads, system-solaris-x86.ads, - system-irix-o32.ads, system-irix-n32.ads, system-hpux.ads, - system-vxworks-m68k.ads, system-linux-x86.ads, system-vxworks-mips.ads, - system-solaris-sparc.ads, system-solaris-sparcv9.ads, system-vms.ads, - system-mingw.ads, system-vms-zcx.ads, system-vxworks-ppc.ads - (Dynamic_Trampolines_Used): Delete. - - * system-lynxos-x86.ads, system-lynxos-ppc.ads: Ditto. - Turn on stack probing mechanism on LynxOS. - -2007-12-19 Bob Duff <duff@adacore.com> - - * atree.ads, atree.adb (Traverse_Func): Walk Field2 last, and eliminate - the resulting tail recursion by hand. This prevents running out of - memory on deeply nested concatenations, since Field2 is where the left - operand of concatenations is stored. - Fix bug (was returning OK_Orig in some cases). Fix return subtype to - clarify that it can only return OK or Abandon. - - * sem_res.adb (Resolve_Op_Concat): Replace the recursion on the left - operand by iteration, in order to avoid running out of memory on - deeply-nested concatenations. Use the Parent pointer to get back up the - tree. - (Resolve_Op_Concat_Arg, Resolve_Op_Concat_First, - Resolve_Op_Concat_Rest): New procedures split out of - Resolve_Op_Concat, so the iterative algorithm in Resolve_Op_Concat is - clearer. - - * checks.adb (Remove_Checks): Use Traverse_Proc instead of - Traverse_Func, because the former already takes care of discarding the - result. - - * errout.adb (First_Node): Use Traverse_Proc instead of Traverse_Func, - because the former already takes care of discarding the result. - (Remove_Warning_Messages): Use appropriate subtype for Status and - Discard - -2007-12-19 Ed Schonberg <schonberg@adacore.com> - - * exp_aggr.adb (Not_OK_For_Backend): A component of a private type with - discriminants forces expansion of the aggregate into assignments. - (Init_Record_Controller): If the type of the aggregate is untagged and - is not inherently limited, the record controller is not limited either. - -2007-12-19 Robert Dewar <dewar@adacore.com> - - * exp_attr.adb (Expand_N_Attribute_Reference, case Size): Fix error in - handling compile time known size of record or array (case of front end - layout active, e.g. in GNAAMP). - -2007-12-19 Javier Miranda <miranda@adacore.com> - - * exp_ch3.adb (Expand_N_Object_Declaration): Complete the circuitry - that forces the construction of static dispatch tables in case of - record subtypes. - -2007-12-19 Robert Dewar <dewar@adacore.com> - - * exp_ch9.adb (Null_Statements): Moved to library level - (Trivial_Accept_OK): New function - (Expand_Accept_Declaration): Use Trivial_Accept_OK - (Expand_N_Accept_Statement): Use Trivial_Accept_OK - -2007-12-19 Robert Dewar <dewar@adacore.com> - - * exp_pakd.adb (Expand_Bit_Packed_Element_Set): Fix packed array type - in complex case where array is Volatile. - -2007-12-19 Ed Schonberg <schonberg@adacore.com> - - * freeze.adb (Freeze_Record_Type, Check_Current_Instance): Implement - properly the Ada2005 rules concerning when the current instance of a - record type is aliased. - -2007-12-19 Ed Schonberg <schonberg@adacore.com> - - * par-ch3.adb (P_Record_Declaration): Guard against cascaded errors in - mangled declaration - (P_Type_Declaration): Diagnose misuse of "abstract" in untagged record - declarations. - (P_Variant_Part): Cleaner patch for parenthesized discriminant - -2007-12-19 Vincent Celier <celier@adacore.com> - - * prj-attr.adb (Package_Node_Id_Of): Returns Unknown_Package when - package is not known - - * prj-attr.ads (Unknown_Package): New constant - Do not crash when an unknown package is in several projects - - * prj-dect.adb (Parse_Package_Declaration): Mark an unknown package as - ignored - - * prj-nmsc.adb (Check): Remove obsolete code related to no longer - existing package Language_Processing. - -2007-12-19 Ed Schonberg <schonberg@adacore.com> - Gary Dismukes <dismukes@adacore.com> - Samuel Tardieu <sam@rfc1149.net> - - PR ada/15803, ada/15805 - * sem_ch6.adb, sem_ch3.adb (Constrain_Access): In Ada2005, diagnose - illegal access subtypes when there is a constrained partial view. - (Check_For_Premature_Usage): New procedure inside - Access_Subprogram_Declaration for checking that an access-to-subprogram - type doesn't reference its own name within any formal parameters or - result type (including within nested anonymous access types). - (Access_Subprogram_Declaration): Add call to Check_For_Premature_Usage. - (Sem_Ch3.Analyze_Object_Declaration, Sem_ch6.Process_Formals): if the - context is an access_to_variable, the expression cannot be an - access_to_constant. - -2007-12-19 Bob Duff <duff@adacore.com> - - * sem_ch4.adb (Analyze_Concatenation_Rest): New procedure. - (Analyze_Concatenation): Use iteration instead of recursion in order - to avoid running out of stack space for deeply nested concatenations. - -2007-12-19 Ed Schonberg <schonberg@adacore.com> - Gary Dismukes <dismukes@adacore.com> - - * sem_ch8.adb (Analyze_Subprogram_Renaming): Diagnose illegal renamings - whose renamed entity is a subprogram that requires overriding. - (Premature_Usage): Test for the case of N_Full_Type_Declaration when - issuing an error for premature usage and issue a message that says - 'type' rather than 'object'. - -2007-12-19 Gary Dismukes <dismukes@adacore.com> - - PR ada/34149 - * sem_disp.adb (Check_Dispatching_Call): Augment existing test for - presence of a statically tagged operand (Present (Static_Tag)) with - test for Indeterm_Ancestor_Call when determining whether to propagate - the static tag to tag-indeterminate operands (which forces dispatching - on such calls). - (Check_Controlling_Formals): Ada2005, access parameters can have - defaults. - (Add_Dispatching_Operation, Check_Operation_From_Private_View): do - not insert subprogram in list of primitive operations if already there. - -2007-12-19 Tristan Gingold <gingold@adacore.com> - - * utils.c (create_var_decl_1): call rest_of_decl_compilation only for - global variable. - -2007-12-19 Thomas Quinot <quinot@adacore.com> - - Part of PR ada/33688 - * gen-soccon.c: Add constant IP_PKTINFO to allow getting ancillary - datagram info on Linux. - -2007-12-19 Vincent Celier <celier@adacore.com> - - * makegpr.adb (Check_Compilation_Needed): Normalize C_Source_Path so - that the source path name is always found in the dependencies. - -2007-12-19 Robert Dewar <dewar@adacore.com> - - * gnat_rm.texi, gnat_ugn.texi: Update documentation of -gnatw.o - Fix name of Wide_Wide_Latin_1/9 file names - Add documentation for Ada.Exceptions.Last_Chance_Handler (a-elchha.ads) - Add missing documentation for Ada.Wide_[Wide_]Characters.Unicode - Add missing documentation for Ada.Command_Line.Response_File - Update list of warning letters for Warnings pragma - Add documentation for pragma Unmodified - -2007-12-19 Samuel Tardieu <sam@rfc1149.net> - - * Makefile.in: Add s-tasinf.ad[bs] substitutions for sh4-linux target. - -2007-12-17 Arnaud Charlet <charlet@adacore.com> - - * s-vxwork-alpha.ads: Removed, no longer used. - -2007-12-15 Jakub Jelinek <jakub@redhat.com> - - * Make-lang.in (gnat1, gnatbind): Pass ALL_CFLAGS on the link line. - -2007-12-13 Samuel Tardieu <sam@rfc1149.net> - - PR ada/34360 - * Makefile.in: Change two occurrences of mlib-tgt.adb by correct name - mlib-tgt-specific.adb. - -2007-12-13 Bob Duff <duff@adacore.com> - - * trans.c (Attribute_to_gnu): Check for violations of the - No_Implicit_Dynamic_Code restriction. This checking used to be done in - the front end, but is moved here so we can make it more accurate. - -2007-12-13 Pascal Obry <obry@adacore.com> - - * adaint.c (__gnat_pthread_setaffinity_np): New routine. A dummy - version is provided for older GNU/Linux distribution not - supporting thread affinity sets. - - * s-osinte-linux.ads (SC_NPROCESSORS_ONLN): New constant for sysconf - call. - (bit_field): New packed boolean type used by cpu_set_t. - (cpu_set_t): New type corresponding to the C type with - the same name. Note that on the Ada side we use a bit - field array for the affinity mask. There is not need - for the C macro for setting individual bit. - (pthread_setaffinity_np): New imported routine. - - * s-taprop-linux.adb (Enter_Task): Check that the CPU affinity mask is - no null. - (Create_Task): Set the processor affinity mask if information - is present. - - * s-tasinf-linux.ads, s-tasinf-linux.adb: New files. - -2007-12-13 Robert Dewar <dewar@adacore.com> - - * s-osinte-lynxos-3.ads, s-osinte-hpux.ads, s-osinte-solaris-posix.ads, - s-osinte-freebsd.ads, s-osinte-lynxos.ads, s-osinte-tru64.ads, - s-osinte-mingw.ads, s-osinte-aix.ads, s-osinte-hpux-dce.ads, - s-osinte-irix.ads, s-osinte-solaris.ads, s-intman-vms.adb, - s-osinte-vms.ads, s-osinte-vxworks6.ads, s-osinte-vxworks.ads, - s-auxdec.ads, s-auxdec-vms_64.ads, s-osinte-darwin.ads, - s-taprop-vms.adb, s-interr-sigaction.adb, s-osinte-linux-hppa.ads, - i-vxwork-x86.ads, s-tpopde-vms.ads: Add missing pragma Convention C - for subprogram pointers. - - * g-ctrl_c.adb: New file. - - * g-ctrl_c.ads (Install_Handler): New body. - - * freeze.adb (Freeze_Subprogram): Use new flag Has_Pragma_Inline_Always - instead of obsolete function Is_Always_Inlined. - (Freeze_Entity): check for tagged type in imported C subprogram - (Freeze_Entity): check for 8-bit boolean in imported C subprogram - (Freeze_Entity): check for convention Ada subprogram pointer in - imported C subprogram. - (Freeze_Fixed_Point_Type): In the case of a base type where the low - bound would be chopped off and go from negative to zero, force - Loval_Excl_EP to be the same as Loval_Incl_EP (the included lower - bound) so that the size computation for the base type will take - negative values into account. - -2007-12-13 Eric Botcazou <ebotcazou@adacore.com> - Bob Duff <duff@adacore.com> - Tristan Gingold <gingold@adacore.com> - - * system-linux-ia64.ads, system-freebsd-x86.ads, system-lynxos-ppc.ads, - system-lynxos-x86.ads, system-linux-x86_64.ads, system-tru64.ads, - system-aix.ads, system-vxworks-sparcv9.ads, system-solaris-x86.ads, - system-irix-o32.ads, system-irix-n32.ads, system-hpux.ads, - system-vxworks-m68k.ads, system-linux-x86.ads, system-vxworks-mips.ads, - system-solaris-sparc.ads, system-solaris-sparcv9.ads, system-vms.ads, - system-mingw.ads, system-vms-zcx.ads, system-vxworks-ppc.ads, - system-vxworks-arm.ads, system-darwin-x86.ads, system.ads, - system-vms_64.ads, system-darwin-ppc.ads, system-vxworks-x86.ads, - system-linux-ppc.ads, system-linux-hppa.ads, system-hpux-ia64.ads, - system-vms-ia64.ads (Stack_Check_Limits): New target parameter. - (Always_Compatible_Rep): New flag to control trampolines globally. - (Dynamic_Trampolines_Used): New flag for implementing the - No_Implicit_Dynamic_Code restriction more correctly (not yet used, - and not yet set correctly for some targets). - - * s-taprop-vxworks.adb: Use stack limit method of stack checking. - Simply indirectly call s-stchop when a task is created. - - * ali.ads: - New flag added: Stack_Check_Switch_Set which is set when '-fstack-check' - appears as an argument (entries A) in an ALI file. - - * fe.h (Stack_Check_Limits): Declare new target parameter. - (Check_Implicit_Dynamic_Code_Allowed): New procedure. - - * init.c: Declare __gnat_set_stack_limit_hook for VxWorks kernel RTS. - This variable is declared in C to be sure not subject to elaboration - code. - (__gnat_map_signal, VxWorks): In kernel mode, map SIGILL to - Storage_Error. - - * targparm.ads, targparm.adb (Stack_Check_Limits): New parameter. - (Always_Compatible_Rep, Dynamic_Trampolines_Used): New parameters. - - * s-stchop.ads: Add comments. - - * s-stchop-vxworks.adb: Package almost fully rewritten to use stack - limit method of stack checking. - - * s-stchop-limit.ads: New file. - -2007-12-13 Robert Dewar <dewar@adacore.com> - - * sem_ch5.adb, s-taskin.adb, a-ciorma.adb, a-coorma.adb, a-cohama.adb, - a-cihama.adb, g-awk.adb, - s-inmaop-posix.adb: Update handling of assigned value/unreferenced - warnings - - * exp_smem.adb: Update handling of assigned value/unreferenced warnings - - * sem.adb: Update handling of assigned value/unreferenced warnings - - * a-exexpr-gcc.adb: Add a pragma warnings off for boolean return - - * lib-xref.ads: Improve documentation for k xref type - - * lib-xref.adb: - Update handling of assigned value/unreferenced warnings - (Generate_Reference): Warning for reference to entity for which a - pragma Unreferenced has been given should be unconditional. - If the entity is a discriminal, mark the original - discriminant as referenced. - - * sem_warn.ads, sem_warn.adb - (Check_One_Unit): Test Renamed_In_Spec to control giving warning for - no entities referenced in package - (Check_One_Unit): Don't give message about no entities referenced in - a package if a pragma Unreferenced has appeared. - Handle new warning flag -gnatw.a/-gnatw.A - Update handling of assigned value/unreferenced warnings - - * atree.h: Add flags up to Flag247 - (Flag231): New macro. - -2007-12-13 Jose Ruiz <ruiz@adacore.com> - - * adaint.h: (__gnat_plist_init): Not defined for RTX. - - * initialize.c (__gnat_initialize): Do not call __gnat_plist_init for - RTX systems. - - * Makefile.in: Add new files s-tasinf-linux.ads and s-tasinf-linux.adb. - (LIBGNAT_TARGET_PAIRS, MISCLIB, THREADSLIB, - EXTRA_GNATRTL_NONTASKING_OBJS, EXTRA_GNATRTL_TASKING_OBJS, - GNATLIB_SHARED for RTX run time): Use the versions required by RTX. - - * mingw32.h: - Do not define GNAT_UNICODE_SUPPORT for RTX since it is not supported. - - * sysdep.c (winflush_function for RTX): Procedure that does nothing - since we only have problems with Windows 95/98, which are not - supported by RTX. - (__gnat_ttyname): Return the empty string on Nucleus, just as - done on vxworks. - -2007-12-13 Robert Dewar <dewar@adacore.com> - - * a-textio.adb, a-textio.ads: - Extensive changes to private part for wide character encoding - - * a-witeio.adb, a-witeio.ads, a-ztexio.ads, a-ztexio.adb - (Look_Ahead): Fix mishandling of encoded sequences - Move declaration of Wch_Con to private part (should not be visible) - - * ali.adb (Scan_ALI): Set default encoding method to brackets instead of - UTF-8. Probably this is never used, but if it is, brackets is - clearly correct. - - * bindgen.adb (Get_WC_Encoding): New procedure to properly handle - setting wide character encoding for no main program case and when - encoding is specified using -W? - Initialize stack limit of environment task if stack limit method of - stack checking is enabled. - (Gen_Adainit_Ada): Use Get_WC_Encoding to output encoding method - (Gen_Adainit_C): Use Get_WC_Encoding to output encoding method - (Get_Main_Unit_Name): New function. - (Gen_Adainit_Ada): Add call to main program for .NET when needed. - (Gen_Output_File): Set Bind_Main_Program to True for .NET - - * bindusg.adb: Add line for -Wx switch - - * s-wchcon.adb, s-wchcon.ads: (Is_Start_Of_Encoding): New function - Add comments - Add new useful constant WC_Longest_Sequences - - * switch-b.adb: Clean up handling of -Wx switch - For -gnatWx, set Wide_Character_Encoding_Method_Specified - - * switch-c.adb: -gnatg activates warning on assertion errors - For -gnatWx, set Wide_Character_Encoding_Method_Specified - - * s-wchcon.adb: (Is_Start_Of_Encoding): New function - -2007-12-13 Robert Dewar <dewar@adacore.com> - Ed Schonberg <schonberg@adacore.com> - - * a-ngcoty.adb: New pragma Fast_Math - - * opt.adb: New pragma Fast_Math - - * par-prag.adb: - Add Implemented_By_Entry to the list of pragmas which do not require any - special processing. - (Favor_Top_Level): New pragma. - New pragma Fast_Math - - * exp_attr.adb: Move Wide_[Wide_]Image routines to Exp_Imgv - (Expand_N_Attribute_Reference, Displace_Allocator_Pointer, - Expand_Allocator_Expression): Take into account VM_Target - (Expand_Attribute, case 'Identity): Handle properly the case where - the prefix is a task interface. - New pragma Fast_Math - - * par.adb (Next_Token_Is): New function - (P_Pragma): Add Skipping parameter - (U_Left_Paren): New procedure - (U_Right_Paren): New procedure - New pragma Fast_Math - - * par-ch10.adb (P_Subunit): Unconditional msg for missing ) after - subunit - New pragma Fast_Math - - * sem_prag.adb: Add significance value to table Sig_Flag for pragma - Implemented_By_Entry. - (Analyze_Pragma): Add case for Ada 2005 pragma Implemented_By_Entry. - (Set_Inline_Flags): Do not try to link pragma Inline onto chain of rep - items, since it can apply to more than one overloadable entity. Set - new flag Has_Pragma_Inline_Always for Inline_Always case. - (Analyze_Pragma, case Complex_Representation): Improve error message. - (Analyze_Pragma, case Assert): When assertions are disabled build the - rewritten code with Sloc of expression rather than pragma, so new - warning about failing is not deleted. - (Analyze_Pragma): Allow pragma Preelaborable_Initialization to apply to - protected types and update error message to reflect that. Test whether - the protected type is allowed for the pragma (an error is issued if the - type has any entries, or components that do not have preelaborable - initialization). - New pragma Fast_Math - (Analyze_Pragma, case No_Return): Handle generic instance - - * snames.h, snames.ads, snames.adb: - Add new predefined name for interface primitive _Disp_Requeue. - New pragma Fast_Math - - * a-tags.ads, a-tags.adb: New calling sequence for - String_To_Wide_[Wide_]String - (Secondary_Tag): New subprogram. - - * exp_imgv.ads, exp_imgv.adb: Move Wide_[Wide_]Image routines here - from Exp_Attr - New calling sequence for String_To_Wide_[Wide_]String - (Expand_Image_Attribute): Major rewrite. New calling sequence avoids - the use of the secondary stack for image routines. - - * a-except-2005.adb, s-wchstw.ads, s-wchstw.adb, s-wwdenu.adb: New - calling sequence for String_To_Wide_[Wide_]String - - * par-ch3.adb (P_Declarative_Items): Recognize use of Overriding in - Ada 95 mode - (P_Unknown_Discriminant_Part_Opt): Handle missing parens gracefully - Remove Atree.Delete_Tree/Delete_Node and Nlist.Delete_List - - * par-ch6.adb (P_Subprogram): Recognize use of Overriding in Ada 95 mode - (P_Formal_Part): Use Skipping parameter in P_Pragma call - to improve error recovery - - * par-util.adb (Next_Token_Is): New function - (Signal_Bad_Attribute): Use new Namet.Is_Bad_Spelling_Of function - - * par-ch2.adb (Skip_Pragma_Semicolon): Do not resynchronize to - semicolon if missing - (P_Pragma): Implement new Skipping parameter - Remove Atree.Delete_Tree/Delete_Node and Nlist.Delete_List - Fix location of flag for unrecognized pragma message - - * par-tchk.adb (U_Left_Paren): New procedure - (U_Right_Paren): New procedure - -2007-12-13 Geert Bosch <bosch@adacore.com> - - * a-tifiio.adb: - (Put_Int64): Use Put_Digit to advance Pos. This fixes a case where - the second or later Scaled_Divide would omit leading zeroes, - resulting in too few digits produced and a Layout_Error as result. - (Put): Initialize Pos. - -2007-12-13 Robert Dewar <dewar@adacore.com> - - atree.ads, atree.adb (Flag231..Flag247): New functions - (Set_Flag231..Set_Flag247): New procedures - (Basic_Set_Convention): Rename Set_Convention to be - Basic_Set_Convention - (Nkind_In): New functions - Remove Atree.Delete_Tree/Delete_Node and Nlist.Delete_List - - * exp_ch6.adb (Expand_Call): Use new flag Has_Pragma_Inline_Always - instead - of obsolete function Is_Always_Inlined - (Register_Predefined_DT_Entry): Initialize slots of the second - secondary dispatch table. - Remove Atree.Delete_Tree/Delete_Node and Nlist.Delete_List - (Expand_N_Function_Call): Remove special provision for stack checking. - - * exp_util.ads, exp_util.adb (Is_Predefined_Dispatching_Operation): - Include _Disp_Requeue in the list of predefined operations. - (Find_Interface_ADT): Modified to fulfill the new specification. - Remove Atree.Delete_Tree/Delete_Node and Nlist.Delete_List - - * par-ch4.adb, nlists.ads, nlists.adb: - Remove Atree.Delete_Tree/Delete_Node and Nlist.Delete_List - - * sinfo.ads, sinfo.adb: (Nkind_In): New functions - Fix location of flag for unrecognized pragma message - - * sem_ch7.adb: Use Nkind_In - -2007-12-13 Vincent Celier <celier@adacore.com> - - * opt.ads: - Indicate what flags are used by the Project Manager, gprbuild and - gprclean. - (Opt.Follow_Links_For_Dirs): New flag - (Warn_On_Assertion_Failure): New flag - (Wide_Character_Encoding_Method_Specified): New flag - (Suppress_All_Inlining): New switch set by -fno-inline - (Real_VMS_Target): New flag - New pragma Fast_Math - -2007-12-13 Robert Dewar <dewar@adacore.com> - - * back_end.adb: Recognize -fno-inline - -2007-12-13 Robert Dewar <dewar@adacore.com> - - * checks.adb: Fix optimization problem with short-circuited form - -2007-12-13 Bob Duff <duff@adacore.com> - - * clean.adb (Usage): Add line for -aP - (Check_Version_And_Help): Change Check_Version_And_Help to be generic, - with a parameter "procedure Usage", instead of passing a pointer to a - procedure. This is to eliminate trampolines (since the Usage procedure - is often nested in a main procedure, and it would be inconvenient to - unnest it). - - * g-comlin.adb (For_Each_Simple_Switch): Change For_Each_Simple_Switch - to be generic, with a parameter "procedure Callback (...)", instead of - passing a pointer to a procedure. This is to eliminate trampolines - (since the Callback procedure is usually nested). - - * gnatfind.adb, switch.adb, switch.ads, gnatlink.adb, gnatls.adb, - gnatname.adb, gnatxref.adb, gnatchop.adb, gprep.adb, gnatbind.adb - (Check_Version_And_Help): Change Check_Version_And_Help to be generic. - - * g-pehage.adb (Compute_Edges_And_Vertices, Build_Identical_Key_Sets): - Use the generic Heap_Sort_G instead of Heap_Sort_A. - -2007-12-13 Hristian Kirtchev <kirtchev@adacore.com> - - * einfo.ads, einfo.adb: Flag 232 is now Implemented_By_Entry. - (Implemented_By_Entry, Set_Implemented_By_Entry): New routines. - (Write_Entry_Flags): Add an entry for Implemented_By_Entry. - (Renamed_In_Spec): New flag - (Has_Pragma_Inline_Always): New flag - Add missing doc for pragma Obsolescent_Warning - Add missing doc for 17 additional unused flags (230-247) - (Is_Derived_Type): Remove condition "not Is_Generic_Type". - Alphabetize with clauses. - Separate Is_Thunk and Has_Thunks flags - (Write_Entity_Flags): Add forgotten entry for Has_Thunks - (Related_Interface): Renamed to Related_Type. - (Has_Thunks/Set_Has_Thunks): Subprograms of new attribute. - (Set_Is_Flag): Restrict the assertion. - -2007-12-13 Vincent Celier <celier@adacore.com> - - * errout.adb (Output_Source_Line): Do not keep a trailing space after - the source line number if the source line is empty. - -2007-12-13 Geert Bosch <bosch@adacore.com> - - * eval_fat.adb (Decompose_Int): Handle argument of zero. - (Compose): Remove special casing of zero. - (Exponent): Likewise. - (Fraction): Likewise. - (Machine): Likewise. - (Decompose): Update comment. - -2007-12-13 Ed Schonberg <schonberg@adacore.com> - - * exp_aggr.adb (Build_Record_Aggr_Code): If there is an aggregate for a - limited ancestor part, initialize controllers of enclosing record - before expanding ancestor aggregate. - (Gen_Assign): If a component of the aggregate is box-initialized, add - code to call Initialize if the component is controlled, and explicit - assignment of null if the component is an access type. - - Handle properly aggregates for limited types that appear in object - declarations when the aggregate contains controlled values such as - protected types. - When expanding limited aggregates into individual components, do not - call Adjust on controlled components that are limited. - -2007-12-13 Ed Schonberg <schonberg@adacore.com> - - * expander.adb: Take into account N_Subprogram_Renaming_Declaration - -2007-12-13 Hristian Kirtchev <kirtchev@adacore.com> - - * exp_ch3.adb (Predefined_Primitive_Bodies): Generate the body of - predefined primitive _Disp_Requeue. - (Make_Predefined_Primitive_Specs): Create the spec for predefined - primitive _Disp_Requeue. - (Make_Predefined_Primitive_Specs/Predefined_Primitive_Bodies): Set the - type of formal Renamed_Eq to Entity_Id (instead of Node_Id). - (Make_Predefined_Primitive_Specs): Spec of "=" needed if the parent is - an interface type. In case of limited interfaces we now declare all the - predefined primitives associated with synchronized interfaces as - abstract. - (Predef_Spec_Or_Body): For interface types generate abstract subprogram - declarations. - (Predefined_Primitive_Bodies): Add body of "=" if the parent of the - tagged type is an interface type and there is no user-defined equality - function. - Add also bodies of predefined primitives associated with synchronized - interfaces. - (Freeze_Record_Type): Do not build bodies of predefined primitives of - interface types because they are now defined abstract. - Add missing documentation. - (Expand_Record_Controller): Update occurrence of Related_Interface - to Related_Type. - (Build_Offset_To_Top_Functions): Do nothing in case of VM. - (Expand_N_Object_Declaration): Take into account VM_Target when handling - class wide interface object declaration. - (Expand_Previous_Access_Type): Do not create a duplicate master entity - if the access type already has one. - (Expand_N_Object_Declaration): Defend against attempt to validity check - generic types. Noticed for -gnatVcf specified with previous errors. - -2007-12-13 Arnaud Charlet <charlet@adacore.com> - - * exp_ch4.adb (Expand_N_Attribute_Reference, Displace_Allocator_Pointer, - Expand_Allocator_Expression): Take into account VM_Target - - * exp_ch5.adb (Expand_N_Extended_Return_Statement): Do not use - secondary stack when VM_Target /= No_VM - -2007-12-13 Javier Miranda <miranda@adacore.com> - Ed Schonberg <schonberg@adacore.com> - - * exp_ch7.adb (Expand_N_Package_Body): Replace occurrence of attribute - Is_Complation_Unit by Is_Library_Level_Entity in the code - that decides if the static dispatch tables need to be built. - (Wrap_Transient_Declaration): Do not generate a finalization call if - this is a renaming declaration and the renamed object is a component - of a controlled type. - -2007-12-13 Gary Dismukes <dismukes@adacore.com> - - * exp_ch8.ads, exp_ch8.adb (Expand_N_Subprogram_Renaming_Declaration): - In the case where the renamed subprogram is a dereference, call - Force_Evaluation on the prefix. - -2007-12-13 Hristian Kirtchev <kirtchev@adacore.com> - Ed Schonberg <schonberg@adacore.com> - - * exp_ch9.adb (Expand_N_Asynchronous_Select, - Expand_N_Conditional_Entry_Call, Expand_N_Timed_Entry_Call): Code and - comment reformatting. - (Set_Privals): Inherit aliased flag from formal. From code reading. - (Build_Simple_Entry_Call): Out parameters of an access type are passed - by copy and initialized from the actual. This includes entry parameters. - (Expand_N_Requeue_Statement): Reimplement in order to handle both Ada 95 - and Ada 2005 models of requeue. - (Null_Statements): Still connsider do-end block null if it contains - Unreferenced and Warnings pragmas. - (Expand_N_Accept_Statement): Do not optimize away null do end if - dispatching policy is other than defaulted. - (Expand_N_Timed_Entry_Call): When the triggering statement is a - dispatching call, manually analyze the delay statement. - (Find_Parameter_Type): Move subprogram to Sem_Util. - -2007-12-13 Hristian Kirtchev <kirtchev@adacore.com> - Javier Miranda <miranda@adacore.com> - - * exp_disp.ads, exp_disp.adb (Default_Prim_Op_Position): Primitive - _Disp_Requeue occupies dispatch table slot number 15. Move - _Disp_Timed_Select to slot 16. - (Make_Disp_Requeue_Body, Make_Disp_Requeue_Spec): New routines which - generate the spec and body of _Disp_Reqeueue. - (Make_DT): Build and initialize the second dispatch table. - Handle initialization of RC_Offset when the parent - is a private type with variable size components. - (Make_Secondary_DT): Complete documentation. Add support to - initialize the second dispatch table. - (Make_Tags): Generate the tag of the second dispatch table. - (Register_Primitive): Add support to register primitives in the - second dispatch table. - -2007-12-13 Pascal Obry <obry@adacore.com> - - * expect.c (__gnat_kill) [WIN32]: Implement the SIGINT signal on - Windows. This signal is used by gnatmake to kill child processes for - example. - -2007-12-13 Javier Miranda <miranda@adacore.com> - - * exp_intr.adb (Expand_Dispatching_Constructor_Call): Add missing - support for generic dispatching constructor calls in which we need to - locate the tag of a secondary dispatch table associated with an - interface type to properly dispatch the call. - (Expand_N_Attribute_Reference [case Address], - Expand_Dispatching_Constructor_Call, Expand_Unc_Deallocation): Fix - handling of VM targets. - -2007-12-13 Robert Dewar <dewar@adacore.com> - Ed Schonberg <schonberg@adacore.com> - - * exp_prag.adb (Expand_Pragma_Assert): Recognize new warning flag for - assert fail - - * ug_words: Add entries for -gnatw.a -gnatw.A - - * sem_res.adb (Set_String_Literal_Subtype): If the context of the - literal is a subtype with non-static constraints, use the base type of - the context as the base of the string subtype, to prevent type - mismatches in gigi. - (Resolve_Actuals): If the actual is an entity name, generate a - reference before the actual is resolved and expanded, to prevent - spurious warnings on formals of enclosing protected operations. - (Analyze_Overloaded_Selected_Component): If type of prefix if - class-wide, use visible components of base type. - (Resolve_Selected_Component): Ditto. - (Resolve_Short_Circuit): Detect case of pragma Assert argument - evaluating to False, and issue warning message. - - * usage.adb: Add lines for -gnatw.a and -gnatw.A - -2007-12-13 Emmanuel Briot <briot@adacore.com> - - * g-calend.ads (No_Time): New constant, to represent an uninitialized - time value - - * g-catiio.ads, g-catiio.adb (Value): Added support for more date - formats. - (Month_Name_To_Number): New subprogram - - * g-dirope.adb (Get_Current_Dir): On windows, normalize the drive - letter to upper-case. - -2007-12-13 Robert Dewar <dewar@adacore.com> - Ed Schonberg <schonberg@adacore.com> - - * gnat1drv.adb (Gnat1drv): Properly set new flag Opt.Real_VMS_Target - - * layout.adb (Resolve_Attribute, case 'Access): If designated type of - context is a limited view, use non-limited view when available. If the - non-limited view is an unconstrained array, this enforces consistency - requirements in 3.10.2 (27). - (Layout_Type): For an access type whose designated type is a limited - view, examine its declaration to determine if it is an unconstrained - array, and size the access type accordingly. - (Layout_Type): Do not force 32-bits for convention c subprogram - pointers in -gnatdm mode, only if real vms target. - - * sem_attr.adb (Analyze_Access_Attribute): Use new flag - Has_Pragma_Inline_Always instead of obsolete function Is_Always_Inlined - (Analyze_Access_Attribute,Attribute_Address): Remove checks for - violations of the No_Implicit_Dynamic_Code restriction. - (Resolve_Attribute, case 'Access): If designated type of context is a - limited view, use non-limited view when available. If the non-limited - view is an unconstrained array, this enforces consistency requirements - in 3.10.2 (27). - (Layout_Type): For an access type whose designated type is a limited - view, examine its declaration to determine if it is an unconstrained - array, and size the access type accordingly. - -2007-12-13 Vincent Celier <celier@adacore.com> - - * gnatcmd.adb (GNATCmd): Do not issue -d= switch to gnatmetric when - object directory of main project does not exist. - On VMS, correctly set then environment variable for the source - directories. - -2007-12-13 Vasiliy Fofanov <fofanov@adacore.com> - - * g-regist.ads, g-regist.adb (Set_Value): new parameter Expand; when - set to True this procedure will create the value of type REG_EXPAND_SZ. - It was only possible to create REG_SZ values before. - -2007-12-13 Robert Dewar <dewar@adacore.com> - - * g-spchge.ads, g-spchge.adb, g-u3spch.adb, g-u3spch.ads, - g-wispch.adb, g-wispch.ads, g-zspche.adb, g-zspche.ads, - namet-sp.adb, namet-sp.ads: New files. - - * g-speche.adb: Use generic routine in g-spchge - - * s-wchcnv.ads, s-wchcnv.adb: - Minor code cleanup (make formal type consistent with spec) - - * namet.adb: Update comments. - - * par-endh.adb (Evaluate_End_Entry): Use new - Namet.Sp.Is_Bad_Spelling_Of function - - * par-load.adb (Load): Use new Namet.Sp.Is_Bad_Spelling_Of function - - * sem_aggr.adb (Resolve_Record_Aggregate): If a component of an - ancestor is an access type initialized with a box, set its type - explicitly, for use in subsequent expansion. - (Check_Misspelled_Component): Use new Namet.Sp.Is_Bad_Spelling_Of - function - -2007-12-13 Robert Dewar <dewar@adacore.com> - - * g-spipat.adb (Break): Fix accessibility error (vsn taking not null - access Vstring) - -2007-12-13 Robert Dewar <dewar@adacore.com> - - * inline.adb (Back_End_Cannot_Inline): Use new flag - Has_Pragma_Inline_Always instead of obsolete function Is_Always_Inlined - - * sem_ch6.ads, sem_ch6.adb (Analyze_Subprogram_Body): Use new flag - Has_Pragma_Inline_Always instead. - of obsolete function Is_Always_Inlined - (Build_Body_To_Inline): Same change - (Cannot_Inline): Same change - Do not give warning on exception raise in No_Return function - - * sem_ch13.adb (Analyze_Record_Representation_Clause): If an inherited - component has two inconsistent component clauses in the same record - representation clause, favor the message that complains about - duplication rather than inconsistency. - Update comments. - (Record_Representation_Clause): Do not warn on missing component - clauses for inherited components of a type extension. - (Rep_Item_Too_Late): Do not attempt to link pragma into rep chain for - an overloadable item if it is a pragma that can apply to multiple - overloadable entities (e.g. Inline) because a pragma cannot be on - more than one chain at a time. - (Validate_Unchecked_Conversion): Add code to warn on unchecked - conversion where one of the operands is Ada.Calendar.Time. - (Analyze_Attribute_Definition_Clause): Fix typo in error message. - For now, ignore Component_Size clause on VM targets, as done for - pragma Pack. - -2007-12-13 Emmanuel Briot <briot@adacore.com> - Vincent Celier <celier@adacore.com> - - * prj.ads, prj.adb (Is_A_Language): Now takes a Name_Id instead of a - string - (Must_Check_Configuration, Default_Language_Is_Ada): new flags in - prj.ads - (Hash): Move instantiation of System.HTable.Hash from spec to body - (prj-nmsc.adb): Optimize calls to Name_Find when on case sensitive - systems, since we do not need to recompute the Name_Id for the canonical - file name. - (Body_Suffix_Id_Of, Spec_Suffix_Id_Of): new version that takes a name_id - as a parameter. This parameter is in fact always "ada" in all calls, and - we were doing 160560 extra calls to Name_Find to convert it to Name_Ada - while loading a project with 40000 files - - * prj-attr.adb: Fix name of attribute Dependency_Driver - Change the kind of indexing for attribute Root - - * prj-dect.adb (Parse_Declarative_Items): Allow redeclarations of - variables already declared, in case constructions. - - * prj-env.adb (Initialize): Reset Current_Source_Path_File and - Current_Object_Path_File to No_Path. - - * prj-ext.adb (Initialize_Project_Path): In multi language mode, use - ADA_PROJECT_PATH if value of GPR_PROJECT_PATH is empty. - - * prj-makr.adb: new parameter Current_Dir - - * prj-nmsc.ads, prj-nmsc.adb (Find_Explicit_Sources): Do not look for - Ada sources when language is not Ada. - Change Opt.Follow_Links to Opt.Follow_Links_For_Files. - (Find_Excluded_Sources, Find_Explicit_Sources): new subprograms - (Must_Check_Configuration, Default_Language_Is_Ada): new flags. - (Locate_Directory): Always resolve links when computing Canonical_Path - (Look_For_Sources): Make sure that Name_Buffer contains the file name - in Source_Files before checking for the presence of a directory - separator. - Optimize calls to Name_Find when on case sensitive systems. - (Body_Suffix_Id_Of, Spec_Suffix_Id_Of): new version that takes a name_id - as a parameter. - (Prj.Nmsc.Check): new parameter Current_Dir - (Check_Ada_Naming_Schemes): Restrictions on suffixes are relaxed. They - cannot be empty and the spec suffix cannot be the same as the body or - separate suffix. - (Get_Unit): When a file name can be of several unit kinds (spec, body or - subunit), always consider the longest suffix. - (Check_Configuration): Do not issue an error if there is no compiler - for a language. Just issue a warning and ignore the sources for the - language. - (Check_Library_Attributes): Only check Library_Dir if Library_Name is - not empty. - (Check_Naming_Schemes.Maked_Unit): Only output message if high verbosity - (Unit_Exceptions): New hash table - (Check_Naming_Schemes): Check if a file that could be a unit because of - the naming scheme is not in fact a source because there is an exception - for the unit. - (Look_For_Sources): Put the unit exceptions in hash table - Unit_Exceptions - (Get_Unit_Exceptions): Give initial value No_Source to local variable - Other_Part to avoid exception when code is compiled with validity - checking. - (Get_Sources_From_File): Check that there is no directory information - in the file names. - (Look_For_Sources): Check that there is no directory information in the - list of file names in Source_Files. - (Look_For_Sources): In multi-language mode, do not allow exception file - names that are excluded. - (Excluded_Sources_Htable): New hash table - (Search_Directories.Check_File): New procedure to simplify - Search_Directories. - (Search_Directories): Do not consider excluded sources - (Look_For_Sources): Populate Excluded_Sources_Htable before calling - Search_Directories. - (Get_Exceptions): Set component Lang_Kind of Source_Data - (Get_Unit_Exceptions): Ditto - (Search_Directories): Ditto - - * prj-pars.adb: new parameter Current_Dir - - * prj-part.ads, prj-part.adb: - Change Opt.Follow_Links to Opt.Follow_Links_For_Files. - (Opt.Follow_Links_For_Dirs): New flag - (Project_Path_Name_Of): Cache information returned by this routine as - Locate_Regular_File is a costly routine. The code to output a log - information and the effective call to Locate_Regular_File is now - factorized into a routine (code clean-up). - (Parse, Parse_Single_Project): new parameter Current_Dir - When main project file cannot be found, indicate in the error - message the project path that was used to do the search. - - * prj-proc.ads, prj-proc.adb (Opt.Follow_Links_For_Dirs): New flag - (Prj.Proc.Process*): new parameter Current_Dir - - * switch-m.adb: Change Opt.Follow_Links to Opt.Follow_Links_For_Files - -2007-12-13 Bob Duff <duff@adacore.com> - - * restrict.ads, restrict.adb (Check_Implicit_Dynamic_Code_Allowed): New - procedure to be called from the back end to check the - No_Implicit_Dynamic_Code restriction. - -2007-12-13 Arnaud Charlet <charlet@adacore.com> - - * rtsfind.adb (Check_CRT): Take into account RTE_Available_Call - Fixes another case where RTE_Available_Call was ignored instead of being - taken into account. - (Load_Fail): Ditto. - - * rtsfind.ads: Add new entries. - -2007-12-13 Robert Dewar <dewar@adacore.com> - - * g-byorma.adb, g-byorma.ads, g-decstr.adb, g-decstr.ads, - g-deutst.ads, g-encstr.adb, g-encstr.ads, g-enutst.ads: New files. - - * scn.adb: Implement BOM recognition - -2007-12-13 Thomas Quinot <quinot@adacore.com> - Ed Schonberg <schonberg@adacore.com> - - * sem_ch10.adb (Check_Private_Child_Unit): A non-private library level - subprogram body that acts as its own spec may not have a non-private - WITH clause on a private sibling. - (Build_Unit_Name): If the parent unit in the name in a with_clause on a - child unit is a renaming, create an implicit with_clause on that - parent, and not on the unit it renames, to prevent visibility errors - in the current unit. - -2007-12-13 Ed Schonberg <schonberg@adacore.com> - - * sem_ch12.adb (Instantiate_Formal_Subprogram): In the subprogram - renaming declaration, use the Slocs of the formal parameters from the - declaration of the formal subprogram when creating the formal parameter - entities in the renaming declaration. - (Analyze_Formal_Type_Declaration): Change the placement of the error - message concerning illegal known discriminants. It is now posted on the - type rather than on the first discriminant. This change ensures early - error report. - (Freeze_Subprogram_Body): If the generic subprogram is nested within - the package body that contains the instance, do not generate an - out-of-place freeze node for the enclosing package. - (Collect_Previous_Instantiations): Ignore internal instantiations - generated for formal packages. - (Validate_Derived_Type_Instance): Add a check that when a formal - derived type is Known_To_Have_Preelab_Init then the actual type must - have preelaborable initialization, and issue an error when this - condition is violated. - -2007-12-13 Robert Dewar <dewar@adacore.com> - - * s-imenne.adb, s-imenne.ads: New files. - - * s-imgboo.adb, s-imgboo.ads, s-imgcha.adb, s-imgcha.ads, s-imgdec.adb, - s-imgdec.ads, s-imgenu.ads, s-imgint.adb, s-imgint.ads, s-imglld.adb, - s-imglld.ads, s-imglli.adb, s-imglli.ads, s-imgllu.adb, s-imgllu.ads, - s-imgrea.adb, s-imgrea.ads, s-imguns.adb, s-imguns.ads, s-imgwch.adb, - s-imgwch.ads: New calling sequence for Image routines to avoid sec - stack usage. - -2007-12-13 Javier Miranda <miranda@adacore.com> - Ed Schonberg <schonberg@adacore.com> - - * sem_ch3.ads, sem_ch3.adb (Check_Abstract_Overriding): Avoid - generation of spurious error if parent is an interface type; caused - because predefined primitive bodies will be generated later by - Freeze_Record_Type. - (Process_Subtype): The subtype inherits the Known_To_Have_Preelab_Init - flag. - (Derive_Subprograms): Handle derivations of predefined primitives - after all the user-defined primitives to ensure that they are - found in proper order in instantiations. - (Add_Interface_Tag_Components, Inherit_Components): Update occurrences - of Related_Interface to Related_Type. - (Record_Type_Declaration): Minor reordering of calls to decorate the - Tag component because the entity must have set its Ekind attribute - before setting its Is_Tag attribute. - (Analyze_Subtype_Declaration): In the case of subtypes with - Private_Kind, inherit Known_To_Have_Preelab_Init from the parent. - -2007-12-13 Hristian Kirtchev <kirtchev@adacore.com> - Ed Schonberg <schonberg@adacore.com> - - * sem_ch4.adb (Analyze_Selected_Component): Include the requeue - statement to the list of contexts where a selected component with a - concurrent tagged type prefix should yield a primitive operation. - (Find_Primitive_Operation): Handle case of class-wide types. - (Analyze_Overloaded_Selected_Component): If type of prefix is - class-wide, use visible components of base type. - (Resolve_Selected_Component): Ditto. - (Try_Primitive_Operation, Collect_Generic_Type_Ops): If the type is a - formal of a generic subprogram. find candidate interpretations by - scanning the list of generic formal declarations.: - (Process_Implicit_Dereference_Prefix): If the prefix has an incomplete - type from a limited_with_clause, and the full view is available, use it - for subsequent semantic checks. - (Check_Misspelled_Selector): Use Namet.Sp.Is_Bad_Spelling_Of function - (Find_Primitive_Operation): New function. - (Analyze_Overloaded_Selected_Component): insert explicit dereference - only once if several interpretations of the prefix yield an access type. - (Try_Object_Operation): Code and comment cleanup. - (Analyze_Selected_Component): Reorder local variables. Minot comment and - code reformatting. When the type of the prefix is tagged concurrent, a - correct interpretation might be available in the primitive and - class-wide operations of the type. - -2007-12-13 Robert Dewar <dewar@adacore.com> - Ed Schonberg <schonberg@adacore.com> - - * sem_ch8.adb (Analyze_Subprogram_Renaming): Special error message for - renaming entry as subprogram using rename-as-body if subprogram spec - frozen. - (Use_One_Type): The clause is legal on an access type whose designated - type has a limited view. - (Find_Direct_Name): Use Namet.Sp.Is_Bad_Spelling_Of function - (Find_Expanded_Name): Use Namet.Sp.Is_Bad_Spelling_Of function - (Analyze_Renamed_Primitive_Operation): new procedure to determine the - operation denoted by a selected component. - (Analyze_Renamed_Entry): Resolve the prefix of the entry name, because - it can be an expression, possibly overloaded, that returns a task or - an access to one. - -2007-12-13 Hristian Kirtchev <kirtchev@adacore.com> - Gary Dismukes <dismukes@adacore.com> - - * sem_ch9.adb (Analyze_Requeue): Add a local flag to capture whether a - requeue statement is dispatching. Do not emit an error when the name is - not an entry and the context is a dispatching select. Add code to - perform subtype conformance between the formals of the current entry - and those of the target interface primitive. - (Analyze_Asynchronous_Select, Analyze_Conditional_Entry_Call, Analyze_ - Timed_Entry_Call): Analyze the triggering statement as the first step of - the processing. If this is a dispatching select, postpone the analysis - of all select statements until the Expander transforms the select. This - approach avoids generating duplicate identifiers after the Expander has - replicated some of the select statements. In case the Expander is - disabled, perform regular analysis. - (Check_Triggering_Statement): New routine. - (Analyze_Requeue): Exclude any interpretations that are not entries when - checking overloaded names in a requeue. Also test type conformance for - matching interpretations rather than requiring subtype conformance at - that point to conform with the RM's resolution rule for requeues. - -2007-12-13 Ed Schonberg <schonberg@adacore.com> - - * sem_disp.adb (Check_Dispatching_Call): If an actual in a call to an - inherited operation is a defaulted tag-indeterminate call, and there is - a statically tagged actual, use the static tag as a controlling actual - for the defaulted actual. - -2007-12-13 Geert Bosch <bosch@adacore.com> - - * sem_eval.adb (Eval_Real_Literal): N_Constant_Declaration is a static - context, so do not call Check_Non_Static_Context. - -2007-12-13 Hristian Kirtchev <kirtchev@adacore.com> - - * sem_type.adb (Function_Interp_Has_Abstract_Op): Add guard to check - whether formal E is an entity which may have parameters. - -2007-12-13 Bob Duff <duff@adacore.com> - Javier Miranda <miranda@adacore.com> - Robert Dewar <dewar@adacore.com> - - * sem_util.ads, sem_util.adb (Is_Concurrent_Interface): New routine. - (Set_Convention): New procedure to set the Convention flag, and in - addition make sure the Favor_Top_Level flag is kept in sync (all - foreign-language conventions require Favor_Top_Level = True). - (Collect_Abstract_Interfaces): Update occurrences of Related_Interface - to Related_Type. - (Collect_Interfaces_Info): Minor update to handle the two secondary - dispatch tables. Update occurrence of Related_Interface to Related_Type. - (Generate_Parent_Ref): Add parameter to specify entity to check - (Is_Preelaborable_Expression): Allow the name of a discriminant to - initialize a component of a type with preelaborable initialization. - This includes the case of a discriminal used in such a context. - (Is_Dependent_Component_Of_Mutable_Object): Take into account the - latest Ada 2005 rules about renaming and 'Access of - discriminant-dependent components. - (Check_Nested_Access): Add handling when there are no enclosing - subprograms (e.g. case of a package body). - (Find_Parameter_Type): Factor routine from several other compiler files. - Remove routine from Find_Overridden_Synchronized_Primitive. - -2007-12-13 Thomas Quinot <quinot@adacore.com> - - * sinput.adb (Get_Source_File_Index): Add assertion to guard against - an invalid access to an uninitialized slot in the - Source_File_Index_Table. - -2007-12-13 Thomas Quinot <quinot@adacore.com> - - * sinput-l.adb (Load_File): Disable style checks when preprocessing. - -2007-12-13 Bob Duff <duff@adacore.com> - - * s-soflin.ads: Apply new pragma Favor_Top_Level to all - access-to-subprogram types in this package. - -2007-12-13 Olivier Hainque <hainque@adacore.com> - - * s-stausa.ads (Stack_Analyzer): Remove First_Is_Topmost, redundant - with Stack_Grows_Down in System.Parameters. Rename Array_Address into - Stack_Overlay_Address and document that we are using an internal - abstraction. - (Byte_Size, Unsigned_32_Size): Remove, now useless. - (Pattern_Type, Bytes_Per_Pattern): New subtype and constant, to be used - consistently throughout the various implementation pieces. - - * s-stausa.adb (Stack_Slots): New type, abstraction for the stack - overlay we are using to fill the stack area with patterns. - (Top_Slot_Index_In, Bottom_Slot_Index_In): Operations on Stack_Slots. - (Push_Index_Step_For, Pop_Index_Step_For): Likewise. - (Fill_Stack, Compute_Result): Use the Stack_Slots abstraction. - -2007-12-13 Robert Dewar <dewar@adacore.com> - - * s-stoele.adb ("mod"): mod negative value raises Constraint_Error - -2007-12-13 Arnaud Charlet <charlet@adacore.com> - - * s-tassta.adb: - (Create_Task): Take into account tasks created by foreign threads. - Code clean up: use constants instead of hard coded values. - -2007-12-13 Robert Dewar <dewar@adacore.com> - - * styleg.adb (Check_Comment): More liberal rules for comment placement - -2007-12-13 Olivier Hainque <hainque@adacore.com> - - * tb-alvms.c (struct tb_entry_t, __gnat_backtrace): Revert back to use - of Procedure Value instead of Frame Pointer as the invocation - identifier associated with the instruction pointer in each traceback - entry. - - * g-trasym-vms-alpha.adb (Traceback_Entry, PV_For, FP_For, - TB_Entry_For): Revert back to use of Procedure Value instead of Frame - Pointer as the invocation identifier passed to tbk$symbolize. - - * s-traent-vms.ads, s-traent-vms.adb - (Traceback_Entry, PV_For, FP_For, TB_Entry_For): Revert back to use of - Procedure Value instead of Frame Pointer as the invocation identifier - passed to tbk$symbolize. - -2007-12-13 Robert Dewar <dewar@adacore.com> - - * tbuild.ads, tbuild.adb: - Fix location of flag for unrecognized pragma message - -2007-12-13 Robert Dewar <dewar@adacore.com> - - * treepr.ads, treepr.adb: (pl): implement use of positive value - shorthands - -2007-12-13 Robert Dewar <dewar@adacore.com> - - * xeinfo.adb: Remove warnings - * xnmake.adb: Remove warnings - * xsinfo.adb: Remove warnings - * xtreeprs.adb: Remove warnings - * xsnames.adb: Remove warnings - - * a-ngcoar.adb: Fix typo. - * s-interr.adb: Minor reformatting - * env.c: Minor reformatting. - * g-bytswa.adb: Minor reformatting. - * g-rannum.ads: Minor documentation improvements - * s-tasinf-mingw.adb: Minor header fix - * a-clrefi.adb: Minor reformatting - * g-sttsne.ads: Minor documentation improvement - * g-sttsne-locking.ads: Minor documentation improvement - * g-soliop-solaris.ads: Minor documentation improvement - * g-soliop-mingw.ads: Minor documentation improvement - * g-soliop.ads: Minor documentation improvement - * exp_aggr.ads: Minor reformatting - * debug.adb: Add documentation for the gprbuild debug flags - * exp_ch2.adb: Use Nkind_In to simplify code throughout - * exp_pakd.adb: Minor reformatting - - * g-altive.ads, g-alleve.adb: Remove assertions. - Add comment about minor differences between targets regarding - floating-point operations. - - * g-thread.adb: Remove pragma unreferenced. - * lib.ads: Minor reformatting - * par-ch9.adb: Minor reformatting of error messages - * sem_case.adb: Minor reformatting - * s-fileio.adb: Minor reformattinng - * s-vmexta.ads: Minor typo - * vxaddr2line.adb: - Take into account 'Success' value as per new GNAT warning. - -2007-12-13 Vincent Celier <celier@adacore.com> - - * a-direct.adb (Create_Path): Always take '/' as a directory separator, - even on Windows - -2007-12-13 Robert Dewar <dewar@adacore.com> - Bob Duff <duff@adacore.com> - - * gnat_ugn.texi: Dcoument new rules for style check comment alignment - Document that suffixes may be terminations of each others - Add doc for -gnatw.a and -gnatw.A - Document gnatbind -Wx switch - Document BOM recognition - Document pragma Implemented_By_Entry. - Document new units. - - * gnat_rm.texi: (Favor_Top_Level): Document new pragma. - Add doc for pragma Unreferenced suppressing no entities referenced msg - Add documentation of GNAT.Directory_Operations.Iteration - Add documentation of GNAT.Random_Numbers - Add documentation for pragma Shared. - Correct documentation for Bit_Order - Add documentation for the Pool_Address attribute. - Fix and improve documentation of pragma machine_attribute. - New pragma Fast_Math - Document BOM recognition - - * vms_data.ads: Add entries for -gnatw.a -gnatw.A - Add /Wide_Character_Encoding for binder - Add qualifier for the new gnatpp option --no-separate-loop-then - -2007-12-13 Matthew Heaney <heaney@adacore.com> - - * a-cohase.ads, a-cihama.ads, a-cihase.ads, a-cohama.ads: Document - which generic formal operations are called for each operation. - -2007-12-13 Olivier Hainque <hainque@adacore.com> - - * tb-gcc.c (uw_data_t, trace_callback): Only define if not GCC-SJLJ eh. - (__gnat_backtrace): Early return 0 if using GCC-SJLJ eh. - -2007-12-13 Emmanuel Briot <briot@adacore.com> - - * s-os_lib.ads, s-os_lib.adb (Normalize_Pathname): Do not compute - Reference_Dir unless we actually need it. - -2007-12-13 Vasiliy Fofanov <fofanov@adacore.com> - Tristan Gingold <gingold@adacore.com> - - * g-socthi-vms.ads (Fd_Set_Access): make it 32-bit. - - * s-osprim-vms.adb, - a-calend-vms.adb: Remove pragma warning off and add pragma - unreferenced. - -2007-12-13 Robert Dewar <dewar@adacore.com> - - * impunit.adb: Add entries for missing units - - * Makefile.rtl: Add new run-time units. - - * Make-lang.in: Update dependencies. - -2007-12-13 Bob Duff <duff@adacore.com> - - * itypes.ads, itypes.adb (Create_Itype): For access-to-subprogram - types, set Can_Use_Internal_Rep appropriately, based on - Always_Compatible_Rep_On_Target. - -2007-12-13 Gary Dismukes <dismukes@adacore.com> - Arnaud Charlet <charlet@adacore.com> - - * make.adb (Scan_Make_Arg): Add test for -aamp_target switch, passing - it to the front end and setting the aamp_target environment variable - to the switch's argument to ensure that gnaampbind and gnaamplink will - take the specified library into account. - (Make): Only set Check_Object_Consistency to False for JVM, not for CIL - target, since the CIL compiler supports an "object" file (.il files). - -2007-12-13 Vincent Celier <celier@adacore.com> - - * symbols-processing-vms-ia64.adb (Process.Skip_Half): New procedure - (Process.H): Remove variable. Replace Read_Half (H) with Skip_Half. - -2007-12-13 Geert Bosch <bosch@adacore.com> - - * s-parame-vxworks.adb: - Update comments to reflect usage of this package by Nucleus. - -2007-12-13 Arnaud Charlet <charlet@adacore.com> - - * i-vxwork.ads: Kill new warning on Convention C, since changing the - spec would break code. - - * i-forbla-unimplemented.ads, vx_stack_info.c: New files. - - * system-vxworks-alpha.ads: Removed. - -2007-12-10 Eric Botcazou <ebotcazou@adacore.com> - - * ada-tree.h (TYPE_RETURNS_BY_TARGET_PTR_P): Move around. - -2007-12-09 Samuel Tardieu <sam@rfc1149.net> - - PR ada/34366 - * sem_ch3.adb (Designates_T): New function. - (Mentions_T): Factor reusable part of the logic into Designates_T. - Consider non-access parameters and access and non-access result. - (Check_Anonymous_Access_Components): Set ekind of anonymous access to - E_Subprogram_Type to E_Anonymous_Access_Subprogram_Type. - - * einfo.ads: Update comment for E_Anonymous_Access_Subprogram_Type. - -2007-12-07 Ludovic Brenta <ludovic@ludovic-brenta.org> - - PR ada/34361 - * mlib-tgt.adb, mlib-tgt.ads: Fix comments at the top to reflect - the new implementation of target-specific calls. - -2007-12-07 Olivier Hainque <hainque@adacore.com> - - * decl.c (gnat_to_gnu_entity) <case E_Access_Type>: When computing - the designated full view, only follow a second level Full_View link - for Non_Limited_Views of from_limited_with references. - -2007-12-07 Samuel Tardieu <sam@rfc1149.net> - - PR ada/15805 - * sem_ch6.adb (Process_Formals): Prevent an access type formal - to be initialized with an access to constant object. - - * sem_ch3.adb (Analyze_Object_Declaration): Signal an error - when an access to constant is used to initialize an access - value. - - PR ada/21346 - * a-direct.adb (Compose): Containing_Directory can be an empty string. - -2007-12-07 Olivier Hainque <hainque@adacore.com> - - PR ada/34173 - * decl.c (gnat_to_gnu_entity) <case E_Array_Type>: When setting - the alignment on the GCC XUA array type, set TYPE_USER_ALIGN if - this is from an alignment clause on the GNAT entity. - * utils.c (create_field_decl): Rewrite the computation of DECL_ALIGN - to distinguish the case where we set it from the type's alignment. - When so, propagate TYPE_USER_ALIGN into DECL_USER_ALIGN to indicate - whether this alignment was set from an explicit alignment clause. - -2007-12-06 Eric Botcazou <ebotcazou@adacore.com> - - * decl.c (make_packable_type): Revert last change. - (gnat_to_gnu_field): Avoid setting size and position multiple times. - * utils.c (finish_record_type): Retrieve the real name of the type. - -2007-12-05 Eric Botcazou <ebotcazou@adacore.com> - - * trans.c (lvalue_required_p): Take base node directly instead - of its parent. Rename second parameter to 'gnu_type'. - <N_Indexed_Component>: Return 0 if the node isn't the prefix. - <N_Slice>: Likewise. - (Identifier_to_gnu): Rename parent_requires_lvalue to require_lvalue. - Adjust calls to lvalue_required_p. - -2007-12-05 Samuel Tardieu <sam@rfc1149.net> - - PR ada/21489 - * exp_ch9.adb (Build_Simple_Entry_Call): Initialize OUT access type - parameters of an entry call. - -2007-12-03 Robert Dewar <dewar@adacore.com> - Samuel Tardieu <sam@rfc1149.net> - - PR ada/34287 - * sem_util.adb (Safe_To_Capture_Value): Do not capture values - of variables declared in a library-level package. - -2007-12-02 Samuel Tardieu <sam@rfc1149.net> - - * clean.adb (Clean_Library_Directory): Use Empty_String'Access intead - of Empty_String'Unchecked_Access. - - * Makefile.in: Add support for sh4-linux. - - * system-linux-sh4.ads: New file. - -2007-12-01 Kostik Belousov <kostikbel@ukr.net> - - PR ada/33722 - * env.c (__gnat_setenv): FreeBSD 7 has a POSIX conformant putenv() - and its argument must not be free()ed. - -2007-11-29 Eric Botcazou <ebotcazou@adacore.com> - - * decl.c (make_packable_type): Retrieve the real name of the type. - (maybe_pad_type): Simplify similar code. - -2007-11-28 Samuel Tardieu <sam@rfc1149.net> - - PR ada/15804 - * par-ch3.adb (P_Variant_Part): Signal an error when anything other - than an identifier is used after "case" in a variant_part. - - PR ada/17318 - * par-ch4.adb (Is_Parameterless_Attribute): New map. - (P_Name, Scan_Apostrophe block): Parse left parenthesis following - attribute name or not depending on the new map. - - * sem-attr.adb (Analyze_Attribute): Parameterless attributes - returning a string or a type will not be called with improper - arguments. - - * sem-attr.ads (Attribute_Class_Array): Move to snames.ads. - - * snames.ads (Attribute_Class_Array): Moved from sem-attr.ads. - - PR ada/32792 - * sem_attr.adb (Analyze_Attribute, Attribute_Integer_Value clause): - Signal an error when attribute argument is a fixed-point value of - an unknown type. - - PR ada/22559 - * sem_ch3.adb (Build_Derived_Numeric_Type): Do not set RM_Size on - a derived ordinary fixed point type. - - * sem_ch13.adb (Analyze_Attribute_Definition_Clause): Recompute - RM_Size when a Small clause is found. - -2007-11-26 Andreas Krebbel <krebbel1@de.ibm.com> - - PR 34081/C++ - * trans.c (Subprogram_Body_to_gnu, Compilation_Unit_to_gnu): - Pass 'false' for the new allocate_struct_function parameter. - * utils.c (build_function_stub): Likewise. - -2007-11-25 Richard Guenther <rguenther@suse.de> - - * utils.c (gnat_pushlevel): Use BLOCK_CHAIN. - (gnat_poplevel): Likewise. - -2007-11-25 Eric Botcazou <ebotcazou@adacore.com> - - * decl.c (gnat_to_gnu_entity) <E_Record_Type>: If the type has - strict alignment, no alignment clause and a known static size, cap - the type alignment to the greatest power of 2 factor of the size. - (gnat_to_gnu_field): If the field has a component clause, is aliased - or of a type with strict alignment, require that its size be equal to - that of the type. - (validate_size): Use the type size as the minimum size for a type with - strict alignment. - -2007-11-23 Samuel Tardieu <sam@rfc1149.net> - - * s-inmaop-posix.adb, s-intman-vxworks.adb, s-taprop-hpux-dce.adb, - s-taprop-irix.adb, s-taprop-linux.adb, s-taprop-lynxos.adb, - s-taprop-posix.adb, s-taprop-tru64.adb, s-taprop-vxworks.adb: - Use 'Access instead of 'Unchecked_Access in second and third - arguments of pthread_sigmask. - -2007-11-23 Eric Botcazou <ebotcazou@adacore.com> - - * decl.c (ceil_alignment): New function. - (gnat_to_gnu_entity): Use it to set the alignment on atomic types. - (make_packable_type): Likewise. - -2007-11-22 Olivier Hainque <hainque@adacore.com> - - * trans.c (gnat_to_gnu) <case N_Free_Statement>: Reformat lines - to fit in 80 columns. - -2007-11-21 Aurelien Jarno <aurelien@aurel32.net> - - * s-osinte-kfreebsd-gnu.ads (To_Target_Priority): New function. - * Makefile.in: Add EH_MECHANISM=-gcc to kfreebsd-gnu. Remove SYMLIB. - -2007-11-19 Eric Botcazou <ebotcazou@adacore.com> - - PR ada/34098 - * misc.c (gnat_adjust_rli): Delete. - (gnat_init): Do not initialize the translation code here. - Do not call set_lang_adjust_rli. - * trans.c (init_code_table): Make static. - (gnat_init_stmt_group): Delete. - (gigi): Initialize the translation code entirely here. - Emit debug info for the common types here instead of... - * utils.c (gnat_init_decl_processing): ...here. - * gigi.h (init_code_table): Delete. - (gnat_init_stmt_group): Likewise. - -2007-11-16 Olivier Hainque <hainque@adacore.com> - - * utils2.c (build_call_alloc_dealloc) <if gnu_obj>: Move the code - retrieving an allocator return value from a super-aligned address from - here to ... - * trans.c (gnat_to_gnu) <case N_Free_Statement>: ... here, and don't - expect a super-aligned address for a fat or thin pointer. - -2007-11-14 Eric Botcazou <ebotcazou@adacore.com> - - * trans.c (call_to_gnu): Always set the source location on the call - expression. If the function returns-by-target, also set it on the - address expression. - -2007-11-14 Samuel Tardieu <sam@rfc1149.net> - - * adaint.c, init.c, initialize.c, link.c: Remove system-specific - sections of non-supported Interix target. - - * s-osinte-interix.ads: Removed. - - * i-cstrin.ads (chars_ptr): Make it a C convention type. - -2007-11-13 Samuel Tardieu <sam@rfc1149.net> - - * a-tasatt.adb: Add a comment at the beginning of the package - explaining why in general 'Unchecked_Access must be used instead - of 'Access. - - * sem_prag.adb (Process_Convention): Move the test for the - entity on which the Convention pragma applies down to also - forbid pragma Convention on enumeration literals reached - through renamings. - -2007-11-10 Samuel Tardieu <sam@rfc1149.net> - - * a-tasatt.adb: Revert previous change for this file as it will - generate an error when this package is instantiated from a - local context. - -2007-11-07 Samuel Tardieu <sam@rfc1149.net> - - * a-tasatt.adb: Type Wrapper should be declared in comment instead - of already declared type Node_Access. - Use 'Access instead of 'Unchecked_Access when applicable. Local - lifetime is the one of the package. - (Set_Value): W is allocated on the heap. - - * g-socket.adb: Use 'Access instead of 'Unchecked_Access when - applicable. - (Get_Socket_Option): Optlen formal of C_Getsockopt is of an anonymous - access type. - (Receive_Socket): Fromlen formal of C_Recvfrom is of an anonymous - access type. - - * s-taasde.adb: Use 'Access instead of 'Unchecked_Access when - applicable. - (elaboration code): Timer_Queue lifetime is the one of the - package. - - * tracebak.c (i386 alternative): Remove useless comparaison - which is always false; LOWEST_ADDRESS is 0 and is never greater - than an unsigned integer. - - * sem_attr.adb (Analyze_Attribute): Remove duplicate identical - embedded check for "Ada_Version >= Ada_05". - -2007-11-07 Olivier Hainque <hainque@adacore.com> - - * decl.c (make_aligning_type): Set the mode of the RECORD_TYPE we - craft and expand comment. - -2007-11-01 Eric Botcazou <ebotcazou@adacore.com> - - * lang-specs.h: Move translation of -fRTS= after -gnatez switch. - -2007-10-23 Eric Botcazou <ebotcazou@adacore.com> - - * misc.c (gnat_handle_option): Replace call to abort with - call to gcc_unreachable. - (gnat_init): Likewise. - (gnat_expand_expr): Likewise. - (fp_prec_to_size): Likewise. - (fp_size_to_prec): Likewise. - -2007-10-23 Richard Guenther <rguenther@suse.de> - - PR bootstrap/33608 - * tracebak.c: #undef abort after including system.h. - -2007-10-20 Danny Smith <dannysmith@users.sourceforge.net> - - * Makefile.in (LIBGNAT_TARGET_PAIRS) Add s-tasinf-mingw.adb, - s-tasinf-mingw.ads, a-exetim-mingw.adb, a-exetim-mingw.ads - for win32 targets. - (EXTRA_GNATRTL_TASKING_OBJS): Add a-exetim.o for win32 targets. - -2007-10-15 Eric Botcazou <ebotcazou@adacore.com> - - * s-osinte-tru64.adb: (Hide_Yellow_Zone): Add On parameter. - Set the protection status of the guard page based on the value of On. - - * s-osinte-tru64.ads: (Hide_Yellow_Zone): Add On parameter. - - * s-taprop-tru64.adb: (Enter_Task): Pass True to Hide_Yellow_Zone. - (Exit_Task): Pass False to Hide_Yellow_Zone. - -2007-10-15 Robert Dewar <dewar@adacore.com> - - * s-taprop-solaris.adb, s-taprop-vms.adb, s-taprop-mingw.adb, - s-taprop-vxworks.adb, s-taprop-posix.adb, a-calend-vms.adb, - a-calend.adb, a-nuflra.adb, a-tigeau.adb, a-wtgeau.adb, - checks.adb, bindgen.adb, eval_fat.adb, exp_fixd.adb, fmap.adb, - freeze.adb, g-awk.adb, g-calend.adb, g-diopit.adb, g-expect.adb, - gnatchop.adb, gnatlink.adb, g-spipat.adb, g-thread.adb, make.adb, - mdll.adb, mlib.adb, mlib-prj.adb, osint.adb, par-ch3.adb, prj.adb, - prj-makr.adb, sem_prag.adb, sem_type.adb, s-fatgen.adb, s-fileio.adb, - sinfo.ads, sinput-d.adb, s-taasde.adb, s-tasdeb.ads, s-tasren.adb, - s-tassta.adb, s-tpobop.adb, s-tposen.adb, stylesw.adb, types.ads, - uintp.adb, validsw.adb, makegpr.adb, a-rbtgso.adb, a-crbtgo.adb, - a-coorse.adb, a-convec.adb, a-coinve.adb, a-cohama.adb, a-ciorse.adb, - a-cihama.adb, a-cidlli.adb, a-chtgop.adb, a-cdlili.adb, a-cdlili.adb, - a-coormu.adb, a-ciormu.adb, a-cihase.adb, a-cohase.adb, a-ciorma.adb, - a-coorma.adb, a-ztgeau.adb, symbols-vms.adb, a-crdlli.adb, - a-calari.adb, a-calfor.adb, s-os_lib.adb, s-regpat.adb, a-ngrear.adb: - Minor reformatting. - Add Unreferenced and Warnings (Off) pragmas for cases of - variables modified calls where they are IN OUT or OUT parameters and - the resulting values are not subsequently referenced. In a few cases, - we also remove redundant code found by the new warnings. - - * ug_words, vms_data.ads, usage.adb, sem_util.adb, sem_util.ads, - sem_warn.adb, sem_warn.ads, sem_res.adb, sem_ch7.adb, sem_ch8.adb, - sem_ch5.adb, opt.ads, lib-xref.adb, lib-xref.ads, exp_smem.adb, - sem_ch11.adb, exp_ch6.adb, einfo.ads, einfo.adb: implement a new - warning controlled by -gnatw.o that warns on cases of out parameter - values being ignored. - -2007-10-15 Geert Bosch <bosch@adacore.com> - - * adaint.c, socket.c, cal.c: Initial port to arm-mentor-nucleus. - - * expect.c: Initial port to arm-mentor-nucleus. - Use kill for __gnat_kill() on VMS. - -2007-10-15 Emmanuel Briot <briot@adacore.com> - - * ali.ads, ali.adb (Scan_ALI): Initialize XE.Tref to a known default - value. - (Xref_Record): Change type for Line, since in the case of a reference to - a predefined entity (as happens for array index types), the line is set - to 0. - Add support for parsing multiple array index types info, or - multiple inherited interfaces info. This information cannot be stored - in Xref_Entity_Record, which only supports a single instance of Tref_*, - and is therefore stored in the list of references instead. It has a - special treatement later on in tools that use this information. - -2007-10-15 Tristan Gingold <gingold@adacore.com> - - * debug.adb: Document use of -gnatd.a and -gnatd.I - - * layout.adb: On OpenVMS -gnatd.a disables alignment optimization. - -2007-10-15 Javier Miranda <miranda@adacore.com> - - * exp_attr.adb (Expand_N_Attribute_Reference): Case Access, - Unchecked_Access, and Unrestricted_Access. Cleanup code that takes - care of access to class-wide interface types plus removal of bizarre - conversion of tagged object to access type (reported by Gary - Dismukes). After this patch there is no need to perform any - additional management on these nodes in Expand_Interface_Actuals. - - * exp_disp.adb (Expand_Interface_Actuals): Code cleanup. Remove code - that handles use of 'Access and 'Unchecked_Access applied to - actuals covering interface types. Such code is now - centralized in Expand_N_Attribute_Reference. - -2007-10-15 Ed Schonberg <schonberg@adacore.com> - - * exp_ch3.adb (Build_Init_Procedure): Keep separate the initialization - of tagged types whose ultimate ancestor is a CPP type. - (Freeze_Array_Type): For a packed array type, generate an initialization - procedure if the type is public, to handle properly a client that - specifies Normalize_Scalars. - -2007-10-15 Hristian Kirtchev <kirtchev@adacore.com> - - * exp_ch9.adb (Actual_Index_Expression): When the expansion occurs - inside a generic body, retrieve the full view of the entry family - discrete subtype if available. - -2007-10-15 Thomas Quinot <quinot@adacore.com> - - * exp_dist.adb (Add_RACW_Primitive_Declarations_And_Bodies): Do not - attempt to generate stubs for hidden primitive operations. - -2007-10-15 Vincent Celier <celier@adacore.com> - - * mlib-tgt-specific.adb (Support_For_Libraries): New function, - returning None, used when there is no platform specific body for - MLib.Tgt.Specific. - -2007-10-15 Bob Duff <duff@adacore.com> - - * sem_case.adb, sem_ch13.adb, lib-sort.adb: Replace use of Heap_Sort_A - (passing'Unrestricted_Access of nested subprograms to Sort) with use of - the generic Heap_Sort_G, in order to avoid trampolines. - -2007-10-15 Vasiliy Fofanov <fofanov@adacore.com> - Jose Ruiz <ruiz@adacore.com> - - * vx_stack_info.c: New file. - - * i-forbla-unimplemented.ads: New file. - - * Makefile.in: i-forbla-unimplemented.ads: a variant of i-forbla.ads - for unsupported configurations; use it on VMS targets instead of the - real one. - (EXTRA_LIBGNAT_SRCS,EXTRA_LIBGNAT_OBJS for VxWorks): Include - vx_stack_info.{c,o} that contains the routine __gnat_get_stack_info - used by VxWorks targets to have access to task-specific data and be - able to extract the stack boundaries for stack checking. - Use system-vms-ia64.ads on ivms. - - * Make-lang.in: Update dependencies. - - * sysdep.c (__gnat_get_stack_info): Move to a standalone file - (vx_stack_info.c). - -2007-10-15 Vincent Celier <celier@adacore.com> - - * snames.adb, snames.ads: Add new standard name runtime_library_dir - - * prj.ads (Language_Config): Add new component Runtime_Library_Dir - - * prj-attr.adb: Add project level attribute Runtime_Library_Dir - - * prj-env.adb (Create_Mapping_File): Do not put an entry if the path of - the source is unknown. - - * prj-ext.adb: Spelling error fix - - * prj-nmsc.adb (Check_Ada_Name): Reject any unit that includes an Ada - 95 reserved word in its name. - (Process_Project_Level_Array_Attributes): Process new attribute - Runtime_Library_Dir. - - * prj-part.adb (Parse_Single_Project): Do not check the name of the - config project against the user project names. - - * prj-proc.adb (Expression): In multi-language mode, indexes that do - not include a dot are always case insensitive. - (Process_Declarative_Items): Ditto - (Process_Project_Tree_Phase_1): Set Success to False in case an error is - detected. - - * prj-util.adb (Value_Of (In_Array)): When Force_Lower_Case_Index is - True, compare both indexes in lower case. - -2007-10-15 Robert Dewar <dewar@adacore.com> - - * rtsfind.adb: (Load_RTU): Turn off style checks for Load call - -2007-10-15 Gary Dismukes <dismukes@adacore.com> - - * sem_aggr.adb (Resolve_Record_Aggregate): In the case of a box - association for an access component, add an association with null as - the expression. Remove testing for array subtypes and the setting in - that case of Ctyp to the array component type, which prevented proper - inclusion of an association for null-initialized arrays. Collapse - condition that tests for array subtypes into just a test of - Is_Partially_Initialized_Type (which already covers arrays anyway). - -2007-10-15 Hristian Kirtchev <kirtchev@adacore.com> - - * sem_ch12.adb: Minor code reformatting. - (Check_Generic_Child_Unit): Iterate over the homonym chain in order to - find the parent package which may have been hidden by local - declarations. - -2007-10-15 Gary Dismukes <dismukes@adacore.com> - - * sem_ch3.adb (Build_Derived_Concurrent_Type): Set the Is_Constrained - flag of derived concurrent types, taking into account the flag setting - on the parent subtype and any new set of discriminants. - -2007-10-15 Hristian Kirtchev <kirtchev@adacore.com> - - * sem_ch4.adb: Minor code and comment reformatting. - (Analyze_Allocator): When the designated type of an unconstrained - allocator is a record with unknown discriminants or an array with - unknown range bounds, emit a detailed error message depending on the - compilation mode and whether the designated type is limited. - -2007-10-15 Tristan Gingold <gingold@adacore.com> - - * system-vms-ia64.ads: New file. - - * system-vms_64.ads: Minor comment fix. - -2007-10-15 Ed Schonberg <schonberg@adacore.com> - - * sem_ch6.adb (Find_Corresponding_Spec): If the previous entity is a - body generated for a function with a controlling result that is a null - extension, discard the generated body in favor of the current explicit - one. - -2007-10-15 Ed Schonberg <schonberg@adacore.com> - - * sem_disp.adb (Find_Controlling_Arg): Examine the call node before - examining its original form, to handle properly operator calls that - have been rewritten. - -2007-10-15 Olivier Hainque <hainque@adacore.com> - - * tb-alvms.c (tb_entry_t, __gnat_backtrace): Store a frame pointer - instead of a procedure value in each traceback entry. - - * g-trasym-vms-alpha.adb (Symbolic_Traceback): Pass frame pointer - instead of procedure value to TBK$SYMBOLIZE. - - * s-traent-vms.adb (PV_For): Rename as FP_For and access the proper - field. - (TB_Entry_For): Account for the PV/FP renaming. - - * s-traent-vms.ads (Traceback_Entry): Rename PV component into FP and - add comment. - (Null_TB_Entry): Account for change of component name. - (PV_For): Rename as FP_For. - -2007-10-15 Tristan Gingold <gingold@adacore.com> - - * trans.c (gnat_to_gnu): Remove the padding structure more often. - This optimize assignment to over-aligned record. - -2007-10-15 Emmanuel Briot <briot@adacore.com> - - * xref_lib.adb (Get_Full_Type): Add support for the 'h' entity type, ie - interfaces. - - * xr_tabls.adb (Add_Reference): Add support for the new 'R' reference - type, for dispatching calls. - -2007-10-15 Vincent Celier <celier@adacore.com> - Robert Dewar <dewar@adacore.com> - - * gnat_ugn.texi: Add documentation for switches --version and --help - for the GNAT tools gnatbind, gnatlink, gnatmake, gnatchop, gnatname, - gnatxref, gnatfind, gnatls, and gnatclean. - Document -gnatw.o. - Mention attribute Excluded_Source_Dirs - Replace obsolescent attribute Locally_Removed_Files with attribute - Excluded_Source_Files. - Improve documentation of -u (gnatbind) - Document how to do reliable stack checking for the environmental task - on iVMS. - - * gnat_rm.texi: Rewrite section about No_Implicit_Dynamic_Code. - Document attribute Excluded_Source_Files and indicate that attribute - Locally_Removed_Files is obsolescent. - -2007-10-15 Thomas Quinot <quinot@adacore.com> - - * g-soccon-vms.ads: Fix value of MSG_WAITALL. - - * gen-soccon.c: - Update documentation to note that OpenVMS 8.3 or later must be used - to generate g-soccon-vms.ads. - - * atree.adb: Add ??? comment - - * exp_util.adb: Minor reformatting. - Add ??? comment in Kill_Dead_Code. - -2007-10-15 Robert Dewar <dewar@adacore.com> - - * errout.ads: Comment clarification - - * exp_ch4.adb (Expand_N_Allocator): Code cleanup. - (Expand_N_Op_Eq): Improve handling of array equality with -gnatVa - - * lib.ads: Comment update - - * init.c: Minor reformatting. - - * sem_attr.adb: Minor formatting - - * osint-b.ads: Minor reformatting - - * sem_ch9.adb: Implement -gnatd.I switch - - * g-comlin.adb: (Start): Fix handling of empty command line. - - * gnatcmd.adb (GNATCmd): Do not put the -rules in the -cargs section, - even when -rules follows the -cargs section. - -2007-10-08 Ollie Wild <aaw@google.com> - - * misc.c (LANG_HOOKS_PUSHDECL): Replaced lhd_return_tree with - gnat_return_tree. - (gnat_init_gcc_eh): Replaced gnat_eh_runtime_type with - gnat_return_tree. - (gnat_eh_runtime_type): Removed. - (gnat_return_tree): New function. - -2007-10-08 Ben Elliston <bje@au.ibm.com> - - PR ada/33454 - Revert: - 2007-08-31 Ben Elliston <bje@au.ibm.com> - - * Makefile.in (LIBGNAT_TARGET_PAIRS): Use system-linux-ppc64.ads - when compiling for powerpc64-*-linux. - * system-linux-ppc64.ads: New file. - -2007-09-27 Eric Botcazou <ebotcazou@adacore.com> - - Mapped location support - * back_end.adb (Call_Back_End): Pass information about source - files instead of units to gigi. - * gigi.h (struct File_Info_Type): New. - (gigi): Rename and change type of number_units parameter, change - type of file_info_ptr parameter. - * trans.c (number_files): New global variable. - (gigi): Rename and change type of number_units parameter, change - type of file_info_ptr parameter. - If mapped location support is enabled, create the isomorphic mapping - between source files and line maps. - (Sloc_to_locus): If mapped location support is enabled, translate - source location into mapped location. - (annotate_with_node): Rename into set_expr_location_from_node. - Call set_expr_location instead of annotate_with_locus. - (Pragma_to_gnu): Adjust for above change. - (Loop_Statement_to_gnu): Likewise. - (call_to_gnu): Likewise. - (Handled_Sequence_Of_Statements_to_gnu): Likewise. - (gnat_to_gnu): Likewise. - (add_stmt_with_node): Likewise. - (add_cleanup): Likewise. - * utils.c (gnat_init_decl_processing): Do not set input_line. - -2007-09-26 Hristian Kirtchev <kirtchev@adacore.com> - - * sem_ch8.adb (Analyze_Use_Type): Code cleanup. - (Applicable_Use): Emit a warning when a package tries to use itself. - (Use_One_Type): Add variable Is_Known_Used. Emit a warning when a type - is already in use or the package where it is declared is in use or is - declared in the current package. - (Spec_Reloaded_For_Body): New subsidiary routine for Use_One_Type. - - * a-tasatt.adb, s-osprim-vxworks.adb, g-socthi-mingw.adb, - s-intman-vms.adb, g-socket.adb, g-thread.adb, s-tarest.adb, - s-tassta.adb, s-tporft.adb: Remove redundant 'use type' clause. - -2007-09-26 Hristian Kirtchev <kirtchev@adacore.com> - - * a-calend-vms.adb, a-calend.adb: - Add a section on leap seconds control along with two entities used to - enable and disable leap seconds support. The array Leap_Second_Times is - now constant and contains hard time values pre-generated. Remove - all elaboration code used to populate the table of leap seconds. - - * bindgen.adb: - Add entity Leap_Seconds_Support to the list of global run-time variables - along with a comment on its usage and values. - (Gen_Adainit_Ada): Add code to generate the declaration and import of - Integer variable Leap_Seconds_Support. Set its value to zero (disabled) - or one (enabled) depending on the presence of binder switch "-y". - (Gen_Adainit_C): Add code to generate the declaration of external int - __gl_leap_seconds_support. Set is value to zero (disabled) or one - (enabled) depending on the presence of binder switch "-y". - - * init.c: Add __gl_leap_seconds_support to the list of global values - computed by the binder. - -2007-09-26 Jerome Guitton <guitton@adacore.com> - - * s-taprop-lynxos.adb, s-taprop-tru64.adb, s-taprop-irix.adb, - s-taprop-hpux-dce.adb, s-taprop-linux.adb, s-taprop-dummy.adb, - s-taprop-solaris.adb, s-taprop-vms.adb, s-taprop-mingw.adb, - s-taprop-posix.adb (Stop_Task): New function, dummy implementation. - - * s-taprop.ads, s-taprop-vxworks.adb (Stop_Task): New function. - - * s-tasdeb.adb (Stop_All_Tasks): New function, implementing a run-time - function which can be called by the debugger to interrupt the tasks of - an Ada application asynchronously, as needed on VxWorks. - (Stop_All_Tasks_Handler): Renamed from Stop_All_Tasks. - - * s-tasdeb.ads (Stop_All_Tasks_Handler): New function declaration, - renamed from Stop_All_Tasks. Update comments. - (Stop_All_tasks): New function declaration. - -2007-09-26 Olivier Hainque <hainque@adacore.com> - - * adaint.c (if defined (__Lynx__)): Wrap #def/#undef VMOS_DEV around - #include <utime.h> and #define GCC_RESOURCE_H before - #include <sys/wait.h>. - Add more protections in __gnat_translate_vms. - - * expect.c (if defined (__Lynx__)): #define GCC_RESOURCE_H before - #include <sys/wait.h>. - -2007-09-26 Thomas Quinot <quinot@adacore.com> - Sergey Rybin <rybin@adacore.com> - - * gnatvsn.ads (PCS_Version_Number, ASIS_Version_Number): Removed. - - * exp_dist.ads (PCS_Version_Number): Move from Gnatvsn to Exp_Dist, - where it belongs. - - * opt.ads: Move ASIS_Version_Number from Gnatvsn into Tree_IO. - - * rtsfind.adb (PCS_Version_Number): Move from Gnatvsn to Exp_Dist, - where it belongs. - - * sem_dist.ads: Minor comment fix - - * tree_io.ads: Move ASIS_Version_Number from Gnatvsn into Tree_IO. - -2007-09-26 Javier Miranda <miranda@adacore.com> - Eric Botcazou <ebotcazou@adacore.com> - - * a-tags.adb: - (Get_HT_Link/Set_HT_Link): Updated to handle the additional level of - indirection added to the HT_Link component of the TSD. This is required - to statically allocate the TSD. - - * a-tags.ads: - Minor reordering of the declarations in the private part. Required to - add a level of indirection to the contents of the TSD component HT_Link. - This is required to statically allocate the TSD. - - * decl.c (gnat_to_gnu_entity) <object>: Do not exclude objects with - Is_Statically_Allocated set from constant objects. - Do not make exported constants created by the compiler volatile. - (gnat_to_gnu_param): Do not treat an IN parameter whose address is taken - as read-only. - - * trans.c (Identifier_to_gnu): For constants, unshare initializers - before returning them. - - * exp_disp.ads, exp_disp.adb (Building_Static_DT): Spec moved to the - public part of the package. - (Make_DT): Move HT_Link component out of the TSD record. For this - purpose Make_DT now declares a separate object that stores the - HT_Link value, and initializes the TSD component with the address - of this new object. The addition of this level of indirection is - required to statically allocate the TSD because the TSD cannot - have variable components. - (Expand_Interface_Conversion): Improve the expanded code. - (Expand_Interface_Thunk): Set Is_Thunk in the thunk entity. - - * sem_disp.adb (Check_Dispatching_Operation): In case of a body - declaring a primitive operation ---allowed by RM 3.9.2 (13.e/2)---, - if we are building static dispatch tables then we must not generate - extra code to register the primitive because the dispatch table will - be built at the end of the library package; otherwise we notify that - we cannot build the static dispatch table. - -2007-09-26 Robert Dewar <dewar@adacore.com> - - * checks.adb, gnat1drv.adb, sem_util.ads: Improve warnings for address - overlays. - - * sem_ch13.ads, sem_ch13.adb: Improve warnings for address overlays - (Analyze_Record_Representation_Clause): Suppress junk warning for - missing component clause. - (Analyze_Attribute_Definition_Clause, case Address): Apply the special - tests for controlled type overlay to composites with controlled - components. - (Analyze_Record_Representation_Clause): Add reference for component name - -2007-09-26 Javier Miranda <miranda@adacore.com> - Gary Dismukes <dismukes@adacore.com> - - * einfo.adb (Is_Thunk): New attribute applicable to subprograms. True - for thunks associated with interface types. - - * einfo.ads: Improve documentatation of Is_Internal - (Is_Thunk): New attribute applicable to subprograms. True for thunks - associated with interface types. - Extensive comment fixes regarding flags that appear in all entities. The - documentation is now consistent for all such flags (there were a number - of errors in the documentation in this regard). - - * exp_attr.adb (Expand_N_Attribute_Reference): Minor code cleanup. - - * exp_ch6.adb (Make_Build_In_Place_Call_*): Return immediately if any - of these procedures are passed a function call that already has - build-in-place actuals (testing new flag - Is_Expanded_Build_In_Place_Call). Set the flag on the function call in - the case where processing continues. - (Expand_Call): If the call is generated from a thunk body then we - propagate the extra actuals associated with the accessibility - level of the access type actuals. - - * sem_ch6.adb (Analyze_Subprogram_Body): Set the Protected_Formal field - of each extra formal of a protected operation to reference the - corresponding extra formal of the subprogram denoted by the - operation's Protected_Body_Subprogram. - - * sinfo.ads, sinfo.adb (Is_Expanded_Build_In_Place_Call): New flag on - N_Function_Call nodes. - -2007-09-26 Robert Dewar <dewar@adacore.com> - - * exp_ch5.adb: Activate memmove type processing if debug flag d.s is set - - * debug.adb: Add d.s flag. - -2007-09-26 Gary Dismukes <dismukes@adacore.com> - - * exp_dbug.adb (Debug_Renaming_Declaration): Set Is_Internal on the - debug variable so that it won't be initialized when pragma - Initialize_Scalars is in effect. - -2007-09-26 Gary Dismukes <dismukes@adacore.com> - - * freeze.adb (Freeze_Entity): Remove check for preelaborable - initialization of a full view. This is moved to - Analyze_Package_Specification. - - * sem_ch7.adb (Analyze_Package_Specification): Add check for - preelaborable initialization of a full view in entity loop. - (Uninstall_Declarations): If entity is a use-visible compilation unit, - its child units are use-visible only if they are visible child units. - - * sem_util.adb (Is_Preelaborable_Expression): New function to determine - whether an expression can be used within a type declaration that - requires preelaborable init. - (Check_Components): Replace inline code that does partial checking for - preelaborable default expressions with call to - Is_Preelaborable_Expression. - (Has_Preelaborable_Initialization): In the case of a generic actual - subtype, (that is, Is_Generic_Actual is True), return the result of - applying Has_Preelaborable_Initialization to the generic actual's base - type. - -2007-09-26 Hristian Kirtchev <kirtchev@adacore.com> - - * g-calend.adb (Has_53_Weeks): Rename to Last_Year_Has_53_Weeks. Add a - call to Jan_1_Day _Of_Week to optimize its performance. - (Is_Leap): Move the routine to the scope of Week_In_Year. - (Jan_1_Day_Of_Week): New routine in Week_In_Year which calculates the - weekday on which January 1 falls of Year - 1 and Year + 1. This function - avoids calling Time_Of and Split, thus making it more efficent. - (Week_In_Year): Reimplemented in oder to follow ISO 8601. - - * g-calend.ads (Week_In_Year): Change comment to reflect new - implementation. - -2007-09-26 Emmanuel Briot <briot@adacore.com> - - * g-comlin.ads, g-comlin.adb (Command_Line_Configuration, - Command_Line): New types - (Define_Alias, Define_Prefix, Free): New subprograms. These provide - support for defining how switches can be grouped on a command line (as - is the case for -gnatw... for GNAT), and how simple switches can be - used as aliases for more complex switches (-gnatwa is same as - -gnatwbcef...) - (Set_Command_Line, Add_Switch, Remove_Switch): New subprogram - (Start, Current_*): New subprograms - Added support for parsing an array of strings in addition to the real - command line. - (Opt_Parser, Opt_Parser_Data): New type. As a result, some types had to - be moved from the body to the private part of the spec. - (*): All subprograms now have an extra parameter with default value to - specify which parser should be used. For backward compatibility, it - defaults to parsing the command line of the application. They were also - modified to properly handle cases where each of the argument does not - start at index 1 (which is always true for Ada.Command_Line, but not - when processing any Argument_List). - (Free): New subprogram - (Internal_Initialize_Option_Scan, Find_Longuest_Matching_Switch, - Argument): New subprograms - (Switch_Parameter_Type): New enum, which clarifies the code. The extra - special characters like ':', '=',... are now handled in a single place, - which makes the code more extensible eventually. - (Getopt, Full_Switch): When the switch was returned as part of the - special character '*', make sure it is prepended by the switch character - ('-' in general), so that the application knows whether "foo" or "-foo" - was specified on the command line. - -2007-09-26 Florian Villoing <villoing@adacore.com> - - * g-dirope.adb (Remove_Dir): In case we are removing directories - recursively, make sure that if an exception is raised during the - processing, the current working directory is reset to its initial - value before propagating the exception. - -2007-09-26 Vincent Celier <celier@adacore.com> - - * gnatbind.adb: If there are several ALI files specified and there is - a main program to bind, the first ALI is expected to contain the main - subprogram and the names of the binder generated files will be derived - from the first ALI file name. - (Gnatbind): Fix insertion character in invocation of Error_Msg - -2007-09-26 Vincent Celier <celier@adacore.com> - - * gnatcmd.adb (Check_Files): Do not include sources that have been - removed by attributes Exclude_Source_Files or Locally_Removed_Files. - -2007-09-26 Ed Schonberg <schonberg@adacore.com> - - * lib-xref.ads, lib-xref.adb: The entry for array types now carries - information about each of its index types, following the type - reference for its component type. - -2007-09-26 Vincent Celier <celier@adacore.com> - - * make.adb: (Kill): New procedure (__gnat_kill imported) - (Running_Compile, Outstanding_Compiles): Global variables that - were previously local to procedure Compile_Sources. - (Sigint_Intercepted): Send signal SIGINT to all outstanding - compilation processes. - - (Gnatmake): If project files are used, create the mapping of all the - sources, so that the correct paths will be found. - - * prj-env.ads, prj-env.adb (Create_Mapping): New procedure - -2007-09-26 Vincent Celier <celier@adacore.com> - - * makeutl.ads (Main_Config_Project): Moved to gpr_util.ads - - * prj.ads, prj.adb (Default_Language): Remove function, no longer used - Replace components Compiler_Min_Options and Binder_Min_Options with - Compiler_Required_Switches and Binder_Required_Switches in record - Language_Config. - Remove components Default_Language and Config in Project_Tree_Data, - no longer used. - - * prj-attr.adb: New attributes Required_Switches (<language>) in - packages Compiler and Binder. - - * prj-nmsc.adb: Major rewrite of the processing of configuration - attributes for gprbuild. No impact on GNAT tools. - - * prj-proc.ads, prj-proc.adb (Process_Project_Tree_Phase_2): No longer - process configuration attributes: this is done in Prj.Nmsc.Check. - (Recursive_Process): Make a full copy of packages inherited from project - being extended, instead of a shallow copy. - (Process_Project_Tree_Phase_1): New procedure - (Process_Project_Tree_Phase_1): New procedure - (Process): Implementation now uses the two new procedures - - * prj-util.adb (Executable_Of): Get the suffix and the default suffix - from the project config, not the tree config that no longer exists. - -2007-09-26 Vincent Celier <celier@adacore.com> - - * Make-lang.in: Update dependencies.. - -2007-09-26 Vincent Celier <celier@adacore.com> - - * osint.adb, osint.ads: Minor reformatting - - * osint-b.adb, osint-b.ads (Set_Current_File_Name_Index): New procedure - -2007-09-26 Gary Dismukes <dismukes@adacore.com> - - * par-ch4.adb (P_Record_Or_Array_Component_Association): Change Ada 95 - message to cite use of <> in aggregate component associations rather - than wrongly indicating use of limited aggregates. - -2007-09-26 Robert Dewar <dewar@adacore.com> - - * sem_attr.adb (Analyze_Access_Attribute): Fix missing set of - Address_Taken. - -2007-09-26 Ed Schonberg <schonberg@adacore.com> - - * sem_ch3.adb (Derive_Subprograms): If the interface parent is a direct - ancestor of the derived type, the operations are inherited from the - primary dispatch table of the parent. - (OK_For_Limited_Init_In_05): Remove old comment. Reject in-place calls - when the context is an explicit type conversion. - -2007-09-26 Ed Schonberg <schonberg@adacore.com> - - * sem_ch4.adb (Analyze_Qualified_Expression): Apply name resolution - rule for qualified expressions properly, to detect improper conversions - and resolve some cases of overloading. - -2007-09-26 Ed Schonberg <schonberg@adacore.com> - - * sem_res.adb (Resolve_Call): If the call is dispatching, generate the - proper kind of reference to the primitive operation, for better source - navigation. - (Valid_Conversion): A tagged conversion is legal if both operands are - tagged. - -2007-09-26 Robert Dewar <dewar@adacore.com> - - * sem_warn.adb (Check_References): Catch more cases of unreferenced - packages. - -2007-09-26 Vincent Celier <celier@adacore.com> - - * snames.adb, snames.ads: Change Include_Option to Include_Switches - -2007-09-26 Robert Dewar <dewar@adacore.com> - - * s-wchstw.adb: provide messages for run time unit exceptions - - * a-witeio.adb: Minor reformatting - - * exp_ch13.adb: Minor reformatting - -2007-09-26 Sergey Rybin <rybin@adacore.com> - - * vms_data.ads: Revise gnatmetric qualifiers. - Add qualified for the new gnatbind option '-y' - - * gnat_ugn.texi: Revise the gnatmetric section. - Add entry for new gnatbind option '-y'. - - * gnat_rm.texi: Minor spelling correction. - Document restriction on overlaying controlled types - -2007-09-26 Vincent Celier <celier@adacore.com> - - * makegpr.adb (Link_Executables): Do not fail when the root project has - no sources, but is an extending project. - -2007-09-25 Eric Botcazou <ebotcazou@adacore.com> - - * trans.c: Fix misplaced #define. - -2007-09-22 Eric Botcazou <ebotcazou@adacore.com> - - * utils2.c (build_unary_op) <ADDR_EXPR> [INDIRECT_REF]: Propagate - the TYPE_REF_CAN_ALIAS_ALL flag to the result. - -2007-09-21 Olivier Hainque <hainque@adacore.com> - - * utils.c (type_for_nonaliased_component_p): Return false for - all AGGREGATE_TYPEs. - -2007-09-17 Eric Botcazou <ebotcazou@adacore.com> - - * decl.c (gnat_to_gnu_entity) <object>: Make again the type of an - object covered by 13.3(19) volatile. - -2007-09-12 Eric Botcazou <ebotcazou@adacore.com> - - PR ada/26797 - PR ada/32407 - * utils.c (unchecked_convert): Use a subtype as the intermediate type - in the special VIEW_CONVERT_EXPR case. - -2007-09-12 Robert Dewar <dewar@adacore.com> - - * types.ads, a-charac.ads, freeze.adb: Minor reformatting. - - * a-except.adb, g-hesora.adb, g-speche.adb, lib.adb, lib.ads, - lib-load.adb, lib-writ.adb, s-assert.adb, s-carun8.adb, - s-casuti.adb, s-crc32.adb, s-exctab.adb, s-htable.adb, s-imgenu.adb, - s-mastop.adb, s-memory.adb, s-memory.ads, s-secsta.adb, s-soflin.adb, - s-sopco3.adb, s-sopco4.adb, s-sopco5.adb, s-stache.adb, s-stalib.adb, - s-stoele.adb, s-strcom.adb, s-strops.adb, s-traceb.adb, s-traent.adb, - s-wchcnv.adb, s-wchcon.adb, s-wchjis.adb, s-addope.adb, s-except.adb, - s-os_lib.adb, s-string.adb, s-utf_32.adb, a-elchha.adb, - a-chlat1.ads, a-elchha.ads, a-except.ads, g-hesora.ads, g-htable.ads, - g-speche.ads, par-prag.adb, restrict.adb, restrict.ads, s-assert.ads, - s-carun8.ads, s-casuti.ads, s-crc32.ads, sem_ch11.adb, sem_prag.adb, - s-exctab.ads, s-htable.ads, s-imgenu.ads, s-mastop.ads, snames.adb, - snames.ads, snames.h, s-purexc.ads, s-secsta.ads, s-soflin.ads, - s-sopco3.ads, s-sopco4.ads, s-sopco5.ads, s-stache.ads, s-stalib.ads, - s-stoele.ads, s-strcom.ads, s-strops.ads, s-traceb.ads, s-traent.ads, - s-unstyp.ads, s-wchcnv.ads, s-wchcon.ads, s-wchjis.ads, s-addope.ads, - s-except.ads, s-os_lib.ads, s-string.ads, s-utf_32.ads: Implement - pragma Compiler_Unit and adds it to relevant library units. - -2007-09-12 Ed Schonberg <schonberg@adacore.com> - - * sem_aggr.adb (Resolve_Record_Aggregate): An others association with - a box need not correspond to any component. - -2007-09-12 Robert Dewar <dewar@adacore.com> - - * g-thread.ads: Document use of "with GNAT.Threads" to ensure loading - the tasking version of the Ada run time when foreign threads are - present and there are no explicit Ada tasks or tasking constructs. - - * gnat_rm.texi: Clarify documentation of GNAT.Threads. - -2007-09-12 Hristian Kirtchev <kirtchev@adacore.com> - - * bindusg.adb (Display): Correct comment for switch -X. Add a line for - the usage of switch -y. - - * switch-b.adb (Scan_Binder_Switches): Set flag Leap_Seconds_Support - when switch -y is present. - - * opt.ads: Add binder flag Leap_Seconds_Support used to enable/disable - leap seconds in Ada.Calendar and its children. - -2007-09-12 Jose Ruiz <ruiz@adacore.com> - - * a-extiti.ads (Timer): The discriminant is a "not null access - constant" in the Reference Manual. - (Cancel_Handler): Cancelled is an out parameter in the Reference Manual. - -2007-09-12 Robert Dewar <dewar@adacore.com> - - * a-swuwha.adb: Remove junk RM header - -2007-09-12 Vincent Celier <celier@adacore.com> - - * g-bytswa-x86.adb (Swap2, Swap4, Swap8): Remove explicit "in" mode - indicator - - * g-bytswa.ads: Minor reformatting - -2007-09-12 Thomas Quinot <quinot@adacore.com> - - * g-soccon-solaris-64.ads, g-soccon-hpux-ia64.ads: - Add new constant Thread_Blocking_IO, always True by default, set False - on a per-runtime basis. - (Need_Netdb_Buffer): New constant. - -2007-09-12 Arnaud Charlet <charlet@adacore.com> - - * s-dsaser.ads (Get_Local_Partition_Id, Get_Passive_Partition_Id): - Added renames for corresponding functions in System.Partition_Interface. - -2007-09-12 Doug Rupp <rupp@adacore.com> - - * Makefile.in: Remove VMS specific System.CRTL packages which are no - longer needed. - - * s-crtl-vms64.ads: Removed. - -2007-09-12 Olivier Hainque <hainque@adacore.com> - - * decl.c (gnat_to_gnu_entity) <E_Record_Subtype>: For a subtype - with discriminant constraints, generalize the code for BIT_FIELDs - to PACKED fields of constant size and propagate DECL_PACKED. - -2007-09-11 Eric Botcazou <ebotcazou@adacore.com> - - * decl.c (array_type_has_nonaliased_component): New predicate. - (gnat_to_gnu_field) <E_Array_Type>: Invoke the above predicate to - set the TYPE_NONALIASED_COMPONENT flag on the type. - <E_Array_Subtype>: Likewise. - * gigi.h (type_for_nonaliased_component_p): Declare. - * utils.c (type_for_nonaliased_component_p): New predicate. - (create_field_decl): Invoke the above predicate to set the - DECL_NONADDRESSABLE_P flag on the field. - -2007-09-11 Javier Miranda <miranda@adacore.com> - - * einfo.ads, einfo.adb (Dispatch_Table_Wrapper): New attribute. Present - in library level record type entities if we are generating statically - allocated dispatch tables. - - * exp_disp.adb (Make_Tags/Make_DT): Replace previous code - importing/exporting the _tag declaration by new code - importing/exporting the dispatch table wrapper. This change allows us - to statically allocate of the TSD. - (Make_DT.Export_DT): New procedure. - (Build_Static_DT): New function. - (Has_DT): New function. - - * freeze.adb (Freeze_Static_Object): Code cleanup: Do not reset flags - True_Constant and Current_Value. Required to statically - allocate the dispatch tables. - (Check_Allocator): Make function iterative instead of recursive. - Also return inner allocator node, when present, so that we do not have - to look for that node again in the caller. - -2007-09-11 Jan Hubicka <jh@suse.cz> - - * misc.c (gnat_expand_body): Kill. - (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Kill. - -2007-09-10 Robert Dewar <dewar@adacore.com> - - * exp_atag.ads, exp_atag.adb, mlib-tgt-tru64.adb, mlib-tgt-aix.adb, - mlib-tgt-irix.adb, mlib-tgt-hpux.adb, mlib-tgt-linux.adb, - mlib-tgt-solaris.adb, mlib-tgt-vms-alpha.adb, mlib-tgt-vms-ia64.adb, - mlib-tgt-mingw.adb, mlib-tgt-vxworks.adb, ali.adb, ali.ads, - ali-util.adb, ali-util.ads, atree.h, back_end.adb, back_end.ads, - bcheck.adb, bcheck.ads, binde.adb, binde.ads, binderr.adb, binderr.ads, - bindgen.adb, bindgen.ads, bindusg.adb, bindusg.ads, butil.adb, - butil.ads, checks.adb, checks.ads, clean.adb, clean.ads, comperr.adb, - comperr.ads, cstand.adb, cstand.ads, debug_a.adb, debug_a.ads, - elists.h, errout.adb, erroutc.ads, errutil.adb, errutil.ads, - err_vars.ads, eval_fat.adb, eval_fat.ads, exp_sel.ads, exp_sel.adb, - exp_aggr.adb, exp_aggr.ads, expander.adb, expander.ads, exp_attr.ads, - exp_ch10.ads, exp_ch11.adb, exp_ch12.adb, exp_ch12.ads, exp_ch13.adb, - exp_ch13.ads, exp_ch2.adb, exp_ch2.ads, exp_ch3.ads, exp_ch4.adb, - exp_ch4.ads, exp_ch5.adb, exp_ch5.ads, exp_ch6.adb, exp_ch6.ads, - exp_ch7.adb, exp_ch7.ads, exp_ch8.adb, exp_ch8.ads, exp_ch9.adb, - exp_ch9.ads, exp_code.adb, exp_code.ads, exp_dbug.adb, exp_dbug.ads, - exp_disp.ads, exp_dist.adb, exp_dist.ads, exp_fixd.adb, exp_fixd.ads, - exp_imgv.adb, exp_imgv.ads, exp_intr.adb, exp_intr.ads, exp_pakd.adb, - exp_pakd.ads, exp_prag.adb, exp_prag.ads, exp_smem.adb, exp_strm.adb, - exp_strm.ads, exp_tss.adb, exp_tss.ads, exp_util.adb, exp_util.ads, - exp_vfpt.adb, exp_vfpt.ads, fmap.adb, fmap.ads, fname-sf.adb, - fname-sf.ads, fname-uf.adb, fname-uf.ads, frontend.adb, frontend.ads, - get_targ.adb, get_targ.ads, gnat1drv.adb, gnat1drv.ads, gnatbind.adb, - gnatbind.ads, gnatbl.c, gnatchop.adb, gnatclean.adb, gnatcmd.adb, - gnatcmd.ads, gnatdll.adb, gnatfind.adb, gnatkr.adb, gnatkr.ads, - gnatlbr.adb, gnatlink.adb, gnatlink.ads, gnatls.adb, gnatls.ads, - gnatmake.adb, gnatmake.ads, gnatmem.adb, gnatname.adb, gnatname.ads, - gnatprep.adb, gnatprep.ads, gnatsym.adb, gnatxref.adb, - gprep.adb, gprep.ads, hlo.adb, hlo.ads, impunit.adb, impunit.ads, - inline.adb, inline.ads, itypes.adb, itypes.ads, layout.adb, layout.ads, - lib-load.adb, lib-load.ads, lib-util.adb, lib-util.ads, lib-writ.adb, - lib-writ.ads, lib-xref.adb, lib-xref.ads, live.adb, live.ads, - make.adb, make.ads, makeutl.ads, makeutl.adb, makeusg.adb, makeusg.ads, - mdll.adb, mdll.ads, mdll-fil.adb, mdll-fil.ads, mdll-utl.adb, - mdll-utl.ads, memroot.adb, memroot.ads, mlib.adb, mlib.ads, - mlib-fil.adb, mlib-fil.ads, mlib-prj.adb, mlib-prj.ads, mlib-tgt.adb, - mlib-tgt.ads, mlib-utl.adb, mlib-utl.ads, namet.h, nmake.adt, - osint.adb, osint.ads, osint-b.adb, osint-b.ads, osint-c.adb, - osint-c.ads, osint-l.adb, osint-l.ads, osint-m.adb, osint-m.ads, - par.adb, par.ads, par-ch10.adb, par-ch11.adb, par-ch12.adb, - par-ch13.adb, par-ch2.adb, par-ch3.adb, par-ch4.adb, par-ch5.adb, - par-ch6.adb, par-ch7.adb, par-ch8.adb, par-ch9.adb, par-endh.adb, - par-labl.adb, par-load.adb, par-prag.adb, par-sync.adb, par-tchk.adb, - par-util.adb, prep.adb, prep.ads, prepcomp.adb, prepcomp.ads, - prj.adb, prj.ads, prj-attr.adb, prj-attr.ads, prj-com.ads, - prj-dect.adb, prj-dect.ads, prj-err.adb, prj-err.ads, prj-ext.adb, - prj-ext.ads, prj-makr.adb, prj-makr.ads, prj-nmsc.adb, prj-nmsc.ads, - prj-pars.adb, prj-pars.ads, prj-part.adb, prj-part.ads, - prj-pp.adb, prj-pp.ads, prj-proc.adb, prj-proc.ads, - prj-strt.adb, prj-strt.ads, prj-tree.adb, prj-tree.ads, - prj-util.adb, prj-util.ads, restrict.adb, restrict.ads, - rtsfind.adb, rtsfind.ads, scn.adb, scn.ads, - scng.adb, scng.ads, sdefault.ads, sem.ads, sem_aggr.ads, sem_attr.adb, - sem_case.adb, sem_case.ads, sem_cat.adb, sem_cat.ads, sem_ch10.adb, - sem_ch10.ads, sem_ch11.adb, sem_ch11.ads, sem_ch12.ads, sem_ch13.adb, - sem_ch13.ads, sem_ch2.adb, sem_ch2.ads, sem_ch3.adb, sem_ch3.ads, - sem_ch4.ads, sem_ch5.adb, sem_ch5.ads, sem_ch6.adb, sem_ch6.ads, - sem_ch7.adb, sem_ch7.ads, sem_ch8.adb, sem_ch8.ads, sem_ch9.adb, - sem_ch9.ads, sem_disp.adb, sem_disp.ads, sem_dist.adb, sem_dist.ads, - sem_elab.adb, sem_elab.ads, sem_elim.adb, sem_elim.ads, sem_eval.adb, - sem_eval.ads, sem_intr.adb, sem_intr.ads, sem_maps.adb, sem_maps.ads, - sem_mech.adb, sem_mech.ads, sem_prag.adb, sem_prag.ads, sem_res.adb, - sem_res.ads, sem_smem.adb, sem_smem.ads, sem_type.adb, sem_type.ads, - sem_util.adb, sem_util.ads, sem_vfpt.adb, sem_vfpt.ads, sem_warn.adb, - sem_warn.ads, sfn_scan.ads, sinfo-cn.adb, sinfo-cn.ads, sinput-c.adb, - sinput-c.ads, sinput-d.adb, sinput-d.ads, sinput-l.adb, sinput-l.ads, - sinput-p.adb, sinput-p.ads, snames.h, sprint.adb, sprint.ads, - stringt.h, style.ads, styleg.adb, styleg.ads, styleg-c.adb, - styleg-c.ads, stylesw.adb, stylesw.ads, switch.adb, switch.ads, - switch-b.adb, switch-b.ads, switch-c.adb, switch-c.ads, switch-m.adb, - switch-m.ads, symbols.adb, symbols.ads, targparm.adb, tbuild.adb, - tbuild.ads, tempdir.adb, tempdir.ads, tree_gen.adb, tree_gen.ads, - treepr.adb, treepr.ads, treeprs.adt, ttypef.ads, ttypes.ads, - types.h, uintp.h, urealp.h, usage.adb, usage.ads, - validsw.adb, validsw.ads, vxaddr2line.adb, xeinfo.adb, xnmake.adb, - xref_lib.adb, xref_lib.ads, xr_tabls.adb, xr_tabls.ads, xsinfo.adb, - xtreeprs.adb, xsnames.adb, vms_conv.ads, vms_conv.adb, xgnatugn.adb, - gprmake.adb, makegpr.ads, makegpr.adb, prj-attr-pm.ads, prj-attr-pm.adb, - mlib-tgt-lynxos.adb, mlib-tgt-darwin.adb, symbols-vms.adb, - symbols-processing-vms-alpha.adb, symbols-processing-vms-ia64.adb, - mlib-tgt-specific.adb, mlib-tgt-specific.ads, mlib-tgt-vms.adb, - mlib-tgt-vms.ads: Replace headers with GPL v3 headers. - -2007-09-10 Emmanuel Briot <briot@adacore.com> - - * s-regpat.adb (Parse_Character_Class): Fix handling of empty character - classes ("[]"). - -2007-09-10 Vasiliy Fofanov <fofanov@adacore.com> - - * adaint.c (__gnat_translate_vms): new function. - -2007-09-10 Gary Dismukes <dismukes@adacore.com> - Thomas Quinot <quinot@adacore.com> - - * exp_ch3.adb (Predef_Spec_Or_Body): When the type is abstract, only - create an abstract subprogram in the case of 'Input. For 'Output we now - create a real spec/body when the type is abstract, since it can - potentially be called. - (Predefined_Primitive_Bodies): Now allow the creation of a predefined - body for 'Output when the type is abstract (only the creation of the - body for 'Input is excluded when the type is abstract). - (Stream_Operation_OK): Add an additional condition in the return - statement, so that False will be returned for TTS_Stream_Input if the - associated tagged type is an abstract extension. Add comments for - return statement. - (Expand_N_Object_Declaration): For the case of a shared passive - variable, insert init proc call only after the shared variable - procedures have been processed, because the IP call needs to undergo - shared passive variable reference expansion, which requires these - procedures to be available (and elaborated). - -2007-09-10 Vincent Celier <celier@adacore.com> - - * prj-env.ads, prj-env.adb (Create_Mapping_File (Language)): Remove - parameter Runtime_Project. - -2007-09-10 Ed Schonberg <schonberg@adacore.com> - - * sem_aggr.adb (Build_Record_Aggr_Code): If an aggregate component is - given a box association, the type of the component is discriminated, - and the value of the discriminant is the discriminant of the enclosing - type, retrieve its value from the aggregate itself, where it must have - been supplied. - - * sem_ch4.adb (Analyze_One_Call): Further refinement to previous fix, - to remove other spurious ambiguities on arithmetic operations involving - literals and addresses, on systems where Address is a visible integer - type, when the operator is called in functional notation. - (Try_Primitive_Operation): Within an instance, a call in prefixed form - is legal when the types match, even if the operation is currently - hidden. - -2007-09-10 Ed Schonberg <schonberg@adacore.com> - - * sem_ch12.adb (Build_Local_Package): A formal package with no - associations is legal if all formals have defaults. It is not - equivalent to a formal declared with a box. - -2007-09-10 Sergey Rybin <rybin@adacore.com> - - * vms_data.ads: Add qualifier for the new gnatmetric '-lratio' option - -2007-09-10 Sergey Rybin <rybin@adacore.com> - - * gnat_ugn.texi: Add description of the new '-lratio' option - Update 7.3.1 section about availability of the feature. - -2007-09-10 Thomas Quinot <quinot@adacore.com> - - * exp_smem.ads, exp_smem.adb (Make_Shared_Var_Procs): Return last - inserted node. - -2007-09-10 Olivier Hainque <hainque@adacore.com> - - * Makefile.in: (mips-irix section): Activate build of libgmem. - -2007-09-10 Eric Botcazou <ebotcazou@adacore.com> - - * a-numaux-x86.adb (Logarithmic_Pow): Do not silently clobber - x87 registers. - -2007-09-10 Eric Botcazou <ebotcazou@adacore.com> - - * decl.c (gnat_to_gnu_entity) <object>: Deal with variable built for - a debug renaming declaration specially. - -2007-09-08 Eric Botcazou <ebotcazou@adacore.com> - - * decl.c (gnat_to_gnu_entity) <Object>: Simplify the condition under - which a constant renaming is treated as a normal object declaration. - * trans.c (lvalue_required_p) <N_Slice>: New case, extracted from - the N_Indexed_Component case. - <N_Indexed_Component>: Fall through to above case. - <N_Object_Renaming_Declaration>: Return true for all composite types. - -2007-09-08 Eric Botcazou <ebotcazou@adacore.com> - - * decl.c (make_packable_type): If the new type has been given BLKmode, - try again to get an integral mode for it. - -2007-09-07 Eric Botcazou <ebotcazou@adacore.com> - - Re-apply accidentally reverted change: - - 2007-02-07 Andreas Krebbel <krebbel1@de.ibm.com> - - * raise-gcc.c (get_region_description_for, get_call_site_action_for, - get_action_description_for): Replace _Unwind_Word with _uleb128_t - and _Unwind_SWord with _sleb128_t. - -2007-09-06 Eric Botcazou <ebotcazou@adacore.com> - - * trans.c (convert_with_check): Update call to real_2expN. - -2007-09-05 Sandra Loosemore <sandra@codesourcery.com> - - * trans.c (Compilation_unit_to_gnu): Use set_cfun. - * utils.c (end_subprog_body): Likewise. - -2007-09-03 Nick Clifton <nickc@redhat.com> - - * Make-lang.in: Change copyright header to refer to version 3 of - the GNU General Public License and to point readers at the - COPYING3 file and the FSF's license web page. - * ada-tree.def, nmake.adt, nlists.h, snames.h, utils.c, - Makefile.rtl, Makefile.in, config-lang.in, uintp.h, urealp.h, - namet.h, decl.c, utils2.c, lang.opt, elists.h, atree.h, types.h, - treeprs.adt, lang-specs.h, cuintp.c, stringt.h, gnatbl.c: - Likewise. - -2007-08-31 Vincent Celier <celier@adacore.com> - - PR ada/4720 - - * gnatchop.adb, gnatfind.adb, gnatlink.adb, gnatls.adb, - gnatname.adb, gnatxref.adb, gprep.adb, clean.adb gnatbind.adb - (Check_Version_And_Help): New procedure in package Switch to process - switches --version and --help. - Use Check_Version_And_Help in GNAT tools - - * make.adb: Ditto. - (Compile_Sources): Make sure that sources that are "excluded" are not - compiled. - (Gnatmake): Do not issue -aO. to gnatbind and only issue -I- if a - project file is used. - (Version_Switch): Remove, moved to Switch - (Help_Switch): Remove, moved to Switch - (Display_Version): Remove, moved to Switch - - * switch.ads, switch.adb (Check_Version_And_Help): New procedure in - package Switch to process switches --version and --help. - (Display_Version): New procedure - - * gnatvsn.ads, gnatvsn.adb (Copyright_Holder): New function. - -2007-08-31 Javier Miranda <miranda@adacore.com> - - * a-tags.adb (Internal_Tag): Protect the run-time against wrong - internal tags. - -2007-08-31 Hristian Kirtchev <kirtchev@adacore.com> - - * checks.adb (In_Declarative_Region_Of_Subprogram_Body): New routine. - (Mark_Non_Null): If the node for which we just generated an access check - is a reference to an *in* parameter and the reference appears in the - declarative part of a subprogram body, mark the node as known non null. - -2007-08-31 Hristian Kirtchev <kirtchev@adacore.com> - - * einfo.ads, einfo.adb: New flag Is_Raised (Flag224). Update the - structure of E_Exception to reflect the new flag. - (Is_Raised, Set_Is_Raised): New inlined routines. - Update the usage of available flag to reflect the addition of Is_Raised. - (Is_Raised, Set_Is_Raised): Bodies of new routines. - (Write_Entity_Flags): Write the status of flag Is_Raised. - (Is_Descendent_Of_Address): New entity flag, to simplify handling of - spurious ambiguities when integer literals appear in the context of an - address type that is a visible integer type. - - * sem_ch11.adb (Analyze_Exception_Handler): Add code to warn on local - exceptions never being raised. - (Analyze_Raise_Statement): When analyzing an exception, mark it as being - explicitly raised. - -2007-08-31 Javier Miranda <miranda@adacore.com> - - * exp_ch11.adb (Expand_At_End_Handler): Avoid generation of raise - statement when compiling under restriction No_Exceptions_Proparation. - -2007-08-31 Ed Schonberg <schonberg@adacore.com> - - * exp_ch3.adb (Build_Record_Init_Proc): If there is a static - initialization aggregate for the type, generate itype references for - thetypes of its (sub)components, to prevent out-of-scope errors in gigi. - -2007-08-31 Gary Dismukes <dismukes@adacore.com> - - * exp_ch8.adb (Expand_N_Package_Renaming_Declaration): In the case of a - library-level package renaming, pass the declaration associated with - the renaming's special debug variable to Qualify_Entity_Names to ensure - that its encoded name is properly qualified. - - * exp_dbug.adb (Qualify_All_Entity_Names): Check for a variable entity - occurring in the list of entities to qualify, and do not attempt to - traverse an entity list in that case. Variables associated with -` library-level package renamings can now occur in the table. - - * exp_dbug.ads: Revise documentation of the encoding for renaming - declarations. - -2007-08-31 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> - - * layout.adb (Layout_Type): Use Underlying_Type to determine whether an - access type points to an unconstrained array. - -2007-08-31 Hristian Kirtchev <kirtchev@adacore.com> - - * restrict.adb, namet.adb, par-util.adb: Remove redundant type - conversion. - - * sem_res.adb (Resolve_Qualified_Expression): Add machinery to detect - simple redundant qualifications. The check is performed whenever the - expression is a non-overloaded identifier. - (Resolve_Type_Conversion): Enchance the redundant type conversion check - to include loop parameters. - (Valid_Conversion): Avoid generation of spurious error message. - -2007-08-31 Bob Duff <duff@adacore.com> - - * par-ch4.adb (P_Simple_Expression): Fold long sequences of - concatenations of string literals into a single literal, in order to - avoid very deep recursion in the front end, which was causing stack - overflow. - - * sem_eval.adb (Eval_Concatenation): If the left operand is the empty - string, and the right operand is a string literal (the case of "" & - "..."), optimize by avoiding copying the right operand -- just use the - value of the right operand directly. - - * stringt.adb (Store_String_Chars): Optimize by growing the - String_Chars table all at once, rather than appending characters one by - one. - (Write_String_Table_Entry): If the string to be printed is very long, - just print the first few characters, followed by the length. Otherwise, - doing "pn(n)" in the debugger can take an extremely long time. - - * sem_prag.adb (Process_Interface_Name): Replace loop doing - Store_String_Char with Store_String_Chars. - -2007-08-31 Vincent Celier <celier@adacore.com> - - * prj-attr.adb: Add new attribute Excluded_Source_Files - - * prj-nmsc.adb: Use attribute Excluded_Source_Files before - Locally_Removed_Files. - - * snames.ads, snames.adb: New standard name Excluded_Source_Files - -2007-08-31 Ed Schonberg <schonberg@adacore.com> - - * sem_ch10.adb (Analyze_Subunit_Context): When analyzing context - clauses of subunits, ignore limited_with_clauses that are illegal and - have not been fully analyzed. - -2007-08-31 Ed Schonberg <schonberg@adacore.com> - - * sem_ch3.adb: The predicate Is_Descendent_Of_Address is now an entity - flag, for effiency. It is called when analyzing arithmetic operators - and also for actuals in calls that are universal_integers. The flag is - set for the predefined type address, and for any type or subtype - derived from it. - - * sem_ch4.adb (Analyze_One_Call): Reject an actual that is a - Universal_Integer, when the formal is a descendent of address and the - call appears in user code. - (Analyze_Selected_Component): if the prefix is a private extension, the - tag component is visible. - - * sem_util.ads, sem_util.adb: Remove Is_Descendent_Of_Address, now an - entity flag. - -2007-08-31 Robert Dewar <dewar@adacore.com> - - * s-fileio.adb (Open): Normalize file name to lower case in non-case - sensitive file name systems to avoid unexpected mismatch in Vista. - -2007-08-31 Vincent Celier <celier@adacore.com> - - * tempdir.adb: On VMS, take into account GNUTMPDIR before TMPDIR - -2007-08-31 Vincent Celier <celier@adacore.com> - - * symbols-vms.adb (Initialize): Read symbol files with continuation - lines - (Finalize): If symbol is long, split the line - -2007-08-31 Vincent Celier <celier@adacore.com> - - * fmap.ads: Minor comment updates - -2007-08-31 GNAT Script <nobody@adacore.com> - - * Make-lang.in: Makefile automatically updated - -2007-08-31 Bob Duff <duff@adacore.com> - - * sinfo.ads: Minor comment fix. - -2007-08-31 Thomas Quinot <quinot@adacore.com> - - * stand.ads: (Standard_Debug_Renaming_Type): Make comment consistent - with implementation. - Documentation cleanup only. - -2007-08-31 Sergey Rybin <rybin@adacore.com> - - * vms_data.ads: Add new qualifier /STMT_NAME_ON_NEW_LINE for the new - gnatpp '--separate-stmt-name' option. - Add new qualifier /USE_ON_NEW_LIN for the new gnatpp '--use-on-new-line' - option. - - * gnat_ugn.texi: Add description for the new gnatpp - '--separate-stmt-name' and '--use-on-new-line' options. - -2007-08-31 Ben Elliston <bje@au.ibm.com> - - * Makefile.in (LIBGNAT_TARGET_PAIRS): Use system-linux-ppc64.ads - when compiling for powerpc64-*-linux. - * system-linux-ppc64.ads: New file. - -2007-08-22 Krister Walfridsson <cato@df.lth.se> - - * env.c ( __gnat_clearenv): Use the __gnat_unsetenv mechanism for - NetBSD. - -2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> - - * misc.c (gnat_type_max_size): Constify. - -2007-08-16 Gary Dismukes <dismukes@adacore.com> - - * cstand.adb (Create_Standard): Create an entity for a zero-sized type - associated with Standard_Debug_Renaming_Type, to be used as the type of - the special variables whose names provide debugger encodings for - renaming declarations. - - * einfo.ads, einfo.adb (Debug_Renaming_Link): Change to return Node25. - (Set_Debug_Renaming_Link): Change to set Node25. - (Write_Field13_Name): Remove case for E_Enumeration_Literal. - (Write_Field25_Name): Add case for E_Variable to output - "Debug_Renaming_Link". - (Write_Field23_Name): Correct the output string for "Limited_View". - - * exp_dbug.adb: Add with and use of Tbuild. - (Debug_Renaming_Declaration): Replace creation of an enumeration type - and literal with creation of a variable of type - Standard_Debug_Renaming_Type whose name encodes both the renamed object - and the entity of the renaming declaration. - (Qualify_Entity_Name): Add the delayed qualification of the entity name - part of the name of a variable that has a Debug_Renaming_Link. - - * stand.ads (Standard_Debug_Renaming_Type): New Entity_Id denoting a - special type to be associated with variables that provide debugger - encodings for renaming declarations. - -2007-08-16 Gary Dismukes <dismukes@adacore.com> - Ed Schonberg <schonberg@adacore.com> - Javier Miranda <miranda@adacore.com> - - * exp_aggr.adb (Build_Record_Aggr_Code): Extend the test for an - ancestor part given by an aggregate to test for an unchecked conversion, - since this can occur in some cases when the ancestor part is a function - call, and we don't want to fall into the recursive call to this - procedure in that case. - - * exp_ch3.adb (Stream_Operation_OK): Revise tests for availability of - stream attributes on limited types to account for user-specified - attributes as well as whether Input (resp. Output) becomes available - due to Read (resp. Write) being available for the type. Change Boolean - variable to the more accurate name - Has_Predefined_Or_Specified_Stream_Attribute. Change convoluted - double-"not" predicate at beginning of return statement to more - understandable form. - - * exp_ch5.adb (Expand_N_Extended_Return_Statement): If the extended - return has an associated N_Handled_Sequence_Of_Statements, then wrap it - in a block statement and use that as the first statement of the - expanded return rather than incorrectly using the handled sequence as - the first statement. - - * exp_ch6.adb (Expand_N_Subprogram_Declaration): If this is a protected - operation, generate an explicit freeze node for it rather than - generating extra formals, to ensure that gigi has the proper order of - elaboration for anonymous subtypes in the signature of the subprograms. - (Build_In_Place_Formal): Move assertion to beginning of loop. - (Is_Build_In_Place_Function_Call): Allow for an unchecked conversion - applied to a function call (occurs for some cases of 'Input). - (Make_Build_In_Place_Call_In_*): Allow for an unchecked conversion - applied to a function call (occurs for some cases of 'Input). - - * exp_strm.adb (Build_Record_Or_Elementary_Input_Function): For Ada - 2005, generate an extended return statement enclosing the result object - and 'Read call. - - * freeze.adb (Freeze_Record_Type): Extend the current management of - components that are access type with an allocator as default value: add - missing support to the use of qualified expressions of the - allocator (which also cause freezing of the designated type!) - (Freeze_Entity): Call Freeze_Subprogram in the case of a predefined - dispatching operation, since extra formals may be needed by calls to - build-in-place functions (such as stream 'Input). - - * sem_ch6.adb (Create_Extra_Formals): Skip creation of the extra - formals for 'Constrained and accessibility level in the case of a - predefined dispatching operation. - - * exp_util.adb (Insert_Actions): A protected body is a valid insertion - point, no need to find the parent node. - -2007-08-16 Javier Miranda <miranda@adacore.com> - - * exp_attr.adb (Attribute_Priority): Add missing support for entries - and entry barriers. - -2007-08-16 Javier Miranda <miranda@adacore.com> - - * exp_ch9.adb (Build_Protected_Entry): Undo previous change because it - is not really required and can introduce regression with the debugger. - The original problem is fixed with the patch written for checks.adb. - -2007-08-16 Thomas Quinot <quinot@adacore.com> - - * g-dyntab.adb, g-table.adb, table.adb: (Set_Item): Suppress - Range_Check on Allocated_Table. - -2007-08-16 Vincent Celier <celier@adacore.com> - - * make.adb (Collect_Arguments): Call Test_If_Relative_Path with - Including_Non_Switch set to False. - (Gnatmake): For the compiler, call Test_If_Relative_Path with - Including_Non_Switch set to False. - - * makeutl.adb, makeutl.ads (Test_If_Relative_Path): New Boolean - parameter Including_Non_Switch, defaulted to True. When - Including_Non_Switch is False, options that are not switches and - appear as relative path are not converted to absolute paths. - -2007-08-16 Nicolas Roche <roche@adacore.com> - - * Makefile.in (gnatlib): Propagate FORCE_DEBUG_ADAFLAGS value to sub - makefiles - - * Make-lang.in: Update dependencies - -2007-08-16 Hristian Kirtchev <kirtchev@adacore.com> - - * sem_ch10.adb (Has_With_Clause): If the name of the with clause - currently inspected is a selected component, retrieve the entity of - its selector. - (Install_Limited_Withed_Unit): Call Has_Limited_With_Clause starting - from the immediate ancestor of Main_Unit_Entity. - (Install_Limited_Withed_Unit): Do not install the limited view of - package P if P is reachable through an ancestor chain from package C - and C also has a with clause for P in its body. - (Has_Limited_With_Clause): New routine. - (Has_With_Clause): New routine. - -2007-08-16 Ed Schonberg <schonberg@adacore.com> - - * sem_ch12.adb (Copy_Generic_Node): A reference to a child unit of the - generic for an enclosing instance is a global reference, even though - its scope is the enclosing instance. - -2007-08-16 Gary Dismukes <dismukes@adacore.com> - Javier Miranda <miranda@adacore.com> - - * sem_ch3.adb (OK_For_Limited_Init_In_05): Allow calls to 'Input to - initialize a limited object. - (Build_Derived_Record_Type): Add missing check of rules ARM 3.9.4 - 13/2 and 14/2. - Make sure Has_Complex_Representation is inherited by derived type. - -2007-08-16 Robert Dewar <dewar@adacore.com> - - * sem_ch5.adb (Analyze_Assignment): Make sure we still note update in - exception case - -2007-08-16 Ed Schonberg <schonberg@adacore.com> - - * sem_disp.adb (Check_Dispatching_Operation): If the operation - implements an operation inherited from a progenitor interface, verify - that they are subtype-conformant. - -2007-08-16 Hristian Kirtchev <kirtchev@adacore.com> - Bob Duff <duff@adacore.com> - Nicolas Setton <setton@adacore.com> - - * sem_res.adb (Comes_From_Predefined_Lib_Unit): New. - (Resolve): Alphabetize local variables. Add new variable From_Lib. When - the statement which is being resolved comes from a predefined library - unit, all non-predefined library interpretations are skipped. - (Resolve_Op_Concat): If string concatenation was folded in the parser, - but the "&" is user defined, give an error, because the folding would - be wrong. - - * sinfo.ads, sinfo.adb (Is_Folded_In_Parser): New flag to indicate that - the parser has folded a long sequence of concatenations of string - literals. - - * trans.c (Handled_Sequence_Of_Statements_to_gnu): Mark "JMPBUF_SAVE" - and "JMP_BUF" variables as artificial. - (N_String_Literal): Do not use alloca for very long string literals. Use - xmalloc/free instead. Otherwise the stack might overflow. - - * utils.c (init_gigi_decls): Mark "JMPBUF_T" type as created by the - compiler. - -2007-08-16 Vincent Celier <celier@adacore.com> - - * vms_conv.adb (Process_Argument): Ensure that project related options - are not put in the -cargs section when using GNAT COMPILE. - -2007-08-16 Robert Dewar <dewar@adacore.com> - - * gnat_ugn.texi: Add note on preprocessing (output file not written) - -2007-08-16 Thomas Quinot <quinot@adacore.com> - - * a-tags.adb: Minor reformatting. - -2007-08-16 Bob Duff <duff@adacore.com> - - * sem_type.ads, sem_ch4.adb: Minor reformatting. - -2007-08-14 Thomas Quinot <quinot@adacore.com> - - * g-soccon-interix.ads, a-excpol-interix.adb, a-intnam-interix.ads, - s-osinte-interix.ads, system-interix.ads: Removed. - -2007-08-14 Hristian Kirtchev <kirtchev@adacore.com> - - * a-calend-vms.adb, a-calend.adb ("+", "-", Add, Subtract): Remove - calls to Check_Within_Time_Bounds. - ("+", "-", Add, Subtract): Remove calls to Check_Within_Time_Bounds. - (Difference): Account for possible rounding of the resulting difference - -2007-08-14 Robert Dewar <dewar@adacore.com> - - * uintp.adb, a-ztedit.adb, s-wchcon.adb, xnmake.adb, s-wchcon.adb, - par-ch5.adb, par-ch10.adb, get_targ.adb, a-wtedit.adb, a-teioed.adb, - s-osinte-solaris.adb, s-osinte-solaris.ads, - s-osinte-freebsd.ads, s-osinte-freebsd.adb: Minor reformatting. - - * styleg.adb, styleg.ads, stylesw.adb, stylesw.ads: implement style - switch -gnatyS. Enable -gnatyS in GNAT style check mode - -2007-08-14 Robert Dewar <dewar@adacore.com> - Ed Schonberg <schonberg@adacore.com> - - * inline.adb, types.ads, inline.ads, frontend.adb, alloc.ads: - Suppress unmodified in-out parameter warning in some cases - This patch is a also fairly significant change to the way suppressible - checks are handled. - - * checks.ads, checks.adb (Install_Null_Excluding_Check): No check - needed for access to concurrent record types generated by the expander. - (Generate_Range_Check): When generating a temporary to capture the - value of a conversion that requires a range check, set the type of the - temporary before rewriting the node, so that the type is always - properly placed for back-end use. - (Apply_Float_Conversion_Check): Handle case where the conversion is - truncating. - (Get_Discriminal): Code reformatting. Climb the scope stack looking - for a protected type in order to examine its discriminants. - -2007-08-14 Robert Dewar <dewar@adacore.com> - Gary Dismukes <dismukes@adacore.com> - Ed Schonberg <schonberg@adacore.com> - Thomas Quinot <quinot@adacore.com> - - * a-stzsup.adb, nlists.adb, lib-util.adb, treepr.adb, - a-stwisu.adb, a-strsup.adb: Fix warnings for range - tests optimized out. - - * exp_ch4.adb (Expand_N_In): Add warnings for range tests optimized out. - (Get_Allocator_Final_List): For the case of an anonymous access type - that has a specified Associated_Final_Chain, do not go up to the - enclosing scope. - (Expand_N_Type_Conversion): Test for the case of renamings of access - parameters when deciding whether to apply a run-time accessibility - check. - (Convert_Aggr_In_Allocator): Use Insert_Actions to place expanded - aggregate code before allocator, and ahead of declaration for - temporary, to prevent access before elaboration when the allocator is - an actual for an access parameter. - (Expand_N_Type_Conversion): On an access type conversion involving an - access parameter, do not apply an accessibility check when the - operand's original node was an attribute other than 'Access. We now - create access conversions for the expansion of 'Unchecked_Access and - 'Unrestricted_Access in certain cases and clearly accessibility should - not be checked for those. - - * exp_ch6.ads, exp_ch6.adb (Add_Call_By_Copy_Code): For an actual that - includes a type conversion of a packed component that has been expanded, - recover the original expression for the object, and use this expression - in the post-call assignment statement, so that the assignment is made - to the object and not to a back-end temporary. - (Freeze_Subprogram): In case of primitives of tagged types not defined - at the library level force generation of code to register the primitive - in the dispatch table. In addition some code reorganization has been - done to leave the implementation clear. - (Expand_Call): When expanding an inherited implicit conversion, - preserve the type of the inherited function after the intrinsic - operation has been expanded. - - * exp_ch2.ads, exp_ch2.adb - (Expand_Entry_Parameter.In_Assignment_Context): An implicit dereference - of an entry formal appearing in an assignment statement does not assign - to the formal. - (Expand_Current_Value): Instead of calling a routine to determine - whether the prefix of an attribute reference should be optimized or - not, prevent the optimization of such prefixes all together. - - * lib-xref.adb (Generate_Reference.Is_On_LHS): An indexed or selected - component whose prefix is known to be of an access type is an implicit - dereference and does not assign to the prefix. - -2007-08-14 Ed Schonberg <schonberg@adacore.com> - Robert Dewar <dewar@adacore.com> - - * atree.ads, atree.adb (New_Copy_Tree): If hash table is being used and - itype is visited, make an entry into table to link associated node and - new itype. - Add comments and correct harmless error in Build_NCT_Hash_Tables - (Array_Aggr_Subtype): Associate each itype created for an index type to - the corresponding range construct, and not to the aggregate itself. to - maintain a one-to-one correspondence between itype and its associated - node, to prevent errors when complex expression is copied. - Fix mishandling of multiple levels of parens - - * sem_aggr.adb: Create a limited view of an incomplete type, to make - treatment of limited views uniform for all visible declarations in a - limited_withed package. - (New_Copy_Tree): If hash table is being used and itype is visited, - make an entry into table to link associated node and new itype. - (Resolve_Record_Aggregate): Do not add an others box association for a - discriminated record component that has only discriminants, when there - is a box association for the component itself. - - * par-ch4.adb: Fix mishandling of multiple levels of parens - -2007-08-14 Robert Dewar <dewar@adacore.com> - - * comperr.adb: Fix problem with suppressing warning messages from gigi - - * erroutc.ads, erroutc.adb, errout.ads, - errout.adb (Write_Eol): Remove trailing spaces before writing the line - (Write_Eol_Keep_Blanks): New procedure to write a line, including - possible trailing spaces. - (Output_Source_Line): Call Write_Eol_Keep_Blanks to output a source line - Fix problem with suppressing warning messages from back end - Improve handling of deleted warnings - - * gnat1drv.adb: - Fix problem with suppressing warning messages from back end - Handle setting of Static_Dispatch_Tables flag. - - * prepcomp.adb: - Fix problem with suppressing warning messages from back end - - * exp_intr.adb: Improve handling of deleted warnings - -2007-08-14 Robert Dewar <dewar@adacore.com> - - * debug.adb: Improve -gnatdI to cover all cases of serialization - Add documentation of dZ, d.t - - * sprint.ads, sprint.adb: Improve -gnatdI to cover all cases of - serialization. - (Sprint_Node_Actual): Generate new output associated with implicit - importation and implicit exportation of object declarations. - -2007-08-14 Ed Schonberg <schonberg@adacore.com> - Robert Dewar <dewar@adacore.com> - Javier Miranda <miranda@adacore.com> - Gary Dismukes <dismukes@adacore.com> - - * einfo.ads, einfo.adb: Create a limited view of an incomplete type, - to make treatment of limited views uniform for all visible declarations - in a limited_withed package. - Improve warnings for in out parameters - (Set_Related_Interaface/Related_Interface): Allow the use of this - attribute with constants. - (Write_Field26_Name): Handle attribute Related_Interface in constants. - Warn on duplicate pragma Preelaborable_Initialialization - - * sem_ch6.ads, sem_ch6.adb (Analyze_Subprogram_Body): Force the - generation of a freezing node to ensure proper management of null - excluding access types in the backend. - (Create_Extra_Formals): Test base type of the formal when checking for - the need to add an extra accessibility-level formal. Pass the entity E - on all calls to Add_Extra_Formal (rather than Scope (Formal) as was - originally being done in a couple of cases), to ensure that the - Extra_Formals list gets set on the entity E when the first entity is - added. - (Conforming_Types): Add missing calls to Base_Type to the code that - handles anonymous access types. This is required to handle the - general case because Process_Formals builds internal subtype entities - to handle null-excluding access types. - (Make_Controlling_Function_Wrappers): Create wrappers for constructor - functions that need it, even when not marked Requires_Overriding. - Improve warnings for in out parameters - (Analyze_Function_Return): Warn for disallowed null return - Warn on return from procedure with unset out parameter - Ensure consistent use of # in error messages - (Check_Overriding_Indicator): Add in parameter Is_Primitive. - (Analyze_Function_Return): Move call to Apply_Constraint_Check before - the implicit conversion of the expression done for anonymous access - types. This is required to generate the code of the null excluding - check (if required). - - * sem_warn.ads, sem_warn.adb (Check_References.Publicly_Referenceable): - A formal parameter is never publicly referenceable outside of its body. - (Check_References): For an unreferenced formal parameter in an accept - statement, use the same warning circuitry as for subprogram formal - parameters. - (Warn_On_Unreferenced_Entity): New subprogram, taken from - Output_Unreferenced_Messages, containing the part of that routine that - is now reused for entry formals as described above. - (Goto_Spec_Entity): New function - (Check_References): Do not give IN OUT warning for dispatching operation - Improve warnings for in out parameters - (Test_Ref): Check that the entity is not undefinite before calling - Scope_Within, in order to avoid infinite loops. - Warn on return from procedure with unset out parameter - Improved warnings for unused variables - -2007-08-14 Robert Dewar <dewar@adacore.com> - Javier Miranda <miranda@adacore.com> - Gary Dismukes <dismukes@adacore.com> - - * exp_attr.adb (Expand_N_Attribute_Reference): Handle case of child unit - (Expand_N_Attribute_Reference): Further unify the handling of the - three forms of access attributes, using common code now for all three - cases. Add a test for the case of applying an access attribute to - an explicit dereference when the context is an access-to-interface - type. In that case we need to apply the conversion to the prefix - of the explicit dereference rather than the prefix of the attribute. - (Attribute_Version, UET_Address): Set entity as internal to ensure - proper dg output of implicit importation. - (Expand_Access_To_Type): Removed. - (Expand_N_Attribute_Reference): Merge the code from the three cases - of access attributes, since the processing is largely identical for - these cases. The substantive fix here is to process the case of a - type name prefix (current instance case) before handling the case - of interface prefixes. - -2007-08-14 Thomas Quinot <quinot@adacore.com> - Ed Schonberg <schonberg@adacore.com> - Javier Miranda <miranda@adacore.com> - Robert Dewar <dewar@adacore.com> - - * exp_ch3.ads, exp_ch3.adb (Add_Final_Chain): New subprogram. - (Freeze_Array_Type, Freeze_Record_Type): For the case of a component - type that is an anonymous access to controlled object, establish - an associated finalization chain to avoid corrupting the global - finalization list when a dynamically allocated object designated - by such a component is deallocated. - (Make_Controlling_Function_Wrappers): Create wrappers for constructor - functions that need it, even when not marked Requires_Overriding. - (Initialize_Tag): Replace call to has_discriminants by call to - Is_Variable_Size_Record in the circuitry that handles the - initialization of secondary tags. - (Is_Variable_Size_Record): New implementation. - (Expand_N_Object_Declaration): Suppress call to init proc if there is a - Suppress_Initialization pragma for a derived type. - (Is_Variable_Size_Record): New subprogram. - (Build_Offset_To_Top_Functions): New implementation that simplifies the - initial version of this routine and also fixes problems causing - incomplete initialization of the table of interfaces. - (Build_Init_Procedure): Improve the generation of code to initialize the - the tag components of secondary dispatch tables. - (Init_Secondary_Tags): New implementation that simplifies the previous - version of this routine. - (Make_DT): Add parameter to indicate when type has been frozen by an - object declaration, for diagnostic purposes. - (Check_Premature_Freezing): New subsidiary procedure of Make_DT, to - diagnose attemps to freeze a subprogram when some untagged type of its - profile is a private type whose full view has not been analyzed yet. - (Freeze_Array_Type): Generate init proc for packed array if either - Initialize or Normalize_Scalars is set. - (Make_Controlling_Function_Wrappers, Make_Null_Procedure_Specs): when - constructing the new profile, copy the null_exclusion indicator for each - parameter, to ensure full conformance of the new body with the spec. - - * sem_type.ads, sem_type.adb (Make_Controlling_Function_Wrappers): - Create wrappers for constructor functions that need it, even when not - marked Requires_Overriding. - (Covers): Handle properly designated types of anonymous access types, - whose non-limited views are themselves incomplete types. - (Add_Entry): Use an entity to store the abstract operation which hides - an interpretation. - (Binary_Op_May_Be_Hidden): Rename to Binary_Op_Interp_Has_Abstract_Op. - (Collect_Interps): Use Empty as an actual for Abstract_Op in the - initialization aggregate. - (Function_Interp_May_Be_Hidden): Rename to - Function_Interp_Has_Abstract_Op. - (Has_Compatible_Type): Remove machinery that skips interpretations if - they are labeled as potentially hidden by an abstract operator. - (Has_Hidden_Interp): Rename to Has_Abstract_Op. - (Set_May_Be_Hidden): Rename to Set_Abstract_Op. - (Write_Overloads): Output the abstract operator if present. - (Add_Entry): Before inserting a new entry into the interpretation table - for a node, determine whether the entry will be disabled by an abstract - operator. - (Binary_Op_Interp_May_Be_Hidden): New routine. - (Collect_Interps): Add value for flag May_Be_Hidden in initialization - aggregate. - (Function_Interp_May_Be_Hidden): New routine. - (Has_Compatible_Type): Do not consider interpretations hidden by - abstract operators when trying to determine whether two types are - compatible. - (Has_Hidden_Interp): New routine. - (Set_May_Be_Hidden_Interp): New routine. - (Write_Overloads): Write the status of flag May_Be_Hidden. - -2007-08-14 Ed Schonberg <schonberg@adacore.com> - Javier Miranda <miranda@adacore.com> - - * exp_disp.ads, exp_disp.adb (Build_Dispatch_Tables): Handle tagged - types declared in the declarative part of a nested package body or in - the proper body of a stub. - (Set_All_DT_Position): Add missing check to avoid wrong assignation - of the same dispatch table slot to renamed primitives. - (Make_Select_Specific_Data_Table): Handle private types. - (Tagged_Kind): Handle private types. - (Make_Tags, Make_DT): Set tag entity as internal to ensure proper dg - output of implicit importation and exportation. - (Expand_Interface_Thunk): Fix bug in the expansion assuming that the - first formal of the thunk is always associated with the controlling - type. In addition perform the following code cleanup: remove formal - Thunk_Alias which is no longer required, cleanup evaluation of the - the controlling type, and update the documentation. - Replace occurrence of Default_Prim_Op_Count by - Max_Predef_Prims. Addition of compile-time check to verify - that the value of Max_Predef_Prims is correct. - (Check_Premature_Freezing): Apply check in Ada95 mode as well. - (Make_DT): Add parameter to indicate when type has been frozen by an - object declaration, for diagnostic purposes. - (Build_Static_Dispatch_Tables): New subprogram that takes care of the - construction of statically allocated dispatch tables. - (Make_DT): In case of library-level tagged types export the declaration - of the primary tag. Remove generation of tags (now done by Make_Tags). - Additional modifications to handle non-static generation of dispatch - tables. Take care of building tables for asynchronous interface types - (Make_Tags): New subprogram that generates the entities associated with - the primary and secondary tags of Typ and fills the contents of Access_ - Disp_Table. In case of library-level tagged types imports the forward - declaration of the primary tag that will be declared later by Make_DT. - (Expand_Interface_Conversion): In case of access types to interfaces - replace an itype declaration by an explicit type declaration to avoid - problems associated with the scope of such itype in transient blocks. - -2007-08-14 Robert Dewar <dewar@adacore.com> - Ed Schonberg <schonberg@adacore.com> - Javier Miranda <miranda@adacore.com> - - * exp_util.ads, exp_util.adb: - This patch replaces a number of occurrences of explicit tests for N_Null - with calls to Known_Null. This improves tracking of null values, since - Known_Null also catches null constants, and variables currently known to - be null, so we get better tracking. - (Ensure_Defined): create an itype reference only in the scope of the - itype. - (Side_Effect_Free): A selected component of an access type that - denotes a component with a rep clause must be treated as not - side-effect free, because if it is part of a linked structure its - value may be affected by a renaming. - (Expand_Subtype_From_Expr): For limited objects initialized with build - in place function calls, do nothing; otherwise we prematurely introduce - an N_Reference node in the expression initializing the object, which - breaks the circuitry that detects and adds the additional arguments to - the called function. Bug found working in the new patch for statically - allocated dispatch tables. - (Is_Library_Level_Tagged_Type): New subprogram. - (Remove_Side_Effects): If the expression of an elementary type is an - operator treat as a function call. - (Make_Literal_Range): If the index type of the array is not integer, use - attributes properly to compute the constraint on the resulting aggregate - which is a string. - - * freeze.ads, freeze.adb (Freeze_Entity): If the entity is a - class-wide type whose base type is an incomplete private type, leave - class-wide type unfrozen so that freeze nodes can be generated - properly at a later point. - (Freeze_Entity, array case): Handle case of pragma Pack and component - size attributre clause for same array. - -2007-08-14 Vincent Celier <celier@adacore.com> - - * prj.ads, prj.adb: Update Project Manager to new attribute names for - gprbuild. - Allow all valid declarations in configuration project files - (Reset): Initialize all tables and hash tables in the project tree data - Major update of the Project Manager and of the project aware tools, - including gprmake, so that the same sources in the GNAT repository - can be used by gprbuild. - (Slash_Id): Change type to be Path_Name_Type - (Slash): Return a Path_Name_Type instead of a File_Name_Type - - * prj-attr.ads, prj-attr.adb: Remove attributes no longer used by - gprbuild. - Update Project Manager to new attribute names for ghprbuild - Allow all valid declarations in configuration project files - Major update of the Project Manager and of the project aware tools, - including gprmake, so that the same sources in the GNAT repository - can be used by gprbuild. - - * prj-com.ads: - Major update of the Project Manager and of the project aware tools, - including gprmake, so that the same sources in the GNAT repository - can be used by gprbuild. - - * prj-dect.adb (Prj.Strt.Attribute_Reference): Set correctly the case - insensitive flag for attributes with optional index. - (Prj.Dect.Parse_Attribute_Declaration): For case insensitive associative - array attribute, put the index in lower case. - Update Project Manager to new attribute names for ghprbuild - Allow all valid declarations in configuration project files - Major update of the Project Manager and of the project aware tools, - including gprmake, so that the same sources in the GNAT repository - can be used by gprbuild. - - * prj-env.ads, prj-env.adb: - Major update of the Project Manager and of the project aware tools, - including gprmake, so that the same sources in the GNAT repository - can be used by gprbuild. - (Get_Reference): Change type of parameter Path to Path_Name_Type - - * prj-ext.ads, prj-ext.adb (Initialize_Project_Path): Make sure, after - removing '-' from the path to start with the first character of the - next directory. - Major update of the Project Manager and of the project aware tools, - including gprmake, so that the same sources in the GNAT repository - can be used by gprbuild. - Major update of the Project Manager and of the project aware tools, - including gprmake, so that the same sources in the GNAT repository - can be used by gprbuild. - - * prj-nmsc.ads, prj-nmsc.adb: - Update Project Manager to new attribute names for ghprbuild - Allow all valid declarations in configuration project files - (Search_Directories): Detect subunits that are specified with an - attribute Body in package Naming. Do not replace a source/unit in the - same project when the order of the source dirs are known. Detect - duplicate sources/units in the same project when the order of the - source dirs are not known. - (Check_Ada_Name): Allow all identifiers that are not reserved words - in Ada 95. - Major update of the Project Manager and of the project aware tools, - including gprmake, so that the same sources in the GNAT repository - can be used by gprbuild. - (Look_For_Sources): If the list of sources is empty, set the object - directory of non extending project to nil. - Change type of path name variables to be Path_Name_Type - (Locate_Directory): Make sure that on Windows '/' is converted to '\', - otherwise creating missing directories will fail. - - * prj-attr-pm.adb, prj-tree.ads, prj-proc.ads, prj-proc.adb, - prj-part.ads, prj-part.adb: - Major update of the Project Manager and of the project aware tools, - including gprmake, so that the same sources in the GNAT repository - can be used by gprbuild. - - * prj-strt.adb (Prj.Strt.Attribute_Reference): Set correctly the case - insensitive flag for attributes with optional index. - (Prj.Dect.Parse_Attribute_Declaration): For case insensitive associative - array attribute, put the index in lower case. - (Parse_Variable_Reference): Allow the current project name to be used in - the prefix of an attribute reference. - - * prj-util.ads, prj-util.adb - (Value_Of (for arrays)): New Boolean parameter Force_Lower_Case_Index, - defaulted to False. When True, always check against indexes in lower - case. - - * snames.ads, snames.h, snames.adb: - Update Project Manager to new attribute names for gprbuild - Allow all valid declarations in configuration project files - -2007-08-14 Robert Dewar <dewar@adacore.com> - Ed Schonberg <schonberg@adacore.com> - - * opt.ads: Warning for non-local exception propagation now off by - default - New switch -gnatI to disable representation clauses - Implement new pragma Implicit_Packing - - * usage.adb: - Warning for non-local exception propagation now off by default - Add warning for unchecked conversion of pointers wi different - conventions. - New switch -gnatI to disable representation clauses - - * usage.adb: new switch -gnatyS - - * gnat_ugn.texi: For the gnatcheck Non_Qualified_Aggregates rule add a - note that aggregates of anonymous array types are not flagged. - -gnatwc now includes membership tests optimized away - -gnatw.x warnings are now off by default - Added conditional compilation Appendix - Add documentation of -gnatI - Add documentation for new -gnatyS style check - Update documentation about SAL and auto-init on Windows. - - * gnat_rm.texi: - Add documentation for pragma Check_Name and 'Enabled attribute - Document that Eliminate on dispatching operation is ignored - Document IDE attributes VCS_Repository_Root and VCS_Patch_Root. - Document pragma Main - Document pragma Implicit_Packing - - * sem_ch13.adb: Add warning for unchecked conversion of pointers wi - different conventions - New switch -gnatI to disable representation clauses - - * switch-c.adb (Scan_Front_End_Switches): When a -gnat switch is not - recognized, report the invalid characters including "-gnat" instead of - just the first character in the switch. - New switch -gnatI to disable representation clauses - Set Warn_On_Object_Renames_Function true for -gnatg - - * vms_data.ads: Add doc for /IGNORE_REP_CLAUSES - Add STATEMENTS_AFTER_THEN_ELSE as synonym for -gnatyS - Add qualifier /ADD_PROJECT_SEARCH_DIR= for different tools, equivalent - to switch -aP (add directory to project search dir). - - * par-prag.adb: Implement new pragma Implicit_Packing - - * sem_prag.adb (Analyze_Pragma, case Complex_Representation): Mark the - type as having a non-standard representation, to force expansion on - conversion to related types. - (Analyze_Pragma): Warn on misspelled pragma - (Analyze_Pragma, case Convention_Identifier): Fix checking of second arg - Ensure consistent use of # in error messages - Implement pragma Implicit_Packing - -2007-08-14 Olivier Hainque <hainque@adacore.com> - Eric Botcazou <ebotcazou@adacore.com> - - * targtyps.c (get_target_maximum_default_alignment): New function. - Maximum alignment - that the compiler might choose by default for a type or object. - (get_target_default_allocator_alignment): New function. Alignment known - to be honored by the target default allocator. - (get_target_maximum_allowed_alignment): New function. Maximum alignment - we might accept for any type or object on the target. - (get_target_maximum_alignment): Now synonym of maximum_default_alignment - - * gigi.h (get_target_maximum_default_alignment): Declare new function. - (get_target_default_allocator_alignment): Likewise. - (get_target_maximum_allowed_alignment): Likewise. - - PR ada/19037 - * decl.c (gnat_to_gnu_entity) <object>: Except for the renaming of the - result of a function call, first try to use a stabilized reference for - a constant renaming too. - (validate_alignment): Use target_maximum_allowed_alignment instead of - MAX_OFILE_ALIGNMENT as the upper bound to what we accept. - (gnat_to_gnu_entity): Use common nodes directly. - (gnat_to_gnu_entity) <object>: Pick the values of the type to annotate - alignment and size for the object. - (lvalue_required_p): Handle N_Parameter_Association like N_Function_Call - and N_Procedure_Call_Statement. - (takes_address): Rename to lvalue_required_p, add third parameter - 'aliased' and adjust recursive calls. - <N_Indexed_Component>: Update 'aliased' from the array type. - <N_Selected_Component>: New case. - <N_Object_Renaming_Declaration>: New Likewise. - (Identifier_to_gnu): Adjust for above changes. - (maybe_stabilize_reference) <CONST_DECL>: New case. - - * utils2.c (build_binary_op) <ARRAY_RANGE_REF>: Look through conversion - between type variants. - (build_simple_component_ref): Likewise. - (build_call_alloc_dealloc): Use target_default_allocator_alignment - instead of BIGGEST_ALIGNMENT as the threshold to trigger the super - aligning type circuitry for allocations from the default storage pool. - (build_allocator): Likewise. - (build_simple_component_ref): Manually fold the reference for a - constructor if the record type contains a template. - - * utils.c (value_zerop): Delete. - (gnat_init_decl_processing): Emit debug info for common types. - (rest_of_record_type_compilation): If a union contains a field - with a non-constant qualifier, treat it as variable-sized. - (finish_record_type): Give the stub TYPE_DECL a name. - (rest_of_record_type_compilation): Likewise. - (convert) <CONSTRUCTOR>: New case. Build a new constructor if - types are equivalent array types. - (create_field_decl): Claim fields of any ARRAY_TYPE are addressable, - even if the type is not passed by reference. - (static_ctors, static_dtors): Delete. - (end_subprog_body): Do not record constructors and destructors. - (build_global_cdtor): Delete. - (gnat_write_global_declarations): Do not call build_global_cdtor. - - * lang-spARGET_VXWORKS_RTP is defined, append -mrtp when - -fRTS=rtp is specified. - If CONFIG_DUAL_EXCEPTIONS is 1, append -fsjlj when -fRTS=sjlj is - specified. - - * misc.c (gnat_init_gcc_eh): Use __gnat_eh_personality_sj for the name - of the personality function with SJLJ exceptions. - - * raise-gcc.c (PERSONALITY_FUNCTION): Use __gnat_eh_personality_sj for - the name of the personality function with SJLJ exceptions. - -2007-08-14 Robert Dewar <dewar@adacore.com> - Ed Schonberg <schonberg@adacore.com> - - * par.ads, par.adb: Improve handling of extra right parens. - (Par): Remove flag From_Limited_With_Clause. - - * par-util.adb, par-ch3.adb: Improve error recovery for bad constraint - Improve handling of extra right parens. - -2007-08-14 Robert Dewar <dewar@adacore.com> - - * par-tchk.adb (TF_Semicolon): Improve error recovery - -2007-08-14 Robert Dewar <dewar@adacore.com> - Ed Schonberg <schonberg@adacore.com> - - * sem_attr.ads, sem_attr.adb (Analyze_Attribute, case Value): For - enumeration type, mark all literals as referenced. - (Eval_Attribute, case 'Image): If the argument is an enumeration - literal and names are available, constant-fold but mark nevertheless as - non-static. - Clean up function names. - (Name_Modifies_Prefix): Rename to Name_Implies_Lvalue_Prefix. Clarify - comment. - (Requires_Simple_Name_Prefix): Removed. - -2007-08-14 Robert Dewar <dewar@adacore.com> - Ed Schonberg <schonberg@adacore.com> - - * sem_ch11.adb: Improved warnings for unused variables - - * sem_ch3.ads, sem_ch3.adb (Build_Derived_Record_Type): If the ancestor - is a synchronized interface, the derived type is limited. - (Analyze_Object_Declaration): Mark the potential coextensions in the - definition and expression of an object declaration node. - (Build_Derived_Type): For the completion of a private type declaration - with a derived type declaration, chain the parent type's representation - items to the last representation item of the derived type (not the - first one) if they are not present already. - (Analyze_Object_Declaration, Constant_Redeclaration): Allow incomplete - object declaration of forward references to tags. - (Access_Subprogram_Declaration): In Ada2005, anonymous access to - subprogram types can appear as access discriminants of synchronized - types. - (OK_For_Limited_Init_In_05): The initialization is legal is it is a call - given in prefixed form as a selected component. - (Process_Discriminants): If not all discriminants have defaults, place - error message on a default that is present. - (Analyze_Private_Extension_Declaration): Diagnose properly an attempt to - extend a synchronized tagged type. - Improved warnings for unused variables - (Is_Visible_Component): Fix a visibility hole on a component inherited - by a private extension when parent is itself declared as a private - extension, and the derivation is in a child unit. - (Find_Hidden_Interface): Move spec from the package body. - -2007-08-14 Robert Dewar <dewar@adacore.com> - Ed Schonberg <schonberg@adacore.com> - - * sem_ch5.adb: Improve warnings on redundant assignments - - * sem_util.ads, sem_util.adb: (Is_Variable): Add defense against junk - parameter - (Is_Synchronized_Tagged_Type): New subprogram that returns true - in case of synchronized tagged types (AARM 3.9.4 (6/2)). - (Safe_To_Capture_Value): Can now return True for constants, even if Cond - is set to False. Improves handling of Known_[Not_]Null. - (Wrong_Type): Special case address arithmetic attempt - (Collect_Abstract_Interfaces): Add new formal to allow collecting - abstract interfaces just using the partial view of private types. - (Has_Abstract_Interfaces): Add new formal to allow checking types - covering interfaces using the partial view of private types. - (Is_Fully_Initialized_Type): Special VM case for uTag component. This - component still needs to be defined in this case, but is never - initialized as VMs are using other dispatching mechanisms. - (Abstract_Interface_List): For a protected type, use base type to get - proper declaration. - Improve warnings on redundant assignments - (Is_Variable): Handle properly an implicit dereference of a prefixed - function call. - (Build_Actual_Subtype): If this is an actual subtype for an - unconstrained formal parameter, use the sloc of the body for the new - declaration, to prevent anomalises in the debugger. - -2007-08-14 Robert Dewar <dewar@adacore.com> - - * sem_elim.adb (Set_Eliminated): Ignore pragma Eliminate for - dispatching operation - -2007-08-14 Ed Schonberg <schonberg@adacore.com> - Gary Dismukes <dismukes@adacore.com> - - * exp_aggr.ads, - exp_aggr.adb (Convert_Aggr_In_Allocator): Use Insert_Actions to place - expanded aggregate code before allocator, and ahead of declaration for - temporary, to prevent access before elaboration when the allocator is - an actual for an access parameter. - (Is_Static_Dispatch_Table_Aggregate): Handle aggregates initializing - the TSD and the table of interfaces. - (Convert_To_Assignments): Augment the test for delaying aggregate - expansion for limited return statements to include the case of extended - returns, to prevent creation of an unwanted transient scope. - (Is_Static_Dispatch_Table_Aggregate): New subprogram. - (Expand_Array_Aggregate): Handle aggregates associated with - statically allocated dispatch tables. - (Expand_Record_Aggregate): Handle aggregates associated with - statically allocated dispatch tables. - (Gen_Ctrl_Actions_For_Aggr): Generate a finalization list for allocators - of anonymous access type. - -2007-08-14 Ed Schonberg <schonberg@adacore.com> - - * exp_ch5.adb (Expand_Assign_Array): If source or target of assignment - is a variable that renames a slice, use the variable itself in the - expannsion when the renamed expression itself may be modified between - the declaration of the renaming and the array assignment. - -2007-08-14 Jerome Guitton <guitton@adacore.com> - - * s-taprop-lynxos.adb, s-taprop-tru64.adb, s-taprop-irix.adb, - s-taprop-hpux-dce.adb, s-taprop-dummy.adb, s-taprop-solaris.adb, - s-taprop-vms.adb, s-taprop-posix.adb (Continue_Task, Stop_All_Tasks): - New functions; dummy implementations. - - * s-osinte-vxworks.ads (Task_Stop, Task_Cont, Int_Lock, Int_Unlock): New - functions, used to implement the multi-tasks mode routines on VxWorks. - - * s-osinte-vxworks.adb, s-osinte-vxworks6.adb (Task_Cont, Task_Stop): - New functions, thin - binding to the VxWorks routines which have changed between VxWorks 5 - and 6. - (Int_Lock, Int_Unlock): New function, thin binding to kernel routines - which are not callable from a RTP. - - * s-taprop-vxworks.adb (Stop_All_Tasks, Continue_Task): New functions, - implemented for the multi-tasks mode on VxWorks 5 and 6. - - * s-taprop.ads (Stop_All_Tasks, Continue_Task): New functions. - - * s-tasdeb.ads, s-tasdeb.adb (Continue_All_Tasks, Stop_All_Tasks): New - functions. - -2007-08-14 Vincent Celier <celier@adacore.com> - - * clean.adb, fmap.adb, sinput-p.adb, sinput-p.ads, gnatcmd.adb, - gnatname.adb, makeutl.ads, makeutl.adb, makegpr.adb, mlib-tgt-vms.adb - mlib-tgt-darwin.adb, mlib-tgt-lynxos.adb, mlib-prj.adb, mlib-tgt.adb, - mlib-tgt.ads, mlib-tgt-irix.adb mlib-tgt-hpux.adb, mlib-tgt-linux.adb, - mlib-tgt-solaris.adb, mlib-tgt-vms-alpha.adb, mlib-tgt-vms-ia64.adb, - mlib-tgt-mingw.adb, mlib-tgt-vxworks.adb, mlib-tgt-aix.adb, - mlib-tgt-tru64.adb, mlib.ads, mlib.adb (Create_Sym_Links): New - procedure. - (Major_Id_Name): New function. - mlib-tgt.ads/mlib.tgt.adb: - (Library_Major_Minor_Id_Supported): New function, default returns True - Most mlib-tgt-*.adb that support shared libraries and symbolic links: - (Build_Dynamic_Library): Add support for major/minor ids for shared libs - Other mlib-tgt-*.adb (aix, mingw, vms, vxworks, xi): - Implementation of Library_Major_Minor_Id_Supported returns False - clean.adb: - (Clean_Library_Directory): If major/minor ids are supported, clean all - library files. - Major update of the Project Manager and of the project aware tools, - including gprmake, so that the same sources in the GNAT repository - can be used by gprbuild. - -2007-08-14 Olivier Hainque <hainque@adacore.com> - - * system-solaris-x86.ads (ZCX_By_Default): Switch to True. - (GCC_ZCX_Support): Switch to True. - - * s-intman-solaris.adb (Notify_Exception): Call - Adjust_Context_For_Raise before raising, as expected for signal - handlers in general. - - * s-intman-posix.adb (Notify_Exception): Remove declaration of - Adjust_Context_For_Raise, moved to the spec of this unit to be visible - to other implementation bodies. - - * s-intman.ads (Adjust_Context_For_Raise): Declare and import here, to - be visible by multiple implementation bodies. - - * init.c [VMS section] (__gnat_handle_vms_condition): Adjust context - only for conditions coming from hardware. - [alpha-tru64 section] (__gnat_adjust_context_for_raise): Implement, - adjustments to signal context prior to exception raise from signal - handler. - (__gnat_map_signal for VxWorks): Map SIGSEGV to Storage_Error in RTP - mode. - Solaris section: (__gnat_adjust_context_for_raise): New function. - Implementation of the machine context adjustments to perform prior to - raise from a signal handler. Version for both sparc and x86. - (HAVE_GNAT_ADJUST_CONTEXT_FOR_RAISE): Define. - (__gnat_error_handler): Expect a third argument, ucontext_t *. Adjust it - prior to raising as expected for any handler, before possible nested - faults to make sure all the contexts in a chain have been adjusted by - the time we propagate. - -2007-08-14 Pascal Obry <obry@adacore.com> - - * s-osinte-mingw.ads: Add support for Ada.Execution_Time on Windows. - (SYSTEM_INFO): New record. - (SetThreadIdealProcessor): New imported routine needed for supporting - task_info pragma on Windows. - - * s-taprop-mingw.adb (Enter_Task): Check if CPU number given in task - info can be applied to the current host. - (Create_Task): Set the ideal processor if information is present. - - * s-tasinf-mingw.adb, s-tasinf-mingw.ads, - a-exetim-mingw.adb, a-exetim-mingw.ads: New files. - -2007-08-14 Olivier Hainque <hainque@adacore.com> - - * s-taprop-linux.adb (Get_Stack_Attributes): New subprogram. Fetch the - stack size and initial stack pointer value for a given task. - (Enter_Task): Get the stack attributes of the task we are entering and - let the stack checking engine know about them. - - * s-stchop.adb, s-stchop.ads (Notify_Stack_Attributes): New subprogram. - Let the stack-checking engine know about the initial sp value and stack - size associated with the current task. - (Set_Stack_Info): If a stack base has been notified for the current - task, honor it. Fallback to the previous less accurate method otherwise. - - * s-stchop-vxworks.adb (Notify_Stack_Attributes): Dummy body. - -2007-08-14 Ed Schonberg <schonberg@adacore.com> - - * sem_ch10.adb: Create a limited view of an incomplete type, to make - treatment of limited views uniform for all visible declarations in a - limited_withed package. - Set flag indicating that a subprogram body for a child unit has a - generated spec. - (Analyze_Compilation_Unit): If unit is a subprogram body that has no - separate declaration, remove the unit name from visibility after - compilation, so that environment is clean for subsequent compilations. - (Install_Limited_Context_Clauses): Do not install a - limited_private_with_clause unless the current unit is a body or a - private child unit. - (Analyze_Subunit, Install_Parents): Treat generic and non-generic units - in the same fashion. - (Install_Limited_Withed_Unit): Do not install a limited with clause if - it applies to the declaration of the current package body. - (Remove_Private_With_Clauses): If there is a regular with_clause for - the unit, delete Private_With_Clause from context, to prevent improper - hiding when processing subsequent nested packages and instantiations. - -2007-08-14 Jose Ruiz <ruiz@adacore.com> - - * adaint.c (__gnat_is_absolute_path): For VxWorks systems we accept - dir/file, device:/dir/file, and device:drive_letter:/dir/file as - representing absolute path names. - __gnat_set_file_time_name [VMS]: Fix some 64/32 bit issues. - - * cstreams.c (__gnat_full_name for VxWorks): Use - __gnat_is_absolute_path to detect whether we need to add the current - directory to normalize the path. - -2007-08-14 Javier Miranda <miranda@adacore.com> - - * a-tags.ads, - a-tags.adb (Displace): Associate a message with the raised CE - exception. - (To_Addr_Ptr, To_Address, To_Dispatch_Table_Ptr, - To_Object_Specific_Data_Ptr To_Predef_Prims_Ptr, - To_Tag_Ptr, To_Type_Specific_Data_Ptr): Moved here from the package - spec. - (Default_Prim_Op_Count): Removed. - (IW_Membership, Get_Entry_Index, Get_Offset_Index, Get_Prim_Op_Kind, - Register_Tag, Set_Entry_Index, Set_Offset_To_Top, Set_Prim_Op_Kind): - Remove pragma Inline_Always. - - * rtsfind.ads (Default_Prim_Op_Count): Removed - (Max_Predef_Prims): New entity - (RE_Expanded_Name): Removed - (RE_HT_Link): Removed - (RE_Iface_Tag): Remmoved - (RE_Ifaces_Table): Removed - (RE_Interfaces_Array): Removed - (RE_Interface_Data_Element): Removed - (RE_Nb_Ifaces): Removed - (RE_RC_Offset): Removed - (RE_Static_Offset_To_Top): Removed - - * exp_atag.ads, exp_atag.adb (Build_Inherit_Prims): Addition of a new - formal. - (Build_Inherit_Predefined_Prims): Replace occurrences of Default_ - Prim_Op_Count by Max_Predef_Prims. - -2007-08-14 Thomas Quinot <quinot@adacore.com> - Vincent Celier <celier@adacore.com> - - * binde.adb (Elab_All_Links): Remove unnecessary call to - Generic_Separately_Compiled (if a unit satisfies this predicate, there - won't be an associated Afile). - (Elab_All_Links): Fail if a referenced unit cannot be found - - * bindgen.adb: - Fix comments in bindgen regarding consistency checks done in Bcheck: - the checks are made across units within a partition, not across several - partitions. - Fix generation of C binder file for VxWorks. - - * lib.ads, lib.adb (Generic_Separately_Compiled): Rename to - Generic_May_Lack_ALI, more descriptive of the current use of the - predicate, and update documentation. - - * lib-writ.ads, lib-writ.adb (Write_With_Lines): Minor code - reorganization and documentation update for the case of predefined - library generics (for which we do not reference an Afile). - -2007-08-14 Robert Dewar <dewar@adacore.com> - - * s-intman-irix.adb, s-osinte-irix.adb, s-osinte-irix.ads, - s-proinf-irix-athread.ads, s-osinte-hpux-dce.adb, s-osinte-hpux-dce.ads, - s-parame-hpux.ads, s-intman-dummy.adb, s-tasinf-solaris.adb, - s-tasinf-solaris.ads, s-asthan-vms-alpha.adb, s-inmaop-vms.adb, - s-intman-vms.adb, s-intman-vms.ads, s-osprim-mingw.adb, - s-parame-vms-restrict.ads, s-parame-ae653.ads, s-intman-vxworks.ads, - s-intman-vxworks.ads, s-intman-vxworks.adb, s-parame-vxworks.ads, - s-tfsetr-vxworks.adb, s-interr.adb, s-interr.ads, a-tasatt.adb, - exp_ch13.adb, s-htable.ads, s-imgboo.ads, s-imglli.ads, s-imgllu.ads, - s-imguns.ads, g-eacodu.adb, par-ch12.adb, s-stache.ads, s-stausa.adb, - s-poosiz.adb, s-parame.ads, s-mastop.ads, s-osinte-darwin.ads, - a-chtgke.adb, s-asthan-vms-alpha.adb, s-parame-vms-alpha.ads, - s-parame-vms-ia64.ads, s-parame-vxworks.adb, s-except.ads, - g-altcon.adb: Minor reformatting - - ada-tree.h: Delete empty line. - - ali.ads: Minor reformatting - Clarification of comments. - Minor spelling correction - - * exp_dbug.adb: Add Warnings Off to suppress new warning - - * a-witeio.adb (Write): Add Warnings (Off) for unneeded IN OUT mode - formal - - * a-strunb.adb (Set_Unbounded_String): Avoid memory leak by freeing old - value - - * a-textio.adb (Write): Remove an unnecessary IN OUT mode from - - * a-textio.ads: Reorder the standard input/output/error declarations - for consistency. - - * g-dirope.adb, g-dirope.ads: Change Dir to mode IN for Open call - - * par-ch2.adb: Recognize RM specially in errout - Change 'R'M to RM in all error messages - - * scng.adb: Recognize RM specially in errout - - * sem.ads, sem.adb, exp_strm.adb, exp_ch5.ads, expander.adb: Rename - N_Return node to be N_Simple_Return, to reflect Ada 2005 terminology. - - * s-direio.adb: Add missing routine header box. - - * sem_attr.ads: Add ??? comments - - * sem_eval.adb: Recognize RM specially in errout - Change 'R'M to RM in all error messages - - * sem_maps.adb, sem_maps.ads: Remove some unnecessary IN OUT modes - - * s-tasinf.ads: Fix minor comment typo. - - * a-cihama.adb: Minor comment addition - - * a-ztexio.adb (Write): Add Warnings (Off) for unneeded IN OUT mode - formal - - * s-tasinf-tru64.ads: Fix minor comment typo. - - * itypes.ads: Comment update. - - * ali-util.adb: Remove Generic_Separately_Compiled guard, not needed - anymore. - - * argv.c: Added protection against null gnat_argv and gnat_envp. - - * bcheck.adb (Check_Consistency): Use correct markup character ({) in - warning message when Tolerate_Consistency_Errors is True. - - * cstand.adb (Create_Standard): Do not call Init_Size_Alignment for - Any_Id, as this subprogram is only applicable to *type* entities (it - sets RM_Size). Instead initialize just Esize and Alignment. - -2007-08-14 Bob Duff <duff@adacore.com> - - * a-cihama.ads, a-cidlli.ads, a-chtgop.ads, a-chtgop.adb, a-cdlili.ads, - a-cihase.adb, a-cihase.ads, a-cohase.adb, a-cohase.ads, a-ciorma.ads, - a-coorma.ads, a-ciormu.ads, a-coormu.ads, a-ciorse.ads, a-cohama.ads, - a-cohata.ads, a-convec.adb, a-coinve.ads, a-coinve.adb, a-convec.ads, - a-coorse.ads (Next): Applied pragma Inline. - Make all Containers packages Remote_Types (unless they are already - Pure). - (Previous): applied pragma Inline - (Elements_Type): is now a record instead of an array - -2007-08-14 Thomas Quinot <quinot@adacore.com> - - * table.adb, g-table.adb, g-dyntab.adb (Append): Reimplement in terms - of Set_Item. - (Set_Item): When the new item is an element of the currently allocated - table passed by reference, save a copy on the stack if we're going - to reallocate. Also, in Table.Set_Item, make sure we test the proper - variable to determine whether to call Set_Last. - - * sinput-d.adb, sinput-l.adb, stringt.adb, switch-m.adb, - symbols-vms.adb, symbols-processing-vms-alpha.adb, - symbols-processing-vms-ia64.adb, sem_elab.adb, repinfo.adb: Replace - some occurrences of the pattern - T.Increment_Last; - T.Table (T.Last) := Value; - with a cleaner call to - T.Append (Value); - -2007-08-14 Ed Schonberg <schonberg@adacore.com> - Gary Dismukes <dismukes@adacore.com> - Thomas Quinot <quinot@adacore.com> - - * sem_ch12.ads, sem_ch12.adb (Instantiate_Type): If the formal is a - derived type with interface progenitors use the analyzed formal as the - parent of the actual, to create renamings for all the inherited - operations in Derive_Subprograms. - (Collect_Previous_Instances): new procedure within of - Load_Parent_Of_Generic, to instantiate all bodies in the compilation - unit being loaded, to ensure that the generation of global symbols is - consistent in different compilation modes. - (Is_Tagged_Ancestor): New function testing the ancestor relation that - takes progenitor types into account. - (Validate_Derived_Type_Instance): Enforce the rule of 3.9.3(9) by - traversing over the primitives of the formal and actual types to locate - any abstract subprograms of the actual type that correspond to a - nonabstract subprogram of the formal type's ancestor type(s), and issue - an error if such is found. - (Analyze_Package_Instantiation, Analyze_Subprogram_Instantiation, - Instantiate_Package_Body, Instantiate_Subprogram_Body): - Remove bogus guard around calls to Inherit_Context. - (Reset_Entity): If the entity is the selector of a selected component - that denotes a named number, propagate constant-folding to the generic - template only if the named number is global to the generic unit. - (Set_Instance_Env): Only reset the compilation switches when compiling - a predefined or internal unit. - -2007-08-14 Ed Schonberg <schonberg@adacore.com> - - * sem_ch4.adb (Try_Class_Wide_Operation): use base type of first - parameter to determine whether operation applies to the prefix. - (Complete_Object_Operation): If actual has an access type and - controlling formal is not an in_parameter, reject the actual if it is - an access_to_constant type. - (Try_Primitive_Operation): If the type of the prefix is a formal tagged - type, the candidate operations are found in the scope of declaration of - the type, because the type has no primitive subprograms. - (Analyze_Selected_Component): If prefix is class-wide, and root type is - a private extension, only examine visible components before trying to - analyze as a prefixed call. - Change Entity_List to Type_To_Use, for better readability. - (Has_Fixed_Op): Use base type when checking whether the type of an - operator has a user-defined multiplication/division - (Check_Arithmetic_Pair): Use Ada 2005 rules to remove ambiguities when - user-defined operators are available for fixed-point types. - -2007-08-14 Thomas Quinot <quinot@adacore.com> - Ed Schonberg <schonberg@adacore.com> - - * sem_cat.ads, sem_cat.adb (Has_Stream_Attribute_Definition): New - formal At_Any_Place indicating, when True, that we want to test for - availability of the stream attribute at any place (as opposed to the - current visibility context only). - (Missing_Read_Write_Attributes): A stream attribute is missing for the - purpose of enforcing E.2.2(8) only if it is not available at any place. - Take into account the Ada2005 pragma Has_Preelaborable_Initialization - when checking the legality of an extension aggregate in a preelaborable - package. Treat the literal null as a valid default expression in a - component declaration for a type with preelaborable initialization. - A limited interface is a legal progenitor for the designated type of a - remote access to class-wide type. - -2007-08-14 Thomas Quinot <quinot@adacore.com> - Ed Schonberg <schonberg@adacore.com> - - * sem_ch8.ads, sem_ch8.adb (Find_Type, case of a 'Base attribute - reference): Use correct entity as denoted entity for the selector of - the rewritten node. - (Find_Direct_Name): Add comment about Generate_Reference incorrectly - setting the Referenced_As_LHS flag for entities that are implicitly - dereferenced. - (Find_Type): If the type is an internally generated incomplete type, - mark the full view as referenced, to prevent spurious warnings. - (Find_Selected_Component, Has_Components): Handle properly non-limited - views that are themselves incomplete types. - Handle interfaces visible through limited-with clauses. - (Analyze_Subprogram_Renaming): Disambiguate and set the entity of a - subprogram generic actual for which we have generated a renaming. - Warn when the renaming introduces a homonym of - the renamed entity, and the renamed entity is directly visible. - -2007-08-14 Ed Schonberg <schonberg@adacore.com> - Hristian Kirtchev <kirtchev@adacore.com> - - * sem_res.adb (Resolve_Allocator): Propagate any coextensions that - appear in the subtree to the current allocator if it is not a static - coextension. - (Resolve_Allocator): Perform cleanup if resolution has determined that - the allocator is not a coextension. - (Resolve): Skip an interpretation hidden by an abstract operator only - when the type of the interpretation matches that of the context. - (Resolve): When looping through all possible interpretations of a node, - do not consider those that are hidden by abstract operators. - (Resolve_Actuals): When verifying that an access to class-wide object - is an actual for a controlling formal, ignore anonymous access to - subprograms whose return type is an access to class_wide type. - (Resolve_Slice): If the prefix of the slice is a selected component - whose type depends on discriminants, build its actual subtype before - applying range checks on the bounds of the slice. - (Valid_Conversion): In an instance or inlined body, compare root types, - to prevent anomalies between private and public views. - (Resolve): Improve error message for ambiguous fixed multiplication - expressions that involve universal_fixed multiplying operations. - -2007-08-14 Javier Miranda <miranda@adacore.com> - Hristian Kirtchev <kirtchev@adacore.com> - - * exp_ch9.adb (Build_Protected_Entry): Propagate the original source - location to allow the correct generation of errors in case of - restrictions applied to the expanded code. - (Expand_Entry_Barrier): Remove all generated renamings for a barrier - function if the condition does not reference them. - (Expand_Entry_Body_Declarations): Mark the index constant as having a - valid value. - -2007-08-14 Thomas Quinot <quinot@adacore.com> - Pablo Oliveira <oliveira@adacore.com> - - * exp_dist.adb (PolyORB_Support.Build_TypeCode_Function): When creating - typecode parameters for a union (in a variant record), remove - extraneous layer of Any wrapping for member label. - (Expand_Receiving_Stubs_Bodies): For an RCI package body that has - elabration statements, register the package with the name server - at the beginning, not at the end, of the elaboration statements so - that they can create remote access to subprogram values that designate - remote subprograms from the package. - -2007-08-14 Hristian Kirtchev <kirtchev@adacore.com> - - * g-catiio.adb (Image): For the case of %s, use Ada.Calendar.Time - values to compute the number of seconds since the Unix Epoc in order to - account for Daylight Savings Time. Perform special processing for dates - that are earlier than the Unix Epoc to obtain a negative number. - -2007-08-14 Emmanuel Briot <briot@adacore.com> - - * g-comlin.adb (Getopt): Fix handling of "*" switch when not collapsing - switches. - -2007-08-14 Eric Botcazou <ebotcazou@adacore.com> - - * gnatlink.adb (Gnatlink): Pass switches to the linker even if the - binder-generated file is not in Ada. - Pass -mrtp to the linker if it is GCC and --RTS=rtp has been - recorded in the ALI file. - Pass -fsjlj to the linker if it is GCC and --RTS=sjlj has been recorded. - -2007-08-14 Vincent Celier <celier@adacore.com> - - * gnatls.adb: (Corresponding_Sdep_Entry): Always return a value - (Output_Source): Do nothing if parameter is No_Sdep_Id - - * make.adb (Gnatmake): Do not rebuild an archive simply because a - shared library it imports has a later time stamp. - (Check): Resolve the symbolic links in the path name of the object - directory. - Check that the ALI file is in the correct object directory - Check if a file name does not correspond to the mapping of units - to file names. - (Display_Version): New procedure - (Initialize): Process switches --version and --help - Use type Path_Name_Type for path name - -2007-08-14 Paul Hilfinger <hilfinger@adacore.com> - - * impunit.adb: Re-organize System.Random_Numbers and - GNAT.Random_Numbers and add to builds. - - * Makefile.rtl: Add s-rannum.ad* and g-rannum.ad*, a-assert* - - * s-rannum.ads, s-rannum.adb, g-rannum.ads, g-rannum.adb: New files. - - * a-assert.ads, a-assert.adb: New files. - -2007-08-14 Gary Dismukes <dismukes@adacore.com> - - * layout.adb (Layout_Type): In the case of access-to-subprogram types, - if AAMP_On_Target is True, then the size of the type encompasses two - addresses (a static link and a subprogram address), except in the case - of library-level access types. - -2007-08-14 Vincent Celier <celier@adacore.com> - - * output.ads, output.adb (Write_Eol): Remove trailing spaces before - writing the line. - (Write_Eol_Keep_Blanks): New procedure to write a line, including - possible trailing spaces. - (Output_Source_Line): Call Write_Eol_Keep_Blanks to output a source line - -2007-08-14 Javier Miranda <miranda@adacore.com> - - * par-ch6.adb (P_Formal_Part): Fix wrong error message associated with - null-excluding access types. - -2007-08-14 Javier Miranda <miranda@adacore.com> - - * sem_ch9.adb (Check_Interfaces): New subprogram that factorizes code - that is common to Analyze_Protected_Type and Analyze_Task_Type. In case - of private types add missing check on matching interfaces in the - partial and full declarations. - (Analyze_Protected_Type): Code cleanup. - (Analyze_Task_Type): Code cleanup. - -2007-08-14 Javier Miranda <miranda@adacore.com> - - * sem_disp.adb (Check_Dispatching_Operation): Do not emit warning on a - generated interface thunk. - -2007-08-14 Ed Schonberg <schonberg@adacore.com> - - * s-ficobl.ads: Declare AFCB as a tagged incomplete type, to prevent - obsolescent warning on application of 'Class to an incomplete type. - - * s-finroo.ads: Declare Root_Controlled as a tagged incomplete type, to - prevent obsolescent warning on application of 'Class to an incomplete - type. - -2007-08-14 Pascal Obry <obry@adacore.com> - - * s-fileio.adb (Is_Open): Add check for usability of the underlying - file stream. - -2007-08-14 Cyrille Comar <comar@adacore.com> - - * s-finimp.adb (Detach_From_Final_List): make this procedure idempotent - since it is potentially used in cases implying double finalization of - the same object. - -2007-08-14 Jose Ruiz <ruiz@adacore.com> - - * s-tasini.adb (Get_Stack_Info): Move this function to - System.Soft_Links.Tasking because it is common to the full and the - restricted run times. - (Init_RTS): Do not set the Get_Stack_Info soft link because it is done - in SSL.Tasking.Init_Tasking_Soft_Links. - - * s-solita.adb (Get_Stack_Info): Function moved from - System.Tasking.Initialization because it is common to the full and the - restricted run times. - (Init_Tasking_Soft_Links): Set the tasking soft link for Get_Stack_Info. - -2007-08-14 Arnaud Charlet <charlet@adacore.com> - - * s-tpobop.ads, s-tpobop.adb, s-tasren.ads, s-tasren.adb, - s-taskin.ads (Requeue_With_Abort): Rename field With_Abort. - (PO_Do_Or_Queue, Task_Do_Or_Queue, Requeue_Call): Remove With_Abort - parameter. - - * s-tassta.adb (Task_Wrapper): Increased value of the small overflow - guard to 12K. - -2007-08-14 Gary Dismukes <dismukes@adacore.com> - - * s-veboop.adb (SU): New named number initialized to - System.Storage_Unit. - (True_Val): The initialization expression is revised to use SU (= - Storage_Unit) rather than assuming 8 for the component size of an - unpacked Boolean array. - -2007-08-14 Tristan Gingold <gingold@adacore.com> - - * tracebak.c: Use tb-ivms.c on OpenVMS Itanium. - - * tb-ivms.c: New file. - - * g-trasym-vms-ia64.adb: Fixed for OpenVMS version 8.2 - -2007-08-14 Geert Bosch <bosch@adacore.com> - - * i-forbla.ads, i-forbla.adb, a-ngcoar.adb, a-ngcoar.ads, i-forlap.ads, - s-gearop.adb, s-gecobl.adb, s-gecobl.ads, s-gerela.adb, s-gerela.ads: - Add required linker pragmas for automatically linking with the gnalasup - linear algebra support library, and the systems math library. - Rename cdot to cdotu and zdot to zdotu. - Update header comment to describe purpose of package. - -2007-08-14 Thomas Quinot <quinot@adacore.com> - - * exp_ch7.adb (Find_Final_List): For an anonymous access type that has - an explicitly specified Associated_Final_Chain, use that list. - (Expand_N_Package_Body): Build dispatch tables of library level tagged - types. - (Expand_N_Package_Declaration): Build dispatch tables of library level - tagged types. Minor code cleanup. - -2007-08-14 Vincent Celier <celier@adacore.com> - - * gnatchop.adb (Terminate_Program): Remove exception and use - Types.Terminate_Program instead. - - * osint.ads, osint.adb (Current_Exit_Status): New global variable - (Find_Program_Name): Added protection against empty name. - (OS_Exit_Through_Exception): New procedure - - * s-os_lib.ads, s-os_lib.adb (OS_Exit): New procedure body - (OS_Exit_Default): New procedure that contains the previous - implementation of procedure OS_Exit. - (Final_Value): Remove obsolete Interix stuff. - -2007-08-14 Thomas Quinot <quinot@adacore.com> - - * g-socket.ads: Reorganize example code so that it also works on - Windows XP. - -2007-08-14 Tristan Gingold <gingold@adacore.com> - - * g-trasym.ads: AIX now supports symbolic backtraces. - -2007-08-14 Ed Schonberg <schonberg@adacore.com> - - * lib-load.adb (From_Limited_With_Chain): Always scan the stack of - units being loaded to detect circularities. A circularity may be - present even if the current chain of pending units to load starts from - a limited_with_clause. - - * lib-load.ads: Change profile of Load_Unit to use a with_clause - rather than a boolean flag, in order to detect circularities in - with_clauses. - - * par-load.adb: Use current with_clause in calls to Load_Unit, rather - than propagating the From_Limited_With flag, in order to handle - properly circularities involving with_clauses. - -2007-08-14 Nicolas Setton <setton@adacore.com> - - * link.c (FreeBSD): Add "const" keyword where needed, to eliminate - warnings. - -2007-08-14 Arnaud Charlet <charlet@adacore.com> - - * Makefile.in: GNATRTL_LINEARALGEBRA_OBJS: New variable holding objects - to build for libgnala. - libgnat: Add rules to build libgnala.a - (LIBGNAT_TARGET_PAIRS for VxWorks): Remove s-osinte-vxworks.adb from - target pairs of the VxWorks 6 kernel runtime, use it only for VxWorks 5. - Add s-osinte-vxworks-kernel.adb to the target pairs of the - kernel run-time lib for VxWorks 6, which would provide a different - implementation for Task_Cont and Task_Stop than the VxWorks 5 version. - x86-solaris section (EH_MECHANISM): Set to -gcc, as this port is now - running ZCX by default. - Add g-sttsne-locking to LynxOS version. - Remove g-sttsne-vxworks.ads; use g-sttsne-locking.ads instead. - On x86/darwin, use a-numaux-x86.ad? and system-darwin-x86.ads. - - * system-darwin-x86.ads: New file. - - * Make-lang.in: Delete files before copying onto them, so if they are - read-only, the copy won't fail. - Update dependencies - -2007-08-14 Pascal Obry <obry@adacore.com> - - * mdll-fil.adb, * mdll.adb: Implement a more consistent libraries - naming scheme. - -2007-08-14 Vincent Celier <celier@adacore.com> - - * mlib-utl.adb (Gcc_Name): Change from constant String to String_Access - (Gcc): Initialize Gcc_Name at the first call - -2007-08-14 Ed Schonberg <schonberg@adacore.com> - - * sem_ch7.adb (Analyze_Package_Specification): Do not install private - with_clauses of the enclosing unit when analyzing the package - specification of a nested instance. - -2007-08-14 Hristian Kirtchev <kirtchev@adacore.com> - - * sinfo.ads, sinfo.adb (Is_Coextension, Set_Is_Coextension): Removed. - (Is_Dynamic_Coextension, Set_Is_Dynamic_Coextension): New routines. - Remove flag Is_Coextension. Add flag Is_Dynamic_Coextension. Update the - layout of N_Allocator. - -2007-08-14 Thomas Quinot <quinot@adacore.com> - - * rtsfind.adb (Check_RPC): Add PCS version check. - - * gnatvsn.ads, gnatvsn.adb: Add PCS version. - (Gnat_Free_Software): New function. - - * sem_dist.ads, sem_dist.adb (Get_PCS_Version): New subprogram. Returns - the PCS_Version value from s-parint, used to check that it is consistent - with what exp_dist expects. - - * s-parint.ads (PCS_Version): New entity for checking consistency - between exp_dist and PCS. - - * gen-soccon.c: (SO_REUSEPORT): New constant. - -2007-08-14 Hristian Kirtchev <kirtchev@adacore.com> - - * a-calfor.adb (Image (Duration; Boolean)): Change type of local - variable Sub_Second to Duration in order to accomodate a larger range - of arithmetic operations. - -2007-08-14 Bob Duff <duff@adacore.com> - - * g-sttsne-locking.ads: Move comments from spec to body. - * g-sttsne-locking.adb: Move comments from spec to body. - * g-sttsne-vxworks.ads: Removed. - * g-sttsne-vxworks.adb: Removed. - -2007-08-11 Ian Lance Taylor <iant@google.com> - - * misc.c (gnat_get_alias_set): Change return type to - alias_set_type. - -2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> - - * decl.c, utils2.c: Fix whitespace in last change. - -2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> - - * decl.c (compare_field_bitpos): Constify. - * utils2.c (compare_elmt_bitpos): Likewise. - -2007-07-27 Aurelien Jarno <aurelien@aurel32.net> - - * s-osinte-kfreebsd-gnu.ads ((sigset_t_ptr): Removed, replaced by - anonymous access type. - (pthread_sigmask): Now take an access sigset_t. - -2007-07-05 Joel Sherrill <joel.sherrill@oarcorp.com> - - * s-osinte-rtems.ads: Correct prototype of pthread_sigmask. - -2007-06-21 Eric Botcazou <ebotcazou@adacore.com> - - PR tree-optimization/25737 - * misc.c (gnat_post_options): Do not force flag_tree_salias to 0. - -2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com> - - * trans.c (Attribute_to_gnu): When subtracting an - offset from a pointer, use POINTER_PLUS_EXPR with - NEGATE_EXPR instead of MINUS_EXPR. - (gnat_to_gnu): Likewise. - * utils.c (convert): When converting between - thin pointers, use POINTER_PLUS_EXPR and sizetype - for the offset. - * utils2.c (known_alignment): POINTER_PLUS_EXPR - have the same semantics as PLUS_EXPR for alignment. - (build_binary_op): Add support for the semantics of - POINTER_PLUS_EXPR's operands. - When adding an offset to a pointer, use POINTER_PLUS_EXPR. - -2007-06-11 Rafael Ávila de Espíndola <espindola@google.com> - - * trans.c (Attribute_to_gnu): Use signed_or_unsigned_type_for instead - of get_signed_or_unsigned_type. - * misc.c (LANG_HOOKS_SIGNED_TYPE): Remove. - -2007-06-11 Bob Duff <duff@adacore.com> - Thomas Quinot <quinot@adacore.com> - - * g-stsifd-sockets.adb (Create): Work around strange behavior of - 'bind' on windows that causes 'connect' to fail intermittently, by - retrying the 'bind'. - (GNAT.Sockets.Thin.Signalling_Fds): New procedure Close. - -2007-06-10 Duncan Sands <baldrick@free.fr> - - * decl.c (gnat_to_gnu_entity): Use pointers to dummy nodes, rather - than to void, for the fields when making a new fat pointer type. - (gnat_substitute_in_type): Now substitute_in_type. - * gigi.h (gnat_substitute_in_type): Likewise. Adjust recursive calls. - * trans.c (gnat_gimplify_expr): Remove COMPONENT_REF kludge. - * utils.c (update_pointer_to): Update fat pointers by updating the - dummy node pointers used for the fields. - -2007-06-06 Thomas Quinot <quinot@adacore.com> - Bob Duff <duff@adacore.com> - - * g-soccon-freebsd.ads, g-soccon-vxworks.ads:, - g-soccon-aix.ads, g-soccon-irix.ads, g-soccon-hpux.ads, - g-soccon-solaris.ads, g-soccon-vms.ads, g-soccon-tru64.ads: Add new - constant Thread_Blocking_IO, always True by default, set False - on a per-runtime basis. - (Need_Netdb_Buffer): New constant. - - * g-stheme.adb, g-sttsne.ads, g-sttsne-locking.ads, - g-sttsne-locking.adb, g-sttsne-vxworks.ads, g-sttsne-vxworks.adb: New - files. - - * g-socthi-vxworks.ads, g-socthi-vxworks.adb, - g-socthi-vms.ads, g-socthi-vms.adb (Safe_Gethostbyname, - Safe_Gethostbyaddr, Safe_Getservbyname, Safe_Getservbyport): Use new - child package Task_Safe_NetDB - (Host_Error_Messages): Add stub body. - (GNAT.Sockets.Thin.Signalling_Fds): New procedure Close. - - * g-soccon-mingw.ads: Add Windows-specific constants. - (Need_Netdb_Buffer): New constant. - (GNAT.Sockets.Thin.C_Inet_Addr, Windows version): Remove useless Ada - wrapper and import inet_addr(3) from the standard sockets library - directly instead. - (In_Addr): Add alignment clause. - (GNAT.Sockets.Thin.Signalling_Fds): New procedure Close. - -2007-06-06 Robert Dewar <dewar@adacore.com> - - * a-taster.adb, s-osinte-hpux.ads, s-osinte-solaris-posix.ads, - s-osinte-irix.ads, s-interr-sigaction.adb, s-mastop-irix.adb, - s-osinte-hpux-dce.ads, s-osinte-interix.ads, s-osinte-solaris.ads, - s-taspri-solaris.ads, s-inmaop-vms.adb, s-interr-vms.adb, - s-mastop-vms.adb, s-osinte-vms.ads, s-tpopde-vms.adb, - s-osinte-mingw.ads, s-interr-vxworks.adb, i-cstrea-vms.adb, - a-diocst.adb, a-direio.adb, a-interr.adb, a-sequio.adb, a-siocst.adb, - a-ssicst.adb, a-storio.adb, a-ststio.adb, a-stwima.adb, a-tasatt.adb, - a-taside.adb, a-tiocst.adb, a-witeio.adb, a-wtcstr.adb, g-crc32.adb, - g-dirope.adb, g-dyntab.adb, g-memdum.adb, g-regexp.adb, g-spipat.adb, - g-spitbo.adb, g-string.adb, g-string.ads, g-table.adb, g-thread.adb, - i-cobol.adb, i-cpoint.adb, i-cstrea.adb, i-cstrin.adb, i-pacdec.adb, - s-addima.adb, s-arit64.adb, s-auxdec.adb, s-auxdec.ads, - s-auxdec-vms_64.ads, s-carsi8.adb, s-carun8.adb, s-casi16.adb, - s-casi32.adb, s-casi64.adb, s-caun16.adb, s-caun32.adb, s-caun64.adb, - s-direio.adb, s-fileio.adb, s-finimp.ads, s-geveop.adb, s-imgenu.adb, - s-pack03.adb, s-pack05.adb, s-pack06.adb, s-pack07.adb, s-pack09.adb, - s-pack10.adb, s-pack11.adb, s-pack12.adb, s-pack13.adb, s-pack14.adb, - s-pack15.adb, s-pack17.adb, s-pack18.adb, s-pack19.adb, s-pack20.adb, - s-pack21.adb, s-pack22.adb, s-pack23.adb, s-pack24.adb, s-pack25.adb, - s-pack26.adb, s-pack27.adb, s-pack28.adb, s-pack29.adb, s-pack30.adb, - s-pack31.adb, s-pack33.adb, s-pack34.adb, s-pack35.adb, s-pack36.adb, - s-pack37.adb, s-pack38.adb, s-pack39.adb, s-pack40.adb, s-pack41.adb, - s-pack42.adb, s-pack43.adb, s-pack44.adb, s-pack45.adb, s-pack46.adb, - s-pack47.adb, s-pack48.adb, s-pack49.adb, s-pack50.adb, s-pack51.adb, - s-pack52.adb, s-pack53.adb, s-pack54.adb, s-pack55.adb, s-pack56.adb, - s-pack57.adb, s-pack58.adb, s-pack59.adb, s-pack60.adb, s-pack61.adb, - s-pack62.adb, s-pack63.adb, s-pooloc.adb, s-poosiz.adb, s-scaval.adb, - s-sequio.adb, s-shasto.adb, s-stalib.ads, s-stratt.adb, s-strcom.adb, - s-taasde.adb, s-tasdeb.adb, s-tasuti.ads, s-tataat.ads, s-tpoben.ads, - s-valenu.adb, s-widenu.adb, s-wwdenu.adb, s-addope.adb, a-stzmap.adb, - a-ztcstr.adb, a-ztexio.adb, s-osinte-linux-hppa.ads: Replace - Unchecked_* by Ada.Unchecked_* - -2007-06-06 Robert Dewar <dewar@adacore.com> - - * g-string.adb, s-proinf-irix-athread.adb, s-gloloc-mingw.adb, - s-tfsetr-default.adb, gnatfind.adb, gnatxref.adb, gprep.adb, - g-regexp.adb, g-regexp.ads, g-regpat.ads, g-tasloc.adb, g-tasloc.ads, - output.adb, switch-m.ads, tree_in.ads, tree_io.ads, indepsw.ads, - g-utf_32.adb, g-utf_32.ads, a-wichun.adb, a-wichun.ads, a-zchuni.adb, - a-zchuni.ads: Replace GNAT.xxx by System.xxx when appropriate. - - * s-utf_32.adb, s-utf_32.ads, s-os_lib.adb, s-os_lib.ads, s-regexp.adb, - s-regexp.ads, s-regpat.adb, s-regpat.ads, s-string.adb, s-string.ads, - s-tasloc.adb, s-tasloc.ads: New files. - -2007-06-06 Bob Duff <duff@adacore.com> - - * g-expect-vms.adb: - (Send_Signal, Close): Raise Invalid_Process if the process id is invalid. - * g-expect.ads, g-expect.adb (Send): Avoid useless copy of the string. - (Send_Signal, Close): Raise Invalid_Process if the process id is - invalid. - (Pattern_Matcher_Access): Is now a general access type to be able to - use aliased string. - -2007-06-06 Thomas Quinot <quinot@adacore.com> - Arnaud Charlet <charlet@adacore.com> - - * a-intnam-aix.ads: Adjust comment to account for SIGADAABORT change - (SIGEMT is now used instead of SIGTERM on AIX). - - * s-osinte-aix.ads (Linker_Options): Use -pthread instead of -lpthreads. - (Time_Slice_Supported): Set to True. - Use SIGEMT instead of SIGTERM as SIGADAABORT. - -2007-06-06 Hristian Kirtchev <kirtchev@adacore.com> - - * a-calend.ads, a-calend.adb, a-calend-vms.ads, a-calend-vms.adb ("-" - (Time, Time)): Use To_Relative_Time rather than manual calculation to - express the bounds of Duration as Time. Raise Time_Error when the - result is greater or equal to the higher bound of Duration (on the - margin case). - ("+" (Time, Duration)): Reorder code. Remove the declaration of constant - Ada_High_And_Leaps. - ("-" (Time, Duration)): Reorder code. Remove the declaration of constant - Ada_High_And_Leaps. - ("-" (Time, Time)): Reorder code. - (All_Leap_Seconds): Removed. - (Arithmetic_Operations.Add): Remove sign related kludge. - (Arithmetic_Operations.Difference): Control the leaps seconds processing - with flag Leap_Support. - (Arithmetic_Operations.Subtract): Remove sign related kludge. - (Check_Within_Time_Bounds): New procedure. - (Clock): Control the leap seconds processing with flag Leap_Support. - (Cumulative_Leap_Seconds): Assert that the target supports leap seconds. - (Formatting_Operations.Split): Control the leap seconds processing with - flag Leap_Support. - (Formatting_Operations.Time_Of): Control the leaps seconds processing - with flag Leap_Support. Adjust the year, month and day (if applicable) - when the value of day seconds designates a new day. - (Split): Use parameter associations for better readability. Integrate - flag Is_Ada_05. - (Time_Of): Use parameter associations for better readability. Integrate - flag Is_Ada_05. - - * a-calfor.adb (Split): Use parameter associations for better - readability. Integrate flag Is_Ada_05. - (Time_Of): Remove flag Leap_Checks. Use parameter associations for - better readability. Integrate flag Is_Ada_05. - -2007-06-06 Arnaud Charlet <charlet@adacore.com> - - * s-taprop-vms.adb, s-taprop-hpux-dce.adb, s-taprop-vxworks.adb, - s-osprim-posix.adb, s-taprop-posix.adb, s-osprim-vxworks.adb, - s-taprop-solaris.adb, s-osprim-solaris.adb, s-taprop-dummy.adb, - s-osprim-unix.adb, s-osinte-freebsd.adb, s-osinte-freebsd.ads, - s-osinte-lynxos.adb, s-osinte-lynxos.ads, s-taprop-tru64.adb, - s-taprop-lynxos.adb, s-taprop-irix.adb, s-osinte-tru64.adb, - s-osinte-tru64.ads, s-taprop-linux.adb, s-parame.ads, - s-parame-vms-alpha.ads, s-parame-vms-ia64.ads, s-parame-hpux.ads, - s-parame-vms-restrict.ads, s-parame-ae653.ads, s-parame-vxworks.ads, - s-taprop-mingw.adb, s-osinte-lynxos-3.ads, s-osinte-lynxos-3.adb, - s-osprim-mingw.adb (Timed_Delay, Timed_Sleep): Register the base - time when entering this routine to detect a backward clock setting - (manual setting or DST adjustment), to avoid waiting for a longer delay - than needed. - (Time_Duration, To_Timeval, struct_timeval): Removed when not relevant. - Remove handling of deferred priority change, and replace by setting the - task priority directly, as required by AI-188. - Update comments. - (Max_Task_Image_Length): New constant. - Replace Warnings (Off) by Unreferenced pragma, cleaner. - (Dynamic_Priority_Support): Removed, no longer needed. - (Poll_Base_Priority_Change): Ditto. - (Set_Ceiling): Add this procedure to change the ceiling priority - associated to a lock. This is a dummy implementation because dynamic - priority ceilings are not supported by the underlying system. - - * a-dynpri.adb (Set_Priority): Take into account case where Target is - accepting a RV with its priority boosted. - Remove handling of deferred priority change, and replace by setting the - task priority directly, as required by AI-188. - - * s-taenca.adb (Try_To_Cancel_Entry_Call): Remove special case for - Succeeded = True. - Remove handling of deferred priority change, and replace by setting the - task priority directly, as required by AI-188. - (Wait_For_Completion, Wait_For_Call, Timed_Selective_Wait): Change state - of Self_Id earlier. - - * s-tasini.ads, s-tasini.adb (Wakeup_Entry_Caller): Relax assertion. - (Poll_Base_Priority_Change): Removed. - Code clean up: use SSL.Current_Target_Exception. - - * s-tasren.adb (Task_Count): Call Yield to let a chance to other tasks - to run as this is a potentially dispatching point. - (Call_Synchronous): Use Local_Defer_Abort. - (Callable): Relax assertion. - (Selective_Wait): Relax assertion in case abort is not allowed. - Remove handling of deferred priority change, and replace by setting the - task priority directly, as required by AI-188. - - * s-tasuti.adb (Make_Passive): Adjust assertions. - Remove handling of deferred priority change, and replace by setting the - task priority directly, as required by AI-188. - -2007-06-06 Arnaud Charlet <charlet@adacore.com> - - * system-vxworks-sparcv9.ads, system-solaris-x86.ads, - system-irix-o32.ads, system-freebsd-x86.ads, system-lynxos-ppc.ads, - system-lynxos-x86.ads, system-vxworks-m68k.ads, system-linux-x86.ads, - system-vxworks-mips.ads, system-vxworks-alpha.ads, - system-vxworks-x86.ads, system-linux-ppc.ads, system-mingw.ads, - system-vms-zcx.ads, system-darwin-ppc.ads, system-vxworks-ppc.ads, - system-interix.ads, system-linux-hppa.ads, system-tru64.ads, - system-hpux.ads, system-irix-n32.ads, system-solaris-sparc.ads, - system-solaris-sparcv9.ads, system-vms.ads, system.ads, - system-vms_64.ads, system-hpux-ia64.ads, system-linux-x86_64.ads, - system-linux-ia64.ads: Document mapping between Ada and OS priorities. - This patch changes the largest non-binary modulus from 2**31-1 to - 2**32-1. - (Compiler_System_Version): Removed, no longer used. - Clean up system files by removing flags only used on a single target. - Also remove obsolete flags, only used during bootstrap from system.ads - (Address): Add a pragma Preelaborable_Initialization. - - * system-aix.ads: Ditto. - (GCC_ZCX_Support): Set to true. - Update priority range on AIX and map Ada priorities to target - priorities appropriately for different scheduling policies. - - * ttypes.ads: set largest non-binary modulus from 2**31-1 to 2**32-1 - -2007-06-06 Vincent Celier <celier@adacore.com> - - * mlib-tgt-specific.adb, mlib-tgt-specific.ads, - mlib-tgt-vms.adb, mlib-tgt-vms.ads: New files. - - * mlib-tgt.adb, mlib-tgt.ads, mlib-tgt-darwin.adb, - mlib-tgt-vxworks.adb, mlib-tgt-mingw.adb, mlib-tgt-lynxos.adb, - mlib-tgt-linux.adb, mlib-tgt-solaris.adb, mlib-tgt-vms-alpha.adb, - mlib-tgt-vms-ia64.adb, mlib-tgt-aix.adb, mlib-tgt-irix.adb, - mlib-tgt-hpux.adb, mlib-tgt-tru64.adb: Make a common body for package - MLib.Tgt, containing the default versions of the exported subprograms. - For each platform, create a specific version of the body of new child - package MLib.Tgt.Specific that contains only the body of subprograms - that are different from the default. - (Archive_Builder_Append_Options): New function. - -2007-06-06 Matthew Gingell <gingell@adacore.com> - - * s-osinte-aix.adb: Map Ada priorities to target priorities - appropriately for different scheduling policies. - -2007-06-06 Arnaud Charlet <charlet@adacore.com> - - * s-osinte-linux.ads (sigset_t): Bump alignment to match more closely - its C counterpart. - Remove references to Unchecked_Conversion, and use Ada.xxx instead. - Replace Unchecked_Conversion by Ada.Unchecked_Conversion. - -2007-06-06 Vasiliy Fofanov <fofanov@adacore.com> - - * s-osprim-vms.ads, s-osprim-vms.adb (Initialize): New procedure. - Noop on VMS, added for interface commonality. - -2007-06-06 Eric Botcazou <ebotcazou@adacore.com> - Richard Kenner <kenner@vlsi1.ultra.nyu.edu> - Olivier Hainque <hainque@adacore.com> - - * decl.c (gnat_to_gnu_entity) <object>: Manually mark the top of the - renamed expression of a full renaming at toplevel. - (gnat_to_gnu_entity, case object): If not defining, do not look inside - the values the constant is initialized to if it is an N_Allocator. - (gnat_to_gnu_entity) <E_Array_Subtype>: Manually mark the top of the - TYPE_SIZE_UNIT of inner types after the stride is elaborated. - (make_aligning_type): Accept an extra ROOM argument for storage to be - made available before the aligned field, and an extra BASE_ALIGN - argument for callers to pass the alignment guaranteed to be honored for - the whole aligning object. Avoid call to finish_record_type, which only - interferes with the sizes we want to set. - (gnat_to_gnu_entity) <E_Variable>: Pass the required extra arguments to - make_aligning_type for super-aligned objects on stack. - (components_to_record): Pass the adjusted size of the type when creating - fields in the qualified union for the variant part. - (gnat_substitute_in_type): Copy TYPE_USER_ALIGN. - (gnat_to_gnu_entity, case E_Signed_Integer_Subtype): Likewise for - packed array type. - (maybe_pad_type): Set TYPE_USER_ALIGN. - (make_aligning_type): Likewise. - ALIGN argument is unsigned int. - (gnat_to_gnu_entity, case E_Function): Back annotate return mechanism. - (gnat_to_gnu_param): Likewise, for parameters. - (gnat_to_gnu_entity) <object>: Always instantiate the renaming object - if it is constant and stems from a function call. - (gnat_to_gnu_entity) <E_Record_Type>: Set packed to -2 if the alignment - of the record is specified. Adjust accordingly. - (adjust_packed): New static function. - (gnat_to_gnu_field): Use it to adjust the packedness setting. - (components_to_record): Likewise. - (gnat_to_gnu_entity) <object>: Do not test the renamed expression for - side-effects if the object is deemed constant. - (gnat_to_gnu_entity) <E_Array_Type>: Create a name for the fat pointer - type instead of merely finalizing it. Tidy. - <E_Access_Subprogram_Type>: Retrieve the type from the TYPE_DECL. - <E_Access_Type>: Likewise. - (defer_debug_incomplete_list): Rename to defer_finalize_list. - (defer_debug_level): Delete. - (gnat_to_gnu_entity) <debug_deferred>: Likewise - <E_Array_Type>: Call rest_of_record_type_compilation on the fat pointer - type. - <E_Record_Type>: Do not explicitly defer finalizing the type. - Adjust for write_record_type_debug_info renaming. - <E_Subprogram_Type>: Likewise. - Finalize deferred types right after deferred incomplete types are - expanded. - (rest_of_type_decl_compilation): New global function. - (components_to_record): Rename defer_debug parameter to do_not_finalize. - (components_to_record): Propagate the packedness to the fields of the - qualified union type if there is a variant part. - (gnat_to_gnu_entity) <E_Array_Type>: Use new function - instead of inline code to adjust the XUT field offsets. - (gnat_to_gnu_entity): Adjust for new prototype of finish_record_type. - <E_Record_Subtype>: Do not let finish_record_type compute the sizes - and write the debug info if the type derives from a discriminated one. - (gnat_to_gnu_entity) <E_Array_Type>: Adjust call to create_index_type. - <E_Array_Subtype>: Likewise. - <E_String_Literal_Subtype>: Likewise. - (gnat_to_gnu_entity): Set TYPE_USER_ALIGN on types only if they have - an alignment clause. - (maybe_pad_type): Update ORIG_SIZE to the minimum required to meet ALIGN - before giving warning. - (prepend_one_attribute_to): New function, helper to prepend an attribute - to an attribute list. - (gnat_to_gnu_entity) <E_Procedure>: Use it. - (prepend_attributes): Likewise. - (gnat_to_gnu_entity) <E_Variable>: Use constants of the proper type. - <E_Array_Type>: Declare the padding type for the element type, if any. - <E_Array_Subtype>: Likewise. - (defer_limited_with): New variable. - (Gigi_Equivalent_Type): New function. - (gnat_to_gnu_entity): Use it at start and use result throughout. - (gnat_to_gnu_entity, case E_Access_Type): Rework to use - Gigi_Equivalent_Type, support Limited_With, allow two levels of - indirection, precompute if unconstrained array to simplify logic, and - use defer_limited_with to defer elaboration of some types from limited - with. - (finalize_from_with_types): New function. - -2007-06-06 Gary Dismukes <dismukes@adacore.com> - Eric Botcazou <ebotcazou@adacore.com> - Tristan Gingold <gingold@adacore.com> - Olivier Hainque <hainque@adacore.com> - - * trans.c (Identifier_to_gnu): Change test for deferred constant by - adding guard that the entity is an E_Constant before testing presence - of Full_view (and remove unnecessary test that entity is not a type). - For a CONST_DECL used by reference, manually retrieve - the DECL_INITIAL. Do not invoke fold in the other DECL_P cases either. - (struct language_function): Move from utils.c to here. - (struct parm_attr): New structure. - (parm_attr, parm_attr vector, parm_attr GC vector): New types. - (f_parm_attr_cache): New macro. - (Attribute_to_gnu) <Attr_Length>: When not optimizing, cache the - expressions for the 'First, 'Last and 'Length attributes of the - unconstrained array IN parameters. - (Subprogram_Body_to_gnu): Use gnu_subprog_decl throughout. - Allocate the information structure for the function earlier, as well - as the language-specific part. - If the parameter attributes cache has been populated, evaluate the - cached expressions on entry. - (takes_address): Add OPERAND_TYPE parameter. Handle N_Function_Call, - N_Procedure_Call_Statement and N_Indexed_Component. - (Pragma_to_gnu): Translate inspection_point to an asm statement - containaing a comment and a reference to the object (either its address - for BLKmode or its value). - (Identifier_to_gnu): Use TREE_CONSTANT instead of CONST_DECL to decide - to go to DECL_INITIAL. Together with the size constraint relaxation - in create_var_decl, enlarges the set of situations in which an - identifier may be used as an initializer without implying elaboration - code. - (Subprogram_Body_to_gnu): Do not fiddle with the debug interface but set - DECL_IGNORED_P on the function if Needs_Debug_Info is not set on the - node. - (maybe_stabilize_reference): Remove lvalues_only parameter. - (gnat_stabilize_reference): Adjust for above change. - (gnat_to_gnu): Do not set location information on the result - if it is a reference. - (add_cleanup): Add gnat_node parameter and set the location of the - cleanup to it. - (Handled_Sequence_Of_Statements_to_gnu): Adjust calls to add_cleanup. - (Exception_Handler_to_gnu_zcx): Likewise. - (gigi): Remove the cgraph node if the elaboration procedure is empty. - (Subprogram_Body_to_gnu): If a stub is attached to the subprogram, emit - the former right after the latter. - (start_stmt_group): Make global. - (end_stmt_group): Likewise. - (gnu_constraint_error_label_stack, gnu_storage_error_label_stack): New - vars. - (gnu_program_error_label_stack): Likewise. - (gigi): Initialize them. - (call_to_gnu, gnat_to_gnu, emit_check): Add new arg to build_call_raise. - (gnat_to_gnu, N_{Push,Pop}_{Constraint,Storage,Program}_Error_Label): - New cases. - (push_exception_label_stack): New function. - (takes_address): New function. - - * utils.c (struct language_function): Move to trans.c from here. - (unchecked_convert): Do not wrap up integer constants in - VIEW_CONVERT_EXPRs. - (create_var_decl_1): Decouple TREE_CONSTANT from CONST_DECL. Prevent - the latter for aggregate types, unexpected by later passes, and relax an - arbitrary size constraint on the former. - (create_field_decl): Use tree_int_cst_equal instead of operand_equal_p - to compare the sizes. - (convert_vms_descriptor): When converting to a fat pointer type, be - prepared for a S descriptor at runtime in spite of a SB specification. - (shift_unc_components_for_thin_pointers): New function. - (write_record_type_debug_info): For variable-sized fields, cap the - alignment of the pointer to the computed alignment. - (finish_record_type): Change HAS_REP parameter into REP_LEVEL. - If REP_LEVEL is 2, do not compute the sizes. - (build_vms_descriptor): Adjust for new prototype of finish_record_type. - (build_unc_object_type): Likewise. - (declare_debug_type): New function. - - * ada-tree.def: USE_STMT: removed (not emitted anymore). - - * misc.c (gnat_expand_expr): Call to gnat_expand_stmt removed because - no statement is expandable anymore. - (gnat_init_gcc_eh): Do not initialize the DWARF-2 CFI machinery twice. - (gnat_handle_option): Only allow flag_eliminate_debug_types to be set - when the user requested it explicitely. - (gnat_post_options): By default, set flag_eliminate_unused_debug_types - to 0 for Ada. - (get_alias_set): Return alias set 0 for a type if - TYPE_UNIVERSAL_ALIASING_P is set on its main variant. - - * ada-tree.h: (TYPE_UNIVERSAL_ALIASING_P): New macro. - (DECL_FUNCTION_STUB): New accessor macro. - (SET_DECL_FUNCTION_STUB): New setter macro. - - * lang.opt (feliminate-unused-debug-types): Intercept this flag for Ada. - - * fe.h (Get_Local_Raise_Call_Entity, Get_RT_Exception_Entity): New - declarations. - -2007-06-06 Jose Ruiz <ruiz@adacore.com> - - * s-intman-vxworks.ads, s-intman-vxworks.adb (Abort_Task_Signal): - Rename to Abort_Task_Interrupt to be able to keep the same interface - as the rest of the targets. - - * s-osinte-vxworks.ads s-osinte-vxworks.adb - (To_VxWorks_Priority): Remove explicit "in" mode indicator - - * s-osinte-vxworks6.ads, s-vxwork-arm.ads, system-vxworks-arm.ads: - New files. - -2007-06-06 Robert Dewar <dewar@adacore.com> - - * a-chahan.ads: Remove obsolescent pragmas - - * a-chlat1.ads: Minor reformatting - -2007-06-06 Robert Dewar <dewar@adacore.com> - - * comperr.adb (Compiler_Abort): New Finalize/Output_Messages interface - for Errout - - * errout.adb: New Finalize/Compilation_Errors/Output_Messages - implementation - - * errout.ads (Finalize): Changed interface - (Output_Messages): New procedure - (Compilation_Errors): New Interface - - * prepcomp.ads, prepcomp.adb (Parse_Preprocessing_Data_File): New - Finalize/Output_Messages interface for Errout - (Prepare_To_Preprocess): New Finalize/Output_Messages interface for - Errout. - -2007-06-06 Thomas Quinot <quinot@adacore.com> - Olivier Hainque <hainque@adacore.com> - Robert Dewar <dewar@adacore.com> - - * a-except.ads, a-except.adb: (Rmsg_28): Fix description for E.4(18) - check. - (Raise_Current_Excep): Call Debug_Raise_Exception just before - propagation starts, to let debuggers know about the event in a reliable - fashion. - (Local_Raise): Moved to System.Exceptions - More convenient to have this as a separate unit - - * s-except.adb, s-except.ads: New files. - - * a-exextr.adb (Unhandled_Exception): Delete - replaced by - Debug_Unhandled_Exception in System.Exceptions where it belongs - together with a couple of other debug helpers. - (Notify_Unhandled_Exception): Use Debug_Unhandled_Exception instead of - the former Unhandled_Exception. - - * exp_ch11.ads, exp_ch11.adb: (Possible_Local_Raise): New procedure - (Warn_No_Exception_Propagation): New procedure - (Warn_If_No_Propagation): Rewritten for new warning generation - (Expand_Exception_Handlers): New warning generation - (Expand_N_Raise_xxx_Error): Rewritten for new warnings - (Add_Exception_Label): Use Special_Exception_Package_Used for test - instead of Most_Recent_Exception_Used (accomodates Exception_Traces) - (Expand_Local_Exception_Handlers): Unconditionally add extra block wrap - even if restriction is set (makes life easier in Check_Returns) - (Expand_Local_Exception_Handlers): Follow renamed entity chain when - checking exception identities. - (Expand_Local_Exception_Handlers): Do not optimize when all others case - (Expand_Local_Exception_Handlers): Set Exception_Junk flag on generated - block for handler (used by Check_Returns) - (Expand_Local_Exception_Handlers): Local_Raise now takes an address - (Expand_N_Handled_Sequence_Of_Statements): Properly handle -gnatd.x to - remove all exception handlers when optimizing local raise statements. - (Find_Local_Handler): Use Get_Renamed_Entity - (Expand_N_Handled_Sequence_Of_Statements): If the handled sequence is - marked analyzed after expanding exception handlers, do not generate - redundant cleanup actions, because they have been constructed already. - -2007-06-06 Thomas Quinot <quinot@adacore.com> - - * a-finali.ads (Ada.Finalization): Add missing pragma Remote_Types. The - presence of this categorization pragma is mandated by the language. - (Limited_Controlled): Add missing pragma Preelaborable_Initialization - for this type. - -2007-06-06 Vincent Celier <celier@adacore.com> - Robert Dewar <dewar@adacore.com> - - * bcheck.adb, binde.adb, binderr.adb, binderr.ads, butil.adb, - butil.ads, erroutc.adb, erroutc.ads, errutil.adb, errutil.ads, - err_vars.ads, exp_tss.adb, exp_tss.ads, fmap.adb, fmap.ads, - fname.adb, fname.ads, fname-sf.adb, fname-uf.adb, fname-uf.ads, - lib-sort.adb, lib-util.adb, lib-util.ads, lib-xref.adb, makeutl.ads, - makeutl.adb, nmake.adt, osint.adb, osint.ads, osint-b.adb, - par-load.adb, prj-attr.adb, prj-dect.adb, prj-err.adb, prj-makr.adb, - prj-part.adb, prj-pp.adb, prj-proc.adb, prj-tree.adb, prj-tree.ads, - prj-util.adb, prj-util.ads, scans.adb, scans.ads, sem_ch2.adb, - sinput-c.adb, styleg-c.adb, tempdir.adb, tempdir.ads, uname.adb, - uname.ads, atree.h, atree.ads, atree.adb, ali-util.ads, ali-util.adb, - ali.ads, ali.adb: - Move Name_Id, File_Name_Type and Unit_Name_Type from package Types to - package Namet. Make File_Name_Type and Unit_Name_Type types derived from - Mame_Id. Add new type Path_Name_Type, also derived from Name_Id. - Use variables of types File_Name_Type and Unit_Name_Type in error - messages. - (Get_Name): Add parameter Ignore_Special, and set it reading file name - (New_Copy): When debugging the compiler, call New_Node_Debugging_Output - here. - Define flags Flag217-Flag230 with associated subprograms - (Flag_Word5): New record type. - (Flag_Word5_Ptr): New access type. - (To_Flag_Word5): New unchecked conversion. - (To_Flag_Word5_Ptr): Likewise. - (Flag216): New function. - (Set_Flag216): New procedure. - -2007-06-06 Arnaud Charlet <charlet@adacore.com> - - * a-stzunb.adb, a-stwiun.adb, a-strunb.adb: (Insert): Use 'Length - instead of 'Size. - - * a-stwifi.ads, a-stzfix.ads: Minor reformatting - -2007-06-06 Javier Miranda <miranda@adacore.com> - - * a-tags.ads, a-tags.adb (Tag_Size): This constant is now internal to - the package. - (Object_Specific_Data_Array): This is now internal to the package. - (Object_Specific_Data): This is now internal to the package. - (Select_Specific_Data_Element): This is now internal to the package. - (Select_Specific_Data_Array): This is now internal to the package. - (Select_Specific_Data): This is now internal to the package. - (Offset_To_Top_Function_Ptr): This is now public. - (To_Offset_To_Top_Function_Ptr): Removed. - (Storage_Offset_Ptr,To_Storage_Offset_Ptr): These declarations are now - local to subprogram Offset_To_Top. - (Predefined_DT): Removed. - (Typeinfo_Ptr): Removed. - (OSD): This function is now internal to this package. - (SSD): This function is now internal to this package. - (DT): New function that displaces the pointer to the table of primitives - to get access to the enclosing wrapper record. - (IW_Membership): Code cleanup. - (Offset_To_Top): Code cleanup. - (Predefined_DT): Removed. - (Register_Interface_Tag): Removed. - (Set_Interface_Table): Removed. - (Set_Offset_Index): Removed. - (Set_Offset_To_Top): Code cleanup. - (Set_OSD): Removed. - (Set_Signature): Removed. - (Set_SSD): Removed. - (Set_Tagged_Kind): Removed. - (Typeinfo_Ptr): Removed. - (TSD): Removed. - (Displace): Add missing check on null actual. - - * exp_disp.ads, exp_disp.adb - (Select_Expansion_Utilities): Removed. - (Build_Common_Dispatching_Select_Statements): Moved to exp_atags. - (Expand_Dispatching_Call): Update calls to Get_Prim_Op_Address because - the interface requires a new parameter. - (Make_Disp_Asynchronous_Select_Spec, Make_Disp_Conditional_Select_Spec, - Make_Disp_Get_Prim_Op_Kind_Spec, Make_Disp_Timed_Select_Spec): Replace - calls to subprograms Build_T, Build_S, etc. by the corresponding code. - Done to remove package Select_Expansion_Utilities. - (Make_DT): New implementation for statically allocated dispatch tables. - (Make_Secondary_DT): Moved to the scope of Make_DT. - (Register_Primitive): Code cleanup plus incoporate the use of the new - function DT_Address_Attribute. - (Expand_Interface_Thunk): The profile of this subprogram has been - changed to return the Thunk_Id and the corresponding code. - (Fill_DT_Entry): Removed. Its functionality is now provided by - subprogram Register_Primitive. - (Fill_Secondary_DT_Entry): Removed. Its functionality is now provided by - subprogram Register_Primitive. - (Register_Primitive): New subprogram that incorporates the previous - functionalities of Fill_DT_Entry and Fill_Secondary_DT_Entry. - (Build_Common_Dispatching_Select_Statements): Remove formal Typ. This - was only required to call Make_DT_Access_Action, which is now removed. - (Ada_Actions): Removed - (Action_Is_Proc): Removed - (Action_Nb_Arg): Removed - Replace all the calls to Make_DT_Access_Action by direct calls to - Make_Procedure_Call_Statement or Make_Function_Call. - (Set_DTC_Entity_Value): New subprogram. - (Set_All_DT_Position): Add call to new subprogram Set_DTC_Entity_Value. - (Expand_Interface_Thunk): Add missing support for primitives that are - functions with a controlling result (case in which there is no need - to generate the thunk). - - * exp_atag.ads, exp_atag.adb - (Build_DT): New subprogram that displaces the pointer to reference the - base of the wrapper record. - (Build_Typeinfo_Offset): Removed. - (RTE_Tag_Node): Removed. - (Build_Common_Dispatching_Select_Statements): Moved here from exp_disp - (Build_Get_RC_Offset): Removed. - (Build_Inherit_Predefined_Prims): Removed. - (Build_Inherit_TSD: Removed. - (Build_New_TSD): Removed. - (Build_Set_External_Tag): Removed. - (Build_Set_Predefined_Prim_Op_Address): Add documentation. - (Build_Set_Prim_Op_Address): Add documentation. - (Build_Set_TSD): Removed. - - * rtsfind.ads, rtsfind.adb - (Load_Fail): If load fails and we are not in configurable run-time - mode, then raise Unrecoverable_Error. - (Text_IO_Kludge): Generate an error message if a run-time library is - not available in a given run-time (ie. zfp run-time). - (RTE_Record_Component): Add code to check that the component we search - for is not found in two records in the given run-time package. - (RE_DT_Offset_To_Top_Size, RE_DT_Predef_Prims_Size): Removed - (RE_DT_Predef_Prims_Offset): New entity - (RE_Static_Offset_To_Top): New entity - (RE_HT_Link): New entity. - (System_Address_Image): Addition of this run-time package. - (RE_Address_Image): New entity. - (RE_Abstract_Interface): Removed. - (RE_Default_Prim_Op_Count): Removed. - (RE_DT_Entry_Size): Removed. - (RE_DT_Min_Prologue_Size): Removed. - (RE_DT_Prologue_Size): Removed. - (RE_Ifaces_Table_Ptr): Removed. - (RE_Interface_Data_Ptr): Removed. - (RE_Type_Specific_Data): Removed. - (RE_Primary_DT): Removed. - (RE_Register_Interface_Tag): Removed. - (RE_Set_Offset_Index): Removed. - (RE_Set_OSD): Removed. - (RE_Set_SSD): Removed. - (RE_Set_Signature): Removed. - (RE_Set_Tagged_Kind): Removed. - (RE_Address_Array): New entity. - (RE_DT): New entity. - (RE_Iface_Tag): New entity. - (RE_Interfaces_Table): New entity. - (RE_No_Dispatch_Table): New entity. - (RE_NDT_Prims_Ptr): New entity. - (RE_NDT_TSD): New entity. - (RE_Num_Prims): New entity. - (RE_Offset_To_Top_Function_Ptr): New entity. - (RE_OSD_Table): New entity. - (RE_OSD_Num_Prims): New entity. - (RE_Predef_Prims): New entity - (RE_Predef_Prims_Table_Ptr): New entity. - (RE_Primary_DT): New entity. - (RE_Signature): New entity. - (RE_SSD): New entity. - (RE_TSD): New entity. - (RE_Type_Specific_Data): New entity. - (RE_Tag_Kind): New entity. - -2007-06-06 Thomas Quinot <quinot@adacore.com> - - * a-textio.ads, a-textio.adb (Write): Add explicit size clause for the - C imported variable. - (Skip_Line): Do not reset Before_LM_PM immediately when Before_LM is set - on entry. - -2007-06-06 Robert Dewar <dewar@adacore.com> - - * a-tienio.adb (Get): Adjust buffer size to accomodate one extra - character - -2007-06-06 Vincent Celier <celier@adacore.com> - - * a-tifiio.adb (Put, internal): For negative numbers, check that there - is room for at least one digit and the minus sign. - (Put.Put_Character): Never put a character outside of the range of - string To. - -2007-06-06 Olivier Hainque <hainque@adacore.com> - Eric Botcazou <ebotcazou@adacore.com> - - * utils2.c (build_allocator): Provide the extra arguments to - make_aligning_type for super-aligned objects allocated from the default - pool. Leave enough room for a pointer before the aligning field, and - store the system's allocator return value there. - (build_call_alloc_dealloc): When releasing a super-aligned object, - retrieve the system's allocator return value from where build_allocator - has stored it, just ahead of the adjusted address we are passed. - (build_call_raise): Handle properly the generation of line numbers when - the node is marked No_Location. - (compare_elmt_bitpos): Use tree_int_cst_compare. Stabilize the sort - by using DECL_UID on ties. - (build_binary_op) <EQ_EXPR>: Accept fat pointer types with the same - main variant. - (build_call_raise): Handle converting exception into goto; support new - argument KIND. - (build_component_ref): Add new arg to build_call_raise. - -2007-06-06 Hristian Kirtchev <kirtchev@adacore.com> - - * a-ztflau.adb, a-wtflau.adb, a-tiflau.adb (Load_Real): Do not parse - "." in the case of nnn.xxx when nnn terminates with an underscore. - Parse the remaining "#" or ":" in the case of nnn#.xxx# - -2007-06-06 Robert Dewar <dewar@adacore.com> - - * a-tigeau.ads, a-tigeau.adb: (Store_Char): Change Buf to IN OUT - -2007-06-06 Arnaud Charlet <charlet@adacore.com> - Vincent Celier <celier@adacore.com> - Robert Dewar <dewar@adacore.com> - - * bindgen.adb (Gen_Output_File_Ada): Generate pragma No_Run_Time when - needed. - (Gen_Output_File_Ada, Gen_Output_File_C): Never use __attribute - ((destructor)) for adafinal, even when switch -a is used. - Do not issue pragma Linker_Destructor for adafinal when switch -a is - used. - (Gen_Object_Files_Options): Add formatting of Linker Options, when - Output_Linker_Option_List is set. Suppress this formatting when - Zero_Formatting is set. - Add case for CLI_Target. - (System_Restrictions_Used): New flag, used to avoid generating with of - System_Restrictions and initialization of the data unless there is - some use of System.Restrictions in the partition. - (Check_System_Restrictions_Used): New procedure - - * s-stalib.adb: Remove with of System.Restrictions. No longer needed - since we only with this unit in the binder file if it is used elsewhere - in the partition. - -2007-06-06 Vincent Celier <celier@adacore.com> - - * bindusg.adb: Add line for @<response file> - Add lines for new switches -R and -Z - - * gnatbind.adb (Gnatbind): Do not include sources from the GNAT - hierarchy in the list of files of the closure when -R is used - (Gnatbind): Accept arguments starting with '@' to indicate response - files and take the arguments from the response files. - If List_Closure is set, display the referenced files - -2007-06-06 Javier Miranda <miranda@adacore.com> - Robert Dewar <dewar@adacore.com> - Ed Schonberg <schonberg@adacore.com> - - * checks.ads, checks.adb (Apply_Address_Clause_Check): Handle case in - which the address-clause is applied to in-mode actuals (allowed by - 13.1(22)). - (Apply_Discriminant_Check): Do not generate a check if the type is - constrained by a current instance. - (Activate_Division_Check): New procedure - (Activate_Overflow_Check): New procedure - (Activate_Range_Check): New procedure - Call these new Activate procedures instead of setting flags directly - (Apply_Array_Size_Check): Removed, no longer needed. - Code clean up: remove obsolete code related to GCC 2. - (Get_E_Length): Protect against bomb in case scope is standard - (Selected_Range_Checks): If the node to be checked is a conversion to - an unconstrained array type, and the expression is a slice, use the - bounds of the slice to construct the required constraint checks. - Improve NOT NULL error messages - (Apply_Constraint_Check): If the context is a null-excluding access - type, diagnose properly the literal null. - -2007-06-06 Pascal Obry <obry@adacore.com> - - * clean.adb (Clean_Archive): Use untouched casing for the archive name - and the corresponding .deps file. - (Clean_Interface_Copy_Directory): Use untouched casing for the library - src directory. Minor code-clean-up. Use untouched casing for files - read into the library src dir. - (Clean_Library_Directory): Idem. - (Parse_Cmd_Line): Accept new switch -aP - -2007-06-06 Javier Miranda <miranda@adacore.com> - Ed Schonberg <schonberg@adacore.com> - Robert Dewar <dewar@adacore.com> - Eric Botcazou <ebotcazou@adacore.com> - Arnaud Charlet <charlet@adacore.com> - - * einfo.ads, einfo.adb (Available_View): New synthesized attribute - applicable to types that have the With_Type flag set. Returns the - non-limited view of the type, if available, otherwise the type itself. - For class-wide types, there is no direct link in the tree, so we have - to retrieve the class-wide type of the non-limited view of the Etype. - New attributes Static_Initialization and Static_Elaboration_Desired. - Remove the pragma Thread_Body, and the associated flag - Is_Thread_Body in entities, and all related code. - (Suppress_Value_Tracking_On_Call): New flag - E_Exception has Esize and Alignment fields - (Universal_Aliasing): New function. - (Set_Universal_Aliasing): New procedure. - (Write_Entity_Flags): Deal with Universal_Aliasing flag. - (Check_Nested_Access): New procedure. - (Has_Up_Level_Access, Set_Has_Up_Level_Access): New procedures. - (Find_Direct_Name, Note_Possible_Modification): Use Check_Nested_Access. - (Related_Interface): New attribute. Present in dispatch table pointer - components of records. Set to point to the entity of the corresponding - interface type. - (Is_By_Reference_Type): Recurse on the full view of an incomplete type. - (Original_Access_Type): Remove, not needed. - (Root_Type): Handle properly subtypes of class-wide-types. - Update comments. - - * sem_ch4.adb (Analyze_Explicit_Dereference): Add support for - class-wide types visible through limited-with clauses. - (Try_Primitive_Operation): When examining all primitive operations of a - tagged type, do not consider subprograms labeled as hidden unless they - belong to a private generic type with a tagged parent. - (Try_Object_Operation): Extensive rewriting, to handle properly various - overloading cases, when several ancestors may have class-wide operations - that are possible candidates, and when the overloaded functions return - array types and have defaulted parameters so that the call may be - interpreted as an indexing. - (Analyze_Allocator): Remove Mark_Allocator and its invocation. - (Process_Function_Call): use Next, rather than Next_Actual, to analyze - successive actuals before analyzing the call itself. - (Try_Primitive_Operation): A primitive operation is compatible with the - prefix if the prefix has a synchronized type and the type of the formal - is its corresponding record, as can be the case when the primitive - operation is declared outside of the body of the type. - (Traverse_Homonyms): New subprocedure of Try_Class_Wide_Operation, to - perform homonym traversal, looking for class-wide operation matches - (formerly done in statements of Try_Class_Wide_Operation). Matches on - access parameters are now restricted to anonymous access types. - (Mark_Allocator): An allocator with a discriminant association parent is - a coextension. - (Try_One_Prefix_Interpretation): If the type of the object is - incomplete, as can be happen when it is a limited view obtained through - a limited_with_clause, the selected component is not part of a prefixed - call. - (Complete_Object_Operation): Diagnose properly an object that is not - aliased when the corresponding controlling formal is an access - parameter. - (Try_Primitive_Operation, Try_Class_Wide_Operation): Diagnose properly - ambiguous calls in prefixed notation, where two primitives differ only - in that the controlling argument of one is an access parameter. - - * sem_ch6.adb (Has_Single_Return): Add guard in code that determines - whether a function that returns an unconstrained type can be inlined. - (Process_Formals): Diagnose properly the illegal use of an incomplete - type in the profile of an access_to_subprogram declaration. - (Check_Synchronized_Overriding): Nothing check for concurrent types, the - operations are attached to the corresponding record. - (Analyze_Subprogram_Specification): Add variables Formal and Formal_Typ. - When processing a primitive of a concurrent type which implements an - interface change the type of all controlling formals to that of the - corresponding record type. - (Check_Synchronized_Overriding): Relax the conditional logic when trying - to determine the tagged type to which a primitive belongs. - (Check_Conventions): Capture condition to ignore a primitive operation - (which is shared between the loop in Check_Conventions and the one in - Check_Convention) in a new local function Skip_Check. - (Check_Convention): Rename Prim_Op to Second_Prim_Op to avoid possible - confusion with Check_Conventions' own Prim_Op local variable. - (Create_Extra_Formals): Test for a tagged result type rather than a - controlling result when determining whether to add a BIP_Alloc_Form - formal and a BIP_Final_List formal to the function. - (Check_Conformance); For parameters that are anonymous access types, - subtype conformance requires that the not null and the constant - indicators must match - (Check_Synchronized_Overriding): New parameter Formal_Typ. Add machinery - to retrieve the appropriate type when processing a concurrent type - declared within a generic. Minor comment reformatting. Change invocation - of Overrides_Synchronized_Primitive to Find_Overridden_Synchronized_Pri- - mitive. - (Analyze_Subprogram_Body): If the return type of a function is an - anonymous access to the limited view of a class-wide type, and the - non-limited view of the type is available, update the type of the - function so that code can be generated. - (Process_Formals): In case of access-subtype itype whose designated - type is also an itype (situation that happens now with access to - subprograms) we mark the access-type itype with the Has_Delayed_Freeze - attribute to avoid backend problems. - (Check_Return_Subtype_Indication): Replace R_Type with R_Stm_Type in - init of R_Stm_Type_Is_Anon_Access. Also check that base types of the - anonymous types' designated types are same before testing - Subtypes_Statically_Match. - (Create_Extra_Formals): Test for a named access parameter that is a - controlling formal as an additional condition for adding an - accessibility level formal. This can occur in the subp type created for - dispatching calls in Expand_Dispatching_Call, and allows calling - Create_Extra_Formals from that procedure rather than special-casing the - extra formals there. - (Create_Extra_Formals): Add BIP_Alloc_Form and BIP_Final_List formals - when the function has a controlling result. - (Check_Returns): Add much more knowledge of the optimization of local - raise statements to gotos, to retain proper warnings in this case. - (Check_Statement_Sequence): Ignore N_Push_xxx_Label and N_Pop_xxx_Label - nodes when looking for last statement. - - * sem_type.ads, sem_type.adb (Specific_Type): Add support for - class-wide types visible through limited with clauses. - (Add_One_Interp): If the operands are anonymous access types, the - predefined operator on universal_access is immediately visibles - (Find_Unique_Type): Handle anonymous access to subprogram types just as - other anonymous access types. - (Disambiguate): Take into account CIL convention. - (Interface_Present_In_Ancestor): Add support for class-wide interfaces. - -2007-06-06 Robert Dewar <dewar@adacore.com> - - * sinput.ads, sinput.adb, uintp.ads, urealp.adb, stringt.adb, - sem_elim.adb, prj-strt.adb, repinfo.ads, repinfo.adb, namet.ads, - elists.ads, elists.adb, lib.ads, lib.adb (Unlock): New procedure. - Fix lower bound of tables. - Add rep clauses. - - * nlists.adb: Ditto. - (Prev_Node, Next_Node): Change index type to Int so that it properly - covers the range First_Node_Id - 1 up. - -2007-06-06 Javier Miranda <miranda@adacore.com> - Ed Schonberg <schonberg@adacore.com> - Bob Duff <duff@adacore.com> - Hristian Kirtchev <kirtchev@adacore.com> - - * exp_aggr.ads, exp_aggr.adb: - (Build_Record_Aggr_Code): Add missing initialization of secondary tags - in extension aggregates. - (Flatten): Other conditions being met, an aggregate is static if the - low bound given by component associations is different from the low - bound of the base index type. - (Packed_Array_Aggregate_Handled): If the component type is itself a - packed array or record, the front-end must expand into assignments. - (Gen_Ctrl_Actions_For_Aggr): In call to Init_Controller, pass False to - Init_Pr, instead of Ancestor_Is_Expression. - (Gen_Ctrl_Actions_For_Aggr): When processing an aggregate of a - coextension chain root, either generate a list controller or use the - already existing one. - (Static_Array_Aggregate): New procedure to construct a positional - aggregate that can be handled by the backend, when all bounds and - components are compile-time known constants. - (Expand_Record_Aggregate): Force conversion of aggregates of tagged - types covering interface types into assignments. - (Replace_Type): move to Build_Record_Aggr_Code. - (Expand_Record_Aggr_Code): if the target of the aggregate is an - interface type, convert to the definite type of the aggregate itself, - so that needed components are visible. - (Convert_Aggr_In_Object_Decl): If the aggregate has controlled - components and the context is an extended return statement do not - create a transient block for it, to prevent premature finalization - before the return is executed. - (Gen_Assign): Do not generate a call to deep adjust routine if the - component type is itself an array of controlled (sub)-components - initialized with an inner aggregate. - (Component_Check): New name for Static_Check. This name is now more - appropriate, and documentation is added which was missing. - (Component_Check): Add test for bit aligned component value - (Component_Not_OK_For_Backend): Renames Has_Delayed_Nested_Aggregate_Or_ - Tagged_Comps, name is more appropriate given added function below. - (Component_Not_OK_For_Backend): Check for bit aligned component ref. - -2007-06-06 Hristian Kirtchev <kirtchev@adacore.com> - Javier Miranda <miranda@adacore.com> - Robert Dewar <dewar@adacore.com> - - * exp_attr.adb (Expand_N_Attribute_Reference): Case Callable and - Terminated: Add unchecked type conversion from System.Address to - System.Tasking.Task_Id when calling the predefined primitive - _disp_get_task_id. - Disable new Ada 05 accessibility check for JVM.NET targets, which - cannot be implemented in a practical way. - (Expand_N_Attribute_Reference: case Attribute_Tag): The use of 'Tag in - the sources always references the tag of the actual object. Therefore, - if 'Tag is applied in the sources to class-wide interface objects we - generate code that displaces "this" to reference the base of the object. - (Expand_N_Attribute_Reference, case Size): Return specified size if - known to front end. - (Expand_N_Attribute_Reference): The expansion of the 'Address attribute - has code that displaces the pointer of the object to manage interface - types. However this code must not be executed when the prefix is a - subprogram. This bug caused the wrong expansion of the internally - generated assignment that fills the dispatch table when the primitive - is a function returning a class-wide interface type. - (Expand_N_Attribute_Reference:Attribute_Valid): Remove incorrect call to - Set_Attribute_Name for Name_Unaligned_Valid. - -2007-06-06 Ed Schonberg <schonberg@adacore.com> - Gary Dismukes <dismukes@adacore.com> - - * exp_ch13.adb (Expand_N_Attribute_Definition_Clause, case 'Address): - If the initialization is the equivalent aggregate of the initialization - procedure of the type, do not remove it. - (Expand_N_Attribute_Definition_Clause): Exclude access variables - initialized to null from having their expression reset to empty and - note this exception in the comment. - -2007-06-06 Hristian Kirtchev <kirtchev@adacore.com> - Robert Dewar <dewar@adacore.com> - Ed Schonberg <schonberg@adacore.com> - Gary Dismukes <dismukes@adacore.com> - - * exp_ch2.adb: Remove "with" and "use" clauses for Namet and Snames. - Add "with" and "use" clauses for Sem_Attr. - (Expand_Current_Value): Do not replace occurences of attribute - references where the prefix must be a simple name. - - * sem_attr.ads, sem_attr.adb: Remove "with" and "use" clauses for - Namet. Add new arrays Attribute_Name_Modifies_Prefix and - Attribute_Requires_Simple_Name_Prefix. - (Name_Modifies_Prefix): Body of new function. - (Requires_Simple_Name_Prefix): Body of new function. - (Resolve_Attribute, case Access): Improve error message for case of - mismatched conventions. - (Analyze_Attribute, case 'Tag): The prefix the attribute cannot be of an - incomplete type. - (Analyze_Attribute, case 'Access): If the type of the prefix is a - constrained subtype for a nominal unconstrained type, use its base type - to check for conformance with the context. - (Resolve_Attribute): Remove test of the access type being associated - with a return statement from condition for performing accessibility - checks on access attributes, since this case is now captured by - Is_Local_Anonymous_Access. - (Analyze_Access_Attribute): Set Address_Taken on entity - (Analyze_Attribute, case Address): Set Address_Taken on entity - (OK_Self_Reference): Traverse tree to locate enclosing aggregate when - validating an access attribute whose prefix is a current instance. - (Resolve_Attribute): In case of attributes 'Code_Address and 'Address - applied to dispatching operations, if freezing is required then we set - the attribute Has_Delayed_Freeze in the prefix's entity. - (Check_Local_Access): Set flag Suppress_Value_Tracking_On_Call in - current scope if access of local subprogram taken - (Analyze_Access_Attribute): Check legality of self-reference even if the - expression comes from source, as when a single component association in - an aggregate has a box association. - (Resolve_Attribute, case 'Access): Do not apply accessibility checks to - the prefix if it is a protected operation and the attribute is - Unrestricted_Access. - (Resolve_Attribute, case 'Access): Set the Etype of the attribute - reference to the base type of the context, to force a constraint check - when the context is an access subtype with an explicit constraint. - (Analyze_Attribute, case 'Class): If the prefix is an interface and the - node is rewritten as an interface conversion. leave unanalyzed after - resolution, to ensure that type checking against the context will take - place. - -2007-06-06 Ed Schonberg <schonberg@adacore.com> - Javier Miranda <miranda@adacore.com> - Robert Dewar <dewar@adacore.com> - - * exp_ch3.adb (Make_Controlling_Function_Wrappers): generate wrapper a - wrapper when the full view of the controlling type of an inherited - function that dispatches on result implements interfaces. - (Expand_N_Object_Declaration): In cases where the type of the - declaration is anonymous access, create finalization list for it. - (Expand_N_Object_Declaration): Generate a persistent_bss directive only - if the object has no explicit initialization, to match description of - functionality of pragam Persistent_BSS. - (Build_Equivalent_Array_Aggregate, Build_Equivalent_Record_Aggregate): - new function to build static aggregates, to replace initialization call - when static initialization is desired. - (Freeze_Type): Generate a list controller for an access type whenever - its designated type has controlled anonymous access discriminants. - (Build_Equivalent_Aggregate): New procedure to compute a static - aggregate to be used as default initialization for composite types, - instead of a generating a call to the initialization procedure for the - type. - (Build_Initialization_Call): When available, replace a call to the - initialization procedure with a copy of the equivalent static aggregate - for the type. - (Expand_N_Object_Declaration): Use New_Occurrence_Of in generated - declarations for objects of a class-wide interface type, rather than - just identifiers, to prevent visibility problems. - (Expand_N_Object_Declaration): When expanding the declaration for an - object of a class-wide interface type, preserve the homonym chain of - the original entity before exchanging it with that of the generated - renaming declaration. - (Freeze_Enumeration_Type): Don't raise CE if No_Exception_Propagation - active, because there is no way to handle the exception. - (Freeze_Record_Type): In case of CPP_Class types add a call to Make_DT - to do a minimum decoration of the Access_Disp_Table list. - (Expand_Record_Controller): Avoid the addition of the controller between - the component containing the tag of a secondary dispatch table and its - adjacent component that stores the offset to the base of the object. - This latter component is only generated when the parent type has - discriminants ---documented in Add_Interface_Tag_Components). - (Apply_Array_Size_Check): Removed, no longer needed. - (Expand_N_Full_Type_Declaration): If the type has anonymous access - components, create a Master_Entity for it only if it contains tasks. - (Build_Init_Procedure): Suppress the tag assignment compiling under - no run-time mode. - (Freeze_Record_Type): Remove code associated with creation of dispatch - table. - (Init_Secondary_Tags): Update type of actuals when generating calls to - Ada.Tags.Set_Offset_To_Top - (Stream_Operation_OK): Disable use of streams compiling under no - run-time mode - (Expand_N_Object_Declaration): Don't do Initialize_Scalars initalization - if Has_Init_Expression set. - (Build_Init_Procedure): Replace call to Fill_DT_Entry by call to - Register_Primitive, which provides the same functionality. - (Requires_Init_Proc): Return false in case of interface types. - (Add_Secondary_Tables): Use the new attribute Related_Interface to - cleanup the code. - (Predefined_Primitive_Freeze): Do not assume that an internal entity - is always associated with a predefined primitive because the internal - entities associated with interface types are not predefined primitives. - Therefore, the call to Is_Internal is replaced by a call to the - function Is_Predefined_Dispatching_Operation. - (Make_Eq_If): When generating the list of comparisons for the - components of a given variant, omit the controller component that is - present if the variant has controlled components. - -2007-06-06 Javier Miranda <miranda@adacore.com> - Hristian Kirtchev <kirtchev@adacore.com> - Bob Duff <duff@adacore.com> - - * exp_ch4.adb (Complete_Coextension_Finalization): Add machinery to - handle the creation of finalization lists and calls for nested - coextensions when the root of the chains is part of a return statement. - (Inside_A_Return_Statement): New function inside Complete_Coextension_ - Finalization. - (Expand_Record_Equality): Skip components that are interface types. - (Displace_Allocator_Pointer): Add missing support for interface subtypes - (Expand_N_Allocator): Replace invocation of Is_Local_Access_Discriminant - with Rewrite_Coextension. Change the condition for detecting coextension - root nodes. - (Is_Local_Access_Discriminant): Removed. - (Rewrite_Coextension): New routine which rewrites a static coextension - as a temporary and uses its unrestricted access in the construction of - the outer object. - (Complete_Coextension_Finalization): New routine. Generate finalization - attachment calls to all delayed coextensions. - (Expand_N_Allocator): Call Complete_Coextension_Finalization whenever - the allocator is not a coextension itself and has delayed coextensions. - If the current allocator is controlled, but also a coextension, delay - the generation of the finalization attachment call. - Rename local variable "Node" to "Nod" in order to avoid confusion with - "Elists.Node". - (Expand_Allocator_Expression): Call Adjust for initialized allocators of - limited types that are not inherently limited. Such an allocator is - illegal, but is generated by the expander for a return statement, to - copy the result onto the secondary stack. This is the only case where a - limited object can be copied. Generate code to displace the pointer - to the object if the qualified expression is a class-wide interface - object. Such displacement was missing and hence the copy of the object - was wrong. - (Apply_Accessibility_Check): Handle allocated objects initialized in - place. - (Displace_Allocator_Pointer): Subsidiary procedure to Expand_N_Allocator - and Expand_Allocator_Expression. Allocating class-wide interface objects - this routine displaces the pointer to the allocated object to reference - the component referencing the corresponding secondary dispatch table. - Expand_Allocator_Expression): Add missing support to allocate class-wide - interface objects initialized with a qualified expression. - (Get_Allocator_Final_List): Test for an anonymous access type that is a - function result type, and use the finalization list associated with the - function scope in that case (such an anonymous type should not be - treated like an access parameter's type). - -2007-06-06 Ed Schonberg <schonberg@adacore.com> - Gary Dismukes <dismukes@adacore.com> - Javier Miranda <miranda@adacore.com> - - * exp_ch5.adb (Expand_N_Assignment_Statement): For the assignment of a - controlled type, use Make_Handler_For_Ctrl_Operation to construct the - required exception handler. - (Expand_Simple_Function_Return, Expand_N_Return_Statement): Handle - properly the case of a function whose return type is a limited - class-wide interface type. Modify the code of the accessibility - check to handle class-wide interface objects. In this case we need to - displace "this" to reference the primary dispatch table to get access - to the TSD of the object (to evaluate its accessibility level). - (Expand_N_Extended_Return_Statement): Test for a tagged result type - rather than a controlling result as one of the conditions for - generating tests of the implicit BIP_Alloc_Form formal. The - initialization assignment is also handled according to whether the - result is tagged instead of controlling. - In the case where the init assignment is inserted in the "then" part of - the allocation conditional, rewrite the target to be a dereference of - the implicit BIP_Object_Access formal. - If the returned value is unconstrained and created on the secondary - stack, mark the enclosing block and function so that the secondary - stack is not reclaimed on return. - Treat returns from functions with controlling results similarly to - returns from functions with unconstrained result subtypes. - If the object returned is unconstrained, and an allocator must be - created for it, analyze the allocator once the block for the extended - return is installed, to ensure that finalizable components - of the expression use the proper finalization list. Guard the call to - Move_Final_List with a check that there is something to finalize. - (Make_Tag_Ctrl_Assignment): Use "old" handling - of controlled type assignment for virtual machines, since new code uses - unsupported features (such as direct access to bytes in memory). - -2007-06-06 Gary Dismukes <dismukes@adacore.com> - Ed Schonberg <schonberg@adacore.com> - - * exp_ch6.ads, exp_ch6.adb (Expand_Call): When adding an extra - accessibility actual, check for the case of an aliased object that has - been rewritten as an Access attribute, and assign Prev to Prev_Orig so - we fall into processing for the attribute rather than the name of the - object. - (Expand_Inline_Call): If an actual is a literal, and the corresponding - formal has its address taken in the body, create a temporary to capture - value. If the return type is a limited interface, do not treat the - return value as Controlled. - (Is_In_Place_Function): If the return type is a limited interface, - treat as returning in place. The actual returned object may not always - be limited, but the caller has to assume that it is returned in place. - (Add_Final_List_Actual_To_Build_In_Place_Call): If the call is the - context of an allocator, use the correct finalization chain (that is, - the chain belonging to the access type, rather than the chain belonging - to the current scope). - (Add_Alloc_Form_Actual_To_Build_In_Place_Call): Test for a tagged - result type rather than a controlling result as a precondition for - adding an allocation form actual to a build-in-place call. - (Add_Final_List_Actual_To_Build_In_Place_Call): Ditto. - (Freeze_Subprogram): Code cleanup. Remove all the code that register the - primitive in the dispatch tables. This work is now done by Make_DT when - the type is frozen. - (Register_Predefined_DT_Entry): Removed. - (Add_Return): If end label is not present, use sloc of last statement - for generated return statement in procedure, for better gdb behavior - on expanded code. - (Add_Access_Actual_To_Build_In_Place_Call): Set parent fields of the - object address nodes to ensure proper processing by routines like - Insert_After*. - (Expand_Call): Fix generation of validity check for parameter - (Add_Alloc_Form_Actual_To_Build_In_Place_Call): Return without passing - the allocation form parameter if the result subtype is constrained, - except when the function has a controlling result. - (Add_Final_List_Actual_To_Build_In_Place_Call): Test Controlled_Type - rather than Is_Controlled and Has_Controlled_Component, since we want to - include class-wide result types in this treatment. Also test for a - controlling result, since that also requires passing a finalization - list. - (Make_Build_In_Place_Call_In_Allocator): Call Add_Alloc_Form_Actual_* - even when the result subtype is constrained, to handle calls involving - controlling results. - (Make_Build_In_Place_Call_In_Anonymous_Context): Add_Alloc_Form_Actual_* - is now called even when the result subtype is constrained, to handle - calls involving controlling results. - (Make_Build_In_Place_Call_In_Assignment): Remove test for Is_Constrained - on call to Add_Alloc_Form_Actual_To_Build_In_Place_Call (that procedure - now performs the test). - (Make_Build_In_Place_Call_In_Object_Declaration): - Add_Alloc_Form_Actual_* is now called even when the result subtype is - constrained, to handle calls involving controlling results. - (Add_Return): Accomodate rewritten pattern from local raise to goto - transformation, so that we still recognize an transfer statement - and do the right thing here in that case. - (Expand_N_Subprogram_Body): Add dummy Push/Pop_xxx_Label nodes at start - and end of subprogram code. - (Register_Interface_DT_Entry, Register_Predefined_DT_Entry): Add missing - support for primitives that are functions (without formals) with a - controlling result. - (Inherited_From_Formal): If the actual subtype has not generic parent - type, it is not an actual for a formal derived type, and there is no - operation to inherit from the formal. - -2007-06-06 Ed Schonberg <schonberg@adacore.com> - Thomas Quinot <quinot@adacore.com> - - * exp_ch7.ads, exp_ch7.adb (Expand_Cleanup_Actions): Set Sloc of - inserted cleanup code appropriately for GDB use. - (Make_Deep_Proc): Use Make_Handler_For_Ctrl_Operation to create - exception handler for Deep_Adjust or Deep_Finalize. - (Make_Handler_For_Ctrl_Operation): New subprogram. When runtime entity - Raise_From_Controlled_Operation is available, use a call to that - subprogram instead of a plain "raise Program_Error" node to raise - Program_Error if an exception is propagated from an Adjust or Finalize - operation. - (Insert_Actions_In_Scope_Around): If the statement to be wrapped - appears in the optional statement list of a triggering alternative, the - scope actions can be inserted directly there, and not in the list that - includes the asynchronous select itself. - -2007-06-06 Ed Schonberg <schonberg@adacore.com> - Robert Dewar <dewar@adacore.com> - Hristian Kirtchev <kirtchev@adacore.com> - - * exp_ch9.ads, exp_ch9.adb (Build_Protected_Entry): Set sloc of - generated exception handler appropriately when debugging generated code. - Deal properly with No_Exception_Propagation restriction mode. - (Expand_N_Abort_Statement): Add an unchecked type conversion from - System.Address to System.Tasking.Task_Id when processing the result of - the predefined primitive _disp_get_task_id. - (Expand_N_Asynchronous_Select): Clarify comment. - (Expand_N_Protected_Type_Declaration): Minor code cleanup. - (Find_Parameter_Type): New routine inside Type_Conformant_Parameters. - (Type_Conformant_Parameters): New parameter Prim_Op_Typ. Code cleanup. - (Add_Private_Declarations, Build_Protected_Body): Use proper slocs for - privals and for generated call to Complete_Entry_Body, for better gdb - behavior. - (Copy_Result_Type): Utility to construct a parameter and result profile - for protected functions whose return type is an anonymous access to - subprogram. - (Build_Protected_Sub_Spec and Expand_Access_Protected_Subprogram_Type): - call the above. - (Build_Task_Activation_Call): Insert Activate_Tasks call at proper - point when the local-raise-to-goto transformation has taken place. - -2007-06-06 Javier Miranda <miranda@adacore.com> - Nicolas Setton <setton@adacore.com> - - * exp_dbug.adb (Get_Encoded_Name): Modified to continue providing its - functionality when the backend is generating code. - Otherwise any serious error - reported by the backend calling the frontend routine Error_Msg - changes the Compilation_Mode to Check_Semantics, disables the - functionality of this routine and causes the generation of - spureous additional errors. - - * exp_dbug.ads (Pointers to Unconstrained Arrays): Document the - debugging information now generated by the compiler for fat-pointer - types. - Document the contents of DW_AT_producer in the GNAT Vendor extensions to - DWARF2/3. - Document GNAT Vendor extensions to DWARF 2/3 and the "-gdwarf+" switch. - -2007-06-06 Thomas Quinot <quinot@adacore.com> - - * exp_dist.ads, exp_dist.adb (Make_Transportable_Check): New subprogram - (GARLIC_Support.Build_Subprogram_Receiving_Stubs, - PolyORB_Support.Build_Subprogram_Receiving_Stubs): - For a remote call to a function with a classwide return type, apply an - E.4(18) check to the returned value. - (Add_RACW_Primitive_Declarations_And_Bodies): Do not generate stubs for - stream attributes of the designated type of an RACW, as they are not - dispatching primitive operations. - -2007-06-06 Geert Bosch <bosch@adacore.com> - - * exp_fixd.adb (Integer_Literal): Add optional argument to construct a - negative literal - (Do_Divide_Fixed_Fixed): Add comments to indicate Frac is always - positive - (Do_Divide_Fixed_Universal): Handle case of negative Frac. - (Do_Multiply_Fixed_Fixed): Add coments to indicate Frac is always - positive - (Do_Multiply_Fixed_Universal): Handle case of negative Frac. - -2007-06-06 Javier Miranda <miranda@adacore.com> - - * exp_imgv.adb (Expand_Value_Attribute): Disable compilation of this - attribute compiling package Ada.Tags under No_Run_Time_Mode. - -2007-06-06 Javier Miranda <miranda@adacore.com> - - * exp_intr.adb (Expand_Unc_Deallocation): Add missing support for - deallocation of class-wide interface objects. - (Expand_Dispatching_Constructor_Call): Take into account that if the - result of the dispatching constructor is an interface type, the - function returns a class-wide interface type; otherwise the returned - object would be actual. The frontend previously accepted returning - interface types because Expand_Interface_Actuals silently performed - the management of the returned type "as if" it were a class-wide - interface type. - (Expand_Dispatching_Constructor_Call): Replace call to - Make_DT_Access_Action by direct call to Make_Function_Call. - -2007-06-06 Robert Dewar <dewar@adacore.com> - Ed Schonberg <schonberg@adacore.com> - - * exp_pakd.adb (Expand_Packed_Not): Use RM_Size rather than ESize to - compute masking constant, since we now set Esize properly to the - underlying size. - (Create_Packed_Array_Type): Set proper Esize value adjusted as required - to match the alignment. - (Create_Packed_Array_Type): Use Short_Short_Unsigned as base type for - packed arrays of 8 bits or less. - - * freeze.adb (Freeze_Entity): When freezing the formals of a - subprogram, freeze the designated type of a parameter of an access type - only if it is an access parameter. - Increase size of C convention enumeration object - (Freeze_Entity, array type case): Make sure Esize value is properly - adjusted for the alignment if it is known. - (Freeze_Entity, array type case): When checking bit packed arrays for - the size being incorrect, check RM_Size, not Esize. - (Freeze_Record_Type): Check for bad discriminated record convention - (In_Exp_Body): Return true if the body is generated for a subprogram - renaming, either an attribute renaming or a renaming as body. - (Check_Itype): If the designated type of an anonymous access component - is a non-protected subprogram type, indicate that it is frozen, to - prevent out-of-scope freeze node at some subsequent call. - (Freeze_Subprogram): On OpenVMS, reject descriptor passing mechanism - only if the subprogram is neither imported nor exported, as well as the - NCA descriptor class if the subprogram is exported. - -2007-06-06 Ed Schonberg <schonberg@adacore.com> - Arnaud Charlet <charlet@adacore.com> - Robert Dewar <dewar@adacore.com> - Gary Dismukes <dismukes@adacore.com> - - * exp_prag.adb (Expand_Pragma_Import_Or_Interface): Remove properly a - default initialization on an imported object, when there is no - initialization call generated for it. - (Expand_Pragma_Assert): Add handling of No_Exception_Propagation - restriction - - * snames.h, snames.ads, snames.adb, par-prag.adb: New pragma - Static_Elaboration_Desired. - Remove pragma Thread_Body. - Implement a new pragma No_Body - Removes the Explicit_Overriding pragma - Remove Optional_Overriding pragma - (Prag): Deal with Universal_Aliasing. - (Name_CIL, Name_CIL_Constructor, Convention_CIL, - Pragma_CIL_Constructor): New names. - - * sem_cat.adb (Validate_Object_Declaration): An initialization that - uses the equivalent aggregate of a type must be treated as an implicit - initialization. - (Get_Categorization): Check a unit for pragma Preelaborate only if it - has none of the other categories. - (Process_Import_Or_Interface_Pragma): Report an error for an attempt - to apply Import to an object renaming declaration. - - * sem_prag.adb (Process_Import_Or_Interface): Warn that a type imported - from a C++ class should be declared as limited and that it will be - considererd limited. - (Analyze_Pragma): Warn that a type specified with pragma CPP_Class - should be declared as limited and that it will be considererd limited. - (Ada_2005_Pragma): New procedure, used to deal with Ada 2005 pragmas - (Analyze_Pragma, case Export): Diagnose export of enumeration literal - (Analyze_Pragma): Deal with Universal_Aliasing. - (Sig_Flags): Likewise. - (Set_Encoded_Interface_Name): Suppress encoding when compiling for AAMP. - (Overflow_Checks_Unsuppressed): New flag. - (Process_Suppress_Unsuppress): Set Overflow_Checks_Unsuppressed. - (Analyze_Pragma [case Pack]): Ignore pragma Pack and post warning in - case of JVM or .NET targets, and compiling user code. - Add debugging convenience routine rv - -2007-06-06 Robert Dewar <dewar@adacore.com> - - * exp_strm.adb (Make_Field_Attributes): Avoid _Parent components that - are interface type. - (Build_Elementary_Input_Call): For floating-point use right type in the - absence of strange size or stream size clauses. - (Build_Elementary_Write_Call): Same fix - (Has_Stream_Standard_Rep): Returns False if Stream_Size attribute - set to value that does not match base type size. - -2007-06-06 Ed Schonberg <schonberg@adacore.com> - - * exp_util.ads, exp_util.adb (Expand_Subtype_From_Expr): In Ada2005, an - object of a limited type can be initialized with a call to a function - that returns in place. If the limited type has unknown discriminants, - and the underlying type is a constrained composite type, build an actual - subtype from the function call, as is done for private types. - (Side_Effect_Free): An expression that is the renaming of an object or - whose prefix is the renaming of a object, is not side-effect free - because it may be assigned through the renaming and its value must be - captured in a temporary. - (Has_Controlled_Coextensions): New routine. - (Expand_Subtype_From_Expr): Do nothing if type is a limited interface, - as is done for other limited types. - (Non_Limited_Designated_Type): new predicate. - (Make_CW_Equivalent_Type): Modified to handle class-wide interface - objects. - Remove all handling of with_type clauses. - - * par-ch10.adb: Remove all handling of with_type clauses. - - * lib-load.ads, lib-load.adb (Load_Main_Source): Do not get the - checksum if the main source could not be parsed. - (Loat_Unit): When processing a child unit, determine properly whether - the parent unit is a renaming when the parent is itself a child unit. - Remove handling of with_type clauses. - - * sinfo.ads, sinfo.adb (Is_Static_Coextension): New function. - (Set_Is_Static_Coextension): New procedure. - (Has_Local_Raise): New function - (Set_Has_Local_Raise): New procedure - (Renaming_Exception): New field - (Has_Init_Expression): New flag - (Delay_Finalize_Attach): Remove because flag is obsolete. - (Set_Delay_Finalize_Attach): Remove because flag is obsolete. - Remove all handling of with_type clauses. - (Exception_Junk): Can now be set in N_Block_Statement - -2007-06-06 Vincent Celier <celier@adacore.com> - Robert Dewar <dewar@adacore.com> - - * frontend.adb (Frontend): Return immediately if the main source could - not be parsed, because of preprocessing errors. - - * gnat1drv.adb (gnat1drv): Handle RE_Not_Available gracefully. - (Gnat1drv): Exit with errors if the main source could not be parsed, - because of preprocessing errors. - (Check_Rep_Info): New procedure - -2007-06-06 Robert Dewar <dewar@adacore.com> - - * g-hesorg.ads, g-heasor.ads, - g-busorg.ads, g-bubsor.ads: Update documentation - GNAT.Heap/Bubble_Sort_G is now pure - -2007-06-06 Robert Dewar <dewar@adacore.com> - - * g-catiio.ads, g-catiio.adb (Image): Check for null picture string - -2007-06-06 Robert Dewar <dewar@adacore.com> - Ed Schonberg <schonberg@adacore.com> - - * g-comlin.ads, g-comlin.adb: - Add new warning for renaming of function return objects - - * opt.adb (Tree_Write, Tree_Read): Use proper expressions for size - (Tree_Read): Use size of object instead of type'object_size, since the - latter is incorrect for packed array types. - (Tree_Write): Same fix - - * opt.ads: Add new warning for renaming of function return objects - (Generating_Code): New boolean variable used to indicate that the - frontend as finished its work and has called the backend to process - the tree and generate the object file. - (GCC_Version): Is now private - (Static_Dispatch_Tables): New constant declaration. - (Overflow_Checks_Unsuppressed): New flag. - (Process_Suppress_Unsuppress): Set Overflow_Checks_Unsuppressed. - (List_Closure): New flag for gnatbind (-R) - Zero_Formatting: New flag for gnatbind (-Z) - (Special_Exception_Package_Used): New flag. - (Warn_On_Unrepped_Components): New flag. - - * sem_ch8.adb (Check_Library_Unit_Renaming): Check that the renamed - unit is a compilation unit, rather than relying on its scope, so that - Standard can be renamed. - (Analyze_Object_Renaming): Add new warning for renaming of function - return objects. - Also reject attempt to rename function return object in Ada 83 mode. - (Attribute_Renaming): In case of tagged types, add the body of the - generated function to the freezing actions of the type. - (Find_Type): A protected type is visible right after the reserved word - "is" is encountered in its type declaration. Set the entity and type - rather than emitting an error message. - (New_Scope): Properly propagate Discard_Names to inner scopes - (Check_Nested_Access): New procedure. - (Has_Nested_Access, Set_Has_Nested_Access): New procedures. - (Find_Direct_Name, Note_Possible_Modification): Use Check_Nested_Access. - - * sem_warn.ads, sem_warn.adb: Improvements to infinite loop warning - Add new warning for renaming of function return objects - (Check_References): Suppress warnings for objects whose type or - base type has Warnings suppressed. - (Set_Dot_Warning_Switch): Add processing for -gnatw.c/C - (Set_Warning_Switch): Include new -gnatwc in -gnatwa - -2007-06-06 Vincent Celier <celier@adacore.com> - Emmanuel Briot <briot@adacore.com> - Olivier Hainque <hainque@adacore.com> - - * g-debpoo.ads, g-debpoo.adb (Free_Physically.Free_Blocks): Use the - absolute value of Header.Block_Size when displaying the freed physical - memory in traces. - (Allocate): Compute Storage_Address using Integer_Address, not - Storage_Offset, because the range of Storage_Offset may not be large - enough. - (Configure): New parameter Low_Level_Traces - (Allocate, Deallocation, Free_Physically): Added low-level traces - (Configure): new parameter Errors_To_Stdout. - (Output_File): new subprogram - (Deallocate, Dereference): Send error messages to the proper stream - (Print_Pool, Print_Info_Stdout): Make sure the output goes to stdout, as - documented. Previous code would send it to the current output file - defined in GNAT.IO, which might not be stdout - (Is_Valid): Adjust comment to mention that a positive reply means that - Header_Of may be used to retrieve the allocation header associated with - the subprogram Storage address argument. Return False early if this - address argument is misaligned. - -2007-06-06 Vincent Celier <celier@adacore.com> - - * gnatcmd.adb (GNATCmd): Accept switch -aP for commands that accept - switch -P - (ASIS_Main): New global variable - (Get_Closure): New procedure - (GNATCmd): Set ASIS_Main when -P and -U with a main is used for gnat - check, metric or pretty. Call Get_Closure in this case. - (Check_Files): For GNAT LIST, check all sources of all projects when - All_Projects is True. - (GNATCmd): Accept -U for GNAT LIST - -2007-06-06 Vincent Celier <celier@adacore.com> - - * gnatlink.adb (Gnatlink): Do not specify -static-libgcc when --LINK= - has been specified - Correct error message when invocation of the linker fails - Add explicit size clause for the C imported variables - Object_List_File_Supported and Using_GNU_Linker to emphasize that - we expect char size. - Read target parameters earlier, since this is needed to set - Target_VM properly. Also do not use -static/shared-libgcc for non GCC - targets. - -2007-06-06 Vincent Celier <celier@adacore.com> - - * gnatls.adb: - Add 3 spaces before the default project directory when displaying - the project search path. - Add new command line switch '-l' to display license information. - -2007-06-06 Vasiliy Fofanov <fofanov@adacore.com> - - * gmem.c: Add support for timestamps on memory operations. - - * memtrack.adb, gnatmem.adb: Add support for timestamps on memory - operations (not used currently, just foundation for future - enhancements). Add possibility to perform full dump of gmem.out file. - (Print_Back_Traces): Declare accesses to root arrays constants since - they aren't modified. - (Print_Back_Traces): allocate root arrays on the heap rather than stack. - -2007-06-06 Vincent Celier <celier@adacore.com> - - * gnatsym.adb: Update Copyright notice - (Parse_Cmd_Line): Accept new switch -D - (Gnatsym): In Direct policy (switch -D) copy reference file to symbol - file. - - * prj.ads (Policy): New policy Direct - (Yes_No_Unknown): New enumeration type - (Project_Data): New component Libgnarl_Needed - - * prj-nmsc.adb (Check_For_Source): When recording a source file make - use the untouched pathname casing. - (Get_Directories): Ensure that the Display_Exec_Directory is using the - proper casing on non case-sensitive platforms like Windows. - (Get_Unit): Accept file names x__... and x~... (where x = a, g, i or s) - on all platforms, as it is not possible to know which one is allowed - before processing the project files. - (Check_Stand_Alone_Library): Check that Library_Reference_Symbol_File is - specified when symbol policy is Direct. Check that when there is a - symbol file defined (either by default or with attribute - Library_Symbol_File) it is not the same as the reference symbol file. - (Check_Stand_Alone_Library): Recognize new symbol policy Direct. - (Look_For_Sources): Allow Locally_Removed_Files to be declare in non - extending projects. - (Record_Ada_Source): Record a source that has been locally removed in an - imported project. - - * symbols.ads (Policy): New policy Direct - - * symbols-vms.adb (Initialize): Take new policy Direct in case - statement - -2007-06-06 Vincent Celier <celier@adacore.com> - - * g-os_lib.ads, g-os_lib.adb (Normalize_Pathname.Get_Directory): - Correct obvious bug (return Dir; instead of return Directory;). - (Normalize_Pathname): Use Reference_Dir'Length, not Reference_Dir'Last - -2007-06-06 Thomas Quinot <quinot@adacore.com> - - * g-pehage.adb (Produce): Open output files in Binary mode, so that - they have UNIX line endings (LF only) even on Windows, and thus pass - all GNAT style checks. - -2007-06-06 Emmanuel Briot <briot@adacore.com> - - * g-regpat.adb (Quote): Fix improper quoting of '.' - -2007-06-06 Thomas Quinot <quinot@adacore.com> - - * g-soccon.ads: Add new constant Thread_Blocking_IO, always True by - default, set False on a per-runtime basis. - (Need_Netdb_Buffer): New constant. - - * g-socket.ads, g-socket.adb: Import new package - GNAT.Sockets.Thin.Task_Safe_NetDB. - (Raise_Host_Error): Use Host_Error_Message from platform-specific thin - binding to obtain proper message. - (Close_Selector): Use GNAT.Sockets.Thin.Signalling_Fds.Close. - Replace various occurrences of Arry (Arry'First)'Address with the - equivalent Arry'Address (GNAT always follows implementation advice from - 13.3(14)). - (Get_Host_By_Address, Get_Host_By_Name, - Get_Service_By_Name, Get_Service_By_Port): Do not use GNAT.Task_Lock; - instead, rely on platform-specific task safe netdb operations provided - by g-socthi. - - * g-socthi.ads, g-socthi.adb (Initialize): Remove obsolete formal - parameter Process_Blocking_IO. - (Host_Error_Messages): Add stub body. - (GNAT.Sockets.Thin.Signalling_Fds): New procedure Close. - (Safe_Gethostbyname, Safe_Gethostbyaddr, Safe_Getservbyname, - Safe_Getservbyport): Move functions into new child package - Task_Safe_NetDB. - (Nonreentrant_Gethostbyname, Nonreentrant_Gethostbyaddr, - Nonreentrant_Getservbyname, Nonreentrant_Getservbyport): New routines. - (In_Addr): Add alignment clause. - -2007-06-06 Robert Dewar <dewar@adacore.com> - - * g-trasym.ads, g-traceb.ads: Update list of supported targets - Add note about symbolic traceback - -2007-06-06 Pascal Obry <obry@adacore.com> - - * hostparm.ads (Normalized_CWD): Use the host directory separator - instead of the hardcoded forward slash which is not the proper - character on Windows for example. - (Java_VM): Removed. - -2007-06-06 Vincent Celier <celier@adacore.com> - Arnaud Charlet <charlet@adacore.com> - - * a-clrefi.adb, a-clrefi.ads: New files - - * impunit.adb: Add s-os_lib in the list of user visible units. - (Non_Imp_File_Names_95): Add a-clrefi to this list - Remove obsolete run-time entries. - (Non_Imp_File_Names_05): Add Ada 2005 entries for: - "a-exetim" -- Ada.Execution_Time - "a-extiti" -- Ada.Execution_Time.Timers - - * mlib-prj.ads, mlib-prj.adb - (Build_Library): Use untouched object dir and library dir. At the - same time makes sure that the checks are done using the canonical - form. Removes hard-coded directory separator and use the proper host - one instead. - (Process_Project): Do not look in object directory to check if libgnarl - is needed for a library, if there is no object directory. - (Build_Library): Scan the ALI files to decide if libgnarl is needed for - linking. - (Build_Library): When invoking gnatbind, use a response file if the - total size of the arguments is too large. - - * Makefile.rtl: (g-sttsne): New object file. - Add entry for a-clrefi, s-utf_32, System.Exceptions - - * Make-lang.in: Remove bogus dependency of s-memory.o on memtrack.o. - (GNAT_ADA_OBJS, GNATBIND_OBJS): Add s-except.o. - (GNATBIND_OBJS): Add new objects a-clrefi.o and a-comlin.o - Change g-string to s-string, g-os_lib to s-os_lib - Change all g-utf_32 references to s-utf_32 - -2007-06-06 Tristan Gingold <gingold@adacore.com> - Olivier Hainque <hainque@adacore.com> - - * init.c: Do not adjust IP of an imported VMS exception of ia64. - LIB$STOP is called to raise an exception and the IP of the exception - is the instruction right after the call. - (__gnat_adjust_context_for_raise, AIX): Implement. - (__gnat_error_handler, AIX): Accept SIGINFO related arguments and call - adjust_context_for_raise before Raise_From_Signal_Hanler. - (__gnat_install_handler, AIX): Add SA_SIGINFO to the sa_flags, to ensure - siginfo is passed to the handler, necessary to let the zcx propagation - engine unwind past it. - -2007-06-06 Olivier Hainque <hainque@adacore.com> - - * initialize.c (__gnat_initialize for vxworks): Update documentation - on the ZCX support, using different sets of crtstuff objects than with - GCC 3.4. - -2007-06-06 Robert Dewar <dewar@adacore.com> - - * layout.ads, layout.adb (Adjust_Esize_Alignment): Move spec to package - spec from body - (Layout_Type): Fix recomputation of size from alignment. - -2007-06-06 Ed Schonberg <schonberg@adacore.com> - Javier Miranda <miranda@adacore.com> - - * sem_ch12.adb (Analyze_Associations): Diagnose use of an others - association in an instance. - (Copy_Generic_Node): If the node is a string literal, no need to copy - its descendants. - (Is_Generic_Formal): For a formal subprogram, the declaration is the - grandparent of the entity. - (Analyze_Formal_Interface_Type): Transform into a full type declaration, - to simplify handling of formal interfaces that derive from other formal - interfaces. - (Instantiate_Subprogram_Body): The defining unit name of the body of - the instance should be a defining identifier. - (Install_Formal_Packages): make global to the package, for use in - instantiations of child units. - (Analyze_Package_Instantiation): Do not attempt to set information on an - enclosing master of an entry when expansion is disabled. - (Instantiate_Type): If the actual is a tagged synchronized type and the - generic ancestor is an interface, create a generic actual for the - corresponding record. - (Analyze_Formal_Derived_Interface_Type): Rewrite as a derived type - declaration, to ensure that the interface list is processed correctly. - (Inline_Instance_Body): If enclosing scope is an instance body, remove - its entities from visibiility as well. - (Pre_Analyze_Actuals): if the actual is an allocator with constraints - given with a named association, analyze the expression only, not the - discriminant association itself. - (Reset_Entity): If the analysis of a selected component is transformed - into an expanded name in the prefix of a call with parameters, do not - transform the original node into an expanded name, to prevent visibility - errors in the case of nested generics. - (Check_Private_View): For an array type, check whether the index types - may need exchanging. - -2007-06-06 Arnaud Charlet <charlet@adacore.com> - Vincent Celier <celier@adacore.com> - - * lib-writ.adb: Handle Convention_CIL in addition to Convention_Java, - since both are separated. - Add support for imported CIL packages. - Add further special handling of "value_type" for CIL. - Add special handling of pragma Import for CIL. - - * make.ads, make.adb: When switch -eS is used, direct all outputs to - standard output instead of standard error, except errors. - (Absolute_Path): Use untouched casing for the parent directory. - (Add_Library_Search_Dir): Use the untouched directory name. - (Add_Source_Search_Dir): Idem. - (Change_To_Object_Directory): Update output to use proper casing. - (Create_Binder_Mapping_File): Use the untouched filename to set - ALI_Name. - (Gnatmake): Use untouched library and executable directory names. - (Insert_Project_Sources): Use untouched filename for spec and body. - (Is_In_Object_Directory): Use untouched object directory. - (Mark_Directory): Idem. - (Collect_Arguments_And_Compile): Ensure that Full_Source_File always - contains the non-canonical filename in all cases. - (Change_To_Object_Directory): In verbose mode, display the name of the - object directory we're changing to. - (Compile_Sources): Make sure, when a project file is used, to compile - the body of the unit, when there is one, even when only the spec is - recorded in an ALI file. - (Gcc_Switches, Binder_Switches, Linker_Switches): Tables moved from the - spec to the body. - (Report_Compilation_Failed): New procedure - (Bind, Display_Commands, Compile_Sources, Initialize, Scan_Make_Arg): - procedures moved from the spec to the body. - (Extract_Failure): Removed, not used - Replace explicit raises of exception Bind_Failed and Link_Failed with - calls to Make_Failed with the proper message. - Replace explicit raises of exception Compilation_Failed with calls to - procedure Report_Compilation_Failed. - (Initialize): Create mapping files unconditionally when using project - files. - - * sem_mech.adb: (Name_CIL, Name_CIL_Constructor, Convention_CIL, - Pragma_CIL_Constructor): New names. - - * targparm.ads, targparm.adb - (Compiler_System_Version): Removed, no longer used. - (Get_Target_Parameters): Relax checks on system.ads validity. Add - handling of two new system flags: JVM and CLI. - -2007-06-06 Jose Ruiz <ruiz@adacore.com> - Arnaud Charlet <charlet@adacore.com> - - * Makefile.in (LIBGNAT_TARGET_PAIRS for VxWorks 6): For the RTP run - time, use the default s-interr body that provides interrupt support - based on signals. - (LIBGNAT_TARGET_PAIRS for x86-linux): Use specialized versions of - a-exetim.ad{s,b}, a-extiti.ad{s,b}, a-rttiev.ad{s,b}, s-osinte.ad{s,b}, - g-soccon.ads, and s-taprop.adb for the marte run time. - (EXTRA_GNATRTL_TASKING_OBJS for x86-linux): Execution time clocks and - timers are supported on marte. - (EH_MECHANISM for marte): Do not use ZCX. - (THREADSLIB for marte): Use -lmarte. - Add mlib-tgt-vms.o to the list of objects for gnatmake for VMS - Add mlib-tgt-specific.o to gnatmake objects - mlib-tgt-<platforms>.adb is now the body of MLib.Tgt.Specific, no - longer of MLib.Tgt. - (LIBGNAT_TARGET_PAIRS for vxworks): When building a run time for VxWorks - 6, either kernel or rtp, use a specialized version of s-osinte.ads. - -2007-06-06 Pascal Obry <obry@adacore.com> - - * mkdir.c (__gnat_mkdir): Add support for UTF-8. - -2007-06-06 Vincent Celier <celier@adacore.com> - - * mlib.ads, mlib.adb (Build_Library): Do not use hard-coded directory - separator, use instead the proper host directory separator. - (Copy_ALI_Files): Make sure that an already existing ALI file in the - ALI copy dir is writable, before doing the copy. - - * mlib-utl.ads, mlib-utl.adb: - (Gcc): If length of command line is too long, put the list of object - files in a response file, if this is supported by the platform. - (Ar): If invocation of the archive builder is allowed to be done in - chunks and building it in one shot would go above an OS dependent - limit on the number of characters on the command line, build the archive - in chunks. - -2007-06-06 Vincent Celier <celier@adacore.com> - - * osinte-c.ads, osint-c.adb (Set_Library_Info_Name): Fail if base name - of specified object file is not equal to base name of source. - -2007-06-06 Javier Miranda <miranda@adacore.com> - Hristian Kirtchev <kirtchev@adacore.com> - Ed Schonberg <schonberg@adacore.com> - - * sem_ch3.adb (Process_Full_View): Propagate the CPP_Class attribute to - the full type declaration. - (Analyze_Component_Declaration): Add local variable E to capture the - initialization expression of the declaration. Replace the occurences of - Expression (N) with E. - (OK_For_Limited_Init_In_05): Allow initialization of class-wide - limited interface object with a function call. - (Array_Type_Declaration): If the declaration lacks subtype marks for - indices, create a simple index list to prevent cascaded errors. - (Is_Null_Extension): Ignore internal components created for secondary - tags when checking whether a record extension is a null extension. - (Check_Abstract_Interfaces): Add missing support for interface subtypes - and generic formals. - (Derived_Type_Declaration): Add missing support for interface subtypes - and generic formals. - (Analyze_Object_Declaration): If an initialization expression is - present, traverse its subtree and mark all allocators as static - coextensions. - (Add_Interface_Tag_Component): When looking for components that may be - secondary tags, ignore pragmas that can appear within a record - declaration. - (Check_Abstract_Overriding): an inherited function that dispatches on - result does not need to be overriden if the controlling type is a null - extension. - (Mentions_T): Handle properly a 'class attribute in an anonymous access - component declaration, when the prefix is an expanded name. - (Inherit_Component): If the derivation is for a private extension, - inherited components remain visible and their ekind should not be set - to Void. - (Find_Type_Of_Object): In the case of an access definition, always set - Is_Local_Anonymous_Access. We were previously not marking the anonymous - access type of a return object as a local anonymous type. - (Make_Index): Use Ambiguous_Character to report ambiguity on a discrete - range with character literal bounds. - (Constrain_Array): Initialize the Packed_Array_Type field to Empty. - (Access_Subprogram_Declaration): Indicate that the type declaration - depends on an incomplete type only if the incomplete type is declared - in an open scope. - (Analyze_Subtype_Declaration): Handle properly subtypes of - synchronized types that are tagged, and that may appear as generic - actuals. - (Access_Subprogram_Declaration): An anonymous access to subprogram can - appear as an access discriminant in a private type declaration. - (Add_Interface_Tag_Components): Complete decoration of the component - containing the tag of a secondary dispatch table and the component - containing the offset to the base of the object (this latter component - is only generated when the parent type has discriminants --as documented - in this routine). - (Inherit_Components): Use the new decoration of the tag components to - improve the condition that avoids inheriting the components associated - with secondary tags of the parent. - (Build_Discriminanted_Subtype): Indicate to the backend that the - size of record types associated with dispatch tables is known at - compile time. - (Analyze_Subtype_Declaration): Propagate Is_Interface flag when needed. - (Analyze_Interface_Declaration): Change setting of Is_Limited_Interface - to include task, protected, and synchronized interfaces as limited - interfaces. - (Process_Discriminants): Remove the setting of - Is_Local_Anonymous_Access on the type of (anonymous) access - discriminants of nonlimited types. - (Analyze_Interface_Type_Declaration): Complete the decoration of the - class-wide entity it is is already present. This situation occurs if - the limited-view has been previously built. - (Enumeration_Type_Declaration): Initialize properly the Enum_Pos_To_Rep - field. - (Add_Interface_Tag_Components.Add_Tag): Set the value of the attribute - Related_Interface. - -2007-06-06 Ed Schonberg <schonberg@adacore.com> - - * sem_aggr.adb (Resolve_Record_Aggregate): Ignore internal components - of the type that specify the position of interface tags when the type - inherits discriminated array components from the parent type. - If a component is initialized with a box, check for the presence of a - default expression in its declaration before using its default - initialization procedure. - (Resolve_Record_Aggregate): If a component is box-initialized, and the - component type has a discriminants, create a partial aggregate for it - by copying the discriminants of the component subtype. - Reject attempt to initialize a discriminant with a box. - (Array_Aggr_Subtype): Indicate to the backend that the size of arrays - associated with dispatch tables is known at compile time. - (Get_Value): If an association in a record aggregate has a box - association, and the corresponding record component has a default - expression, always copy the default expression, even when the - association has a single choice, in order to create a proper - association for the expanded aggregate. - -2007-06-06 Ed Schonberg <schonberg@adacore.com> - Robert Dewar <dewar@adacore.com> - - * par-ch12.adb (P_Generic_Associations): The source position of an - Others association is that of the others keyword, not that of the token - that follows the box. - (P_Formal_Type_Definition): Handle formal access types that carry a - not null indicator. - - * par-ch3.adb (P_Known_Discriminant_Part_Opt, P_Component_Items): If - multiple identifier are present, save Scan_State before scanning the - colon, to ensure that separate trees are constructed for each - declaration. - (P_Identifier_Declarations): For object declaration, set new flag - Has_Init_Expression if initialization expression present. - (P_Null_Exclusion): Properly diagnose NOT NULL coming before NULL - Improve NOT NULL error messages - -2007-06-06 Robert Dewar <dewar@adacore.com> - - * par-ch4.adb: (P_Name): Recover from literal used as name - -2007-06-06 Vincent Celier <celier@adacore.com> - - * prep.ads, prep.adb (Expression): New Boolean parameter Complemented, - defaulted to False. - In the "not" case, recursive call with Complemented set to True. - Do not allow "or" or "and" operators when Complemented is True. - -2007-06-06 Vincent Celier <celier@adacore.com> - - * prj.adb (Project_Empty): Gives default value for new component - Libgnarl_Needed - - * prj-attr.ads: Minor reformatting - - * prj-env.ads, prj-env.adb (For_All_Object_Dirs): Register object - directory using the untouched casing. - (For_All_Source_Dirs): Idem. - - * prj-ext.ads, prj-ext.adb (Search_Directories): New table to record - directories specified with switches -aP. - (Add_Search_Project_Directory): New procedure - (Initialize_Project_Path): Put the directories in table - Search_Directories in the project search path. - (Initialize_Project_Path): For VMS, transform into canonical form the - project path. - -2007-06-06 Arnaud Charlet <charlet@adacore.com> - - * restrict.ads, restrict.adb (No_Exception_Handlers_Set): Only return - true if configurable run-time or No_Run_Time is set. - (Set_Restriction): Avoid setting restriction No_Elaboration_Code when - processing an unit which is not the one being compiled. - -2007-06-06 Arnaud Charlet <charlet@adacore.com> - - * s-arit64.adb: Replace System.Pure_Exceptions by Ada 05 syntax. - Replace UC by Ada.UC - - * s-bitops.adb: Get rid of System.Pure_Exceptions. - Replace UC by Ada.UC - -2007-06-06 Robert Dewar <dewar@adacore.com> - - * scng.adb: (Check_End_Of_Line): Deal with very long lines - -2007-06-06 Robert Dewar <dewar@adacore.com> - - * sem.ads, sem.adb (Semantics): Save and restore Global_Discard_Names - Remove no longer used nodes. - -2007-06-06 Javier Miranda <miranda@adacore.com> - Ed Schonberg <schonberg@adacore.com> - Robert Dewar <dewar@adacore.com> - - * sem_ch10.ads, sem_ch10.adb (Analyze_Compilation_Unit): Disable check - on obsolescent withed unit in case of limited-withed units. - (Analyze_Compilation_Unit): Add guard to code that removed an - instantiation from visibility, to prevent compiler aborts when - instantiation is abandoned early on. - (Install_Limited_Withed_Unit): Recognize a limited-with clause on the - current unit being analyzed, and Distinguish local incomplete types - from limited views of types declared elsewhere. - (Build_Limited_Views.Decorate_Tagged_Type): Add documentation - to state that the class-wide entity is shared by the limited-view - and the full-view. - (Analyze_With_Clause): Improve placement of flag for case of - unimplemented unit. - (Analyze_With_Clause): Recognize use of GNAT.Exception_Traces in a - manner similar to GNAT.Current_Exception. This is a violation of - restriction (No_Exception_Propagation), and also inhibits the - optimization of local raise to goto. - (Analyze_With_Clause): Check for Most_Recent_Exception being with'ed, - and if so set Most_Recent_Exception_Used flag in Opt, and also check - for violation of restriction No_Exception_Propagation. - -2007-06-06 Javier Miranda <miranda@adacore.com> - Hristian Kirtchev <kirtchev@adacore.com> - Gary Dismukes <dismukes@adacore.com> - - * sem_ch11.adb (Analyze_Exception_Handlers): Add barrier to avoid the - use of entity Exception_Occurrence if it is not available in the - target run-time. - - * sem_ch9.adb (Analyze_Protected_Type, Analyze_Task_Type): When - concurrent types are declared within an Ada 2005 generic, build their - corresponding record types since they are needed for overriding-related - semantic checks. - (Analyze_Protected_Type): Rearrange and simplify code for testing that a - protected type does not implement a task interface or a nonlimited - interface. - (Analyze_Task_Type): Rearrange and simplify code for testing that a task - type does not implement a protected interface or a nonlimited interface. - (Single_Task_Declaration, Single_Protected_Declaration): use original - entity for variable declaration, to ensure that debugging information - is correcty generated. - (Analyze_Protected_Type, Analyze_Task_Type): Do not call expander - routines if the expander is not active. - (Analyze_Task_Body): Mark all handlers to stop optimization of local - raise, since special things happen for task exception handlers. - - * sem_disp.adb (Check_Controlling_Formals): Add type retrieval for - concurrent types declared within a generic. - (Check_Dispatching_Operation): Do not emit warning about late interface - operations in the context of an instance. - (Check_Dispatching_Call): Remove restriction against calling a - dispatching operation with a limited controlling result. - (Check_Dispatching_Operation): Replace calls to Fill_DT_Entry and - Register_Interface_DT_Entry by calls to Register_Primitive. - (Check_Dispatching_Formals): Handle properly a function with a - controlling access result. - -2007-06-06 Robert Dewar <dewar@adacore.com> - Arnaud Charlet <charlet@adacore.com> - - * sem_ch13.adb (Analyze_Attribute_Definition_Clause, case Stream_Size): - Check for restriction No_Implementation_Attributes if in Ada 95 mode. - (Storage_Pool): Do not crash when RE_Stack_Bounded_Pool is not available - (Analyze_Attribute_Definition_Clause [External_Tag]): Generate error - message when using a VM, since this attribute is not supported. - (Analyze_Record_Representation_Clause): Give unrepped component warnings - - * usage.adb: Add new warning for renaming of function return objects - Indicate that -gnatwp and -gnatwP concern front-end inlining - Add line for -gnatyg - Add usage information for -gnatw.c/C - -2007-06-06 Robert Dewar <dewar@adacore.com> - Ed Schonberg <schonberg@adacore.com> - - * sem_ch5.adb - (Find_Var): Do not consider function call in test for infinite loop - warning if warnings set off for function entity. - (One_Bound): Do not create a temporary for a loop bound if it is a - character literal. - (Analyze_Assignment): Traverse the right hand side of an assignment and - mark all allocators as static coextensions. - (Analyze_Assignment): Exempt assignments involving a dispatching call - to a function with a controlling access result from the check requiring - the target to be class-wide. - -2007-06-06 Hristian Kirtchev <kirtchev@adacore.com> - Ed Schonberg <schonberg@adacore.com> - Robert Dewar <dewar@adacore.com> - Javier Miranda <miranda@adacore.com> - - * sem_res.ads, sem_res.adb (Process_Allocator): Do not propagate the - chain of coextensions when an allocator serves as the root of such a - chain. - (Propagate_Coextensions): Remove the test for the root being an - allocator. - (Resolve_Allocator): Add condition to ensure that all future decoration - occurs on an allocator node. Add processing and cleanup for static - coextensions. - (Valid_Conversion): If the operand type is the limited view of a - class-wide type, use the non-limited view is available to determine - legality of operation. - (Ambiguous_Character): move to spec, for use elsewhere. - (Ambiguous_Character): Handle Wide_Wide_Character in Ada 2005 mode - (Resolve_Range): Diagnose properly an ambiguous range whose bounds are - character literals. - (Resolve_Arithmetic_Op): Call Activate_Division_Check instead of setting - Do_Division_Check flag explicitly. - (Resolve_Actuals): If the actual is of a synchronized type, and the - formal is of the corresponding record type, this is a call to a - primitive operation of the type, that is declared outside of the type; - the actual must be unchecked-converted to the type of the actual - (Resolve_Call): Kill all current values for any subprogram call if - flag Suppress_Value_Tracking_On_Call is set. - (Resolve_Type_Conversion): Generate error message the the operand - or target of interface conversions come from a limited view. - (Check_Infinite_Recursion): Ignore generated calls - (Check_Allocator_Discrim_Accessibility): New procedure for checking - that an expression that constrains an access discriminant in an - allocator does not denote an object with a deeper level than the - allocator's access type. - (Resolve_Allocator): In the case of an allocator initialized by an - aggregate of a discriminated type, check that associations for any - access discriminants satisfy accessibility requirements by calling - Check_Allocator_Discrim_Accessibility. - (Resolve_Equality_Op): Handle comparisons of anonymous access to - subprogram types in the same fashion as other anonymous access types. - (Resolve_Concatenation_Arg): Remove initial character '\' in an error - message that is not a continuation message. - (Resolve_Type_Conversion): Add missing support for conversion to - interface type. - (Resolve_Actuals): Introduce a transient scope around the call if an - actual is a call to a function returning a limited type, because the - resulting value must be finalized after the call. - (Resolve_Actuals): If the call was given in prefix notations, check - whether an implicit 'Access reference or implicit dereference must be - added to make the actual conform to the controlling formal. - -2007-06-06 Robert Dewar <dewar@adacore.com> - Javier Miranda <miranda@adacore.com> - - * sem_ch7.adb (Check_Anonymous_Access_Types): Fix error for null body - (Derive_Inherited_Private_Subprogram): Code cleanup. In case of explicit - overriding of an inherited private subprogram now there is no need to - inherit its dispatching slot and reduce the size of the dispatch table. - Set_All_DT_Position now ensures that the same slot is now assigned to - both entities. This is required to statically build the dispatch table. - (Declare_Inherited_Private_Subprograms): Rewriten to avoid the need - of calling Set_All_DT_Position to re-evaluate the position of the - entries in the dispatch table. Such reevaluation is not desired if - the tagged type is already frozen. - -2007-06-06 Hristian Kirtchev <kirtchev@adacore.com> - Gary Dismukes <dismukes@adacore.com> - Robert Dewar <dewar@adacore.com> - Javier Miranda <miranda@adacore.com> - - * sem_util.ads, sem_util.adb (May_Be_Lvalue): A prefix of an attribute - reference acts as an lvalue when the attribute name modifies the prefix - (Is_Coextension_Root): New routine. - (Mark_Static_Coextensions): New routine. - (Type_Access_Level): Revise code for checking the level of the - anonymous access type of a return object. - (Safe_To_Capture_Value): Not safe to capture if Address_Taken - (Matches_Prefixed_View_Profile): Remove the no longer necessary - retrieval of the corresponding controlling record type. - (Find_Overridden_Synchronized_Primitive): Code cleanup. Add handling of - concurrent types declared within a generic as well as class wide types. - Emit a mode incompatibility error whenever a protected entry or routine - override an interface routine whose first parameter is not of mode - "out", "in out" or access to variable. - (Overrides_Synchronized_Primitive): Rename to - Find_Overridden_Synchronized_Primitive. - (Collect_Interface_Components): New subprogram that collects all the - components of a tagged record containing tags of secondary dispatch - tables. - (Add_Global_Declaration): New procedure - (Abstract_Interface_List): Handle properly the case of a subtype of a - private extension. - (Type_Access_Level): In the case of a type whose parent scope is a - return statement, call Type_Access_Level recursively on the enclosing - function's result type to determine the level of the return object's - type. - (Build_Elaboration_Entity): Build name of elaboration entity from the - scope chain of the entity, rather than the unit name of the file name. - (Check_Nested_Access): New procedure. - (Has_Up_Level_Access, Set_Has_Up_Level_Access): New procedures. - (Find_Direct_Name, Note_Possible_Modification): Use Check_Nested_Access. - (Get_Renamed_Entity): Utility routine for performing common operation - of chasing the Renamed_Entity field of an entity. - -2007-06-06 Robert Dewar <dewar@adacore.com> - - * sem_elab.adb (Check_A_Call): Specialize elaboration warnings on - elaboration model - (Check_A_Call): Add check for entry call which was causing blowup - -2007-06-06 Olivier Hainque <hainque@adacore.com> - - * raise-gcc.c (__gnat_eh_personality): Tweak the signature and add - special code on ia64-vms to handle major incompatibilities between the - GCC unwinding ABI and the VMS Condition Handling Facility, both calling - this routine with a very different set of arguments and expectations on - the return value. - -2007-06-06 Thomas Quinot <quinot@adacore.com> - - * socket.c (__gnat_close_signalling_fd): New function. - (__gnat_safe_gethostbyaddr, __gnat_safe_gethostbyname, - __gnat_safe_getservbyname, __gnat_safe_getservbyport): - New supporting functions for task safe Netdb operations. - -2007-06-06 Thomas Quinot <quinot@adacore.com> - Olivier Hainque <hainque@adacore.com> - - * a-except-2005.ads, a-except-2005.adb - (Raise_From_Controlled_Operation): New procedure in - (private part of) Ada.Exceptions (standard runtime version). Used to - provide informational exception message when Program_Error is raised as - a result of an Adjust or Finalize operation propagating an exception. - (Rmsg_28): Fix description for E.4(18) check. - (Raise_Current_Excep): Call Debug_Raise_Exception just before - propagation starts, to let debuggers know about the event in a reliable - fashion. - Take the address of E and dereference to make sure it is homed on stack - and prevent the stores from being deleted, necessary for proper - debugger behavior on "break exception" hits. - (Local_Raise): Moved to System.Exceptions - - * s-finimp.adb (Raise_From_Finalize): Code to construct an appropriate - exception message from the current occurrence and raise Program_Error - has been moved to Ada.Exceptions.Raise_From_Controlled_Operation. - -2007-06-06 Jose Ruiz <ruiz@adacore.com> - Arnaud Charlet <charlet@adacore.com> - - * s-taprob.adb (Unlock): Change the ceiling priority of the underlying - lock, if needed. - - * s-taprop.ads (Set_Ceiling): Add this procedure to change the ceiling - priority associated to a lock. - - * s-tpoben.adb ([Vulnerable_]Complete_Task, Lock_Entries): Relax - assertion to take into account case of no abort restriction. - (Initialize_Protection_Entries): Add initialization for the field - New_Ceiling associated to the protected object. - (Unlock_Entries): Change the ceiling priority of the underlying lock, if - needed. - - * s-solita.adb (Get_Current_Excep): Moved back to s-tasini/s-tarest, - since this function needs to be set consistently with Update_Exception. - - * s-tarest.adb (Get_Current_Excep): Moved back to s-tasini/s-tarest, - since this function needs to be set consistently with Update_Exception. - - * s-taskin.ads: Update comments on - Interrupt_Server_Blocked_On_Event_Flag. - (Unbind_Handler): Fix handling of server_task wakeup - (Server_Task): Set self's state so that Unbind_Handler can take - appropriate actions. - (Common_ATCB): Now use a constant from System.Parameters to determine - the max size of the Task_Image field. - - * s-tassta.adb (Task_Wrapper): Now pass the overflow guard to the - Initialize_Analyzer function. - ([Vulnerable_]Complete_Task, Lock_Entries): Relax assertion to - take into account case of no abort restriction. - ([Vulnerable_]Complete_Master): Modify assertion. - - * s-tataat.adb (Finalize): Use the nestable versions of - Defer/Undefer_Abort. - - * s-tpobop.adb (Protected_Entry_Call): Relax assertion. - - * s-tpobop.ads: Update comments. - - * s-tposen.adb (Protected_Single_Entry_Call): Call Lock_Entry instead - of locking the object manually, to avoid inconsistencies between - Lock/Unlock_Entry assertions. - - * s-interr.ads, s-interr.adb (Server_Task): Fix race condition when - terminating - application and System.Parameters.No_Abort is True. - Update comments on Interrupt_Server_Blocked_On_Event_Flag. - (Unbind_Handler): Fix handling of server_task wakeup - (Server_Task): Set self's state so that Unbind_Handler can take - appropriate actions. - -2007-06-06 Thomas Quinot <quinot@adacore.com> - - * s-finroo.ads, s-finroo.adb (Read, Write): Use null procedure - declarations instead of an explicit null body, for conciseness. - -2007-06-06 Robert Dewar <dewar@adacore.com> - - * sem_eval.adb (Eval_Relational_Op): nothing to do if an operand is an - illegal aggregate and the type is still Any_Composite. - (Subtypes_Statically_Match): Fix problem of empty discriminant list - -2007-06-06 Ed Schonberg <schonberg@adacore.com> - - * sem_smem.adb (Check_Shared_Var): Check explicitly for as task object, - to prevent subsequent expansion. - -2007-06-06 Robert Dewar <dewar@adacore.com> - - * sinput-l.ads, sinput-l.adb: implement a new pragma No_Body - -2007-06-06 Ed Schonberg <schonberg@adacore.com> - Robert Dewar <dewar@adacore.com> - - * sprint.ads, sprint.adb (Sprint_Node_Actual): Output aggregate for - exceptions. - (Write_Itype): Handle case of string literal subtype, which - comes up in this context. - (Update_Itype): when debugging expanded code, update sloc of itypes - associated with defining_identifiers and ranges, for gdb use. - (Sprint_Node_Actual): Add static keyword to object or exception - declaration output if Is_Statically_Allocated is True. - (Sprint_End_Label): Set entity of end marker for a subprogram, package, - or task body, so that the tree carries the proper Sloc information for - debugging use. - (Write_Indent): In Dump_Source_Text mode, ignore implicit label nodes - -2007-06-06 Arnaud Charlet <charlet@adacore.com> - - * s-secsta.adb (Chunk): Ensure this object has a static size known at - compile time, to avoid dynamic memory allocation - (Elaboration code): Only use dynamic memory allocation when needed. - -2007-06-06 Quentin Ochem <ochem@adacore.com> - - * s-stausa.ads, s-stausa.adb (Initialize_Analyzer): Added parameter - "Overflow_Guard". - (Stack_Analyzer): Added field "Overflow_Guard" - (Task_Result): Added field "Overflow_Guard". - (Index_Str): New constant. - (Task_Name_Str): New constant. - (Actual_Size_Str): New constant. - (Pattern_Array_Element_Size): New constant. - (Get_Usage_Range): New subprogram. - (Output_Result): Added parameter Max_Size_Len and Max_Actual_Use_Len. - Now align the output. - Added comments. - (Initialize): Added value for Overflow_Guard. - (Fill_Stack): Use constant Pattern_Array_Elem_Size when relevant. - Update the value of the overflow guard according to the actual - beginning of the pattern array. - (Initialize_Analyzer): Added parameter Overflow_Guard. - Take this parameter into accound when computing the max size. - (Compute_Result): Use constant Pattern_Array_Elem_Size when relevant. - (Report_Result): Removed extra useless procedure. - Updated call to Output_Result. - Moved full computation of the Task_Result here. - -2007-06-06 Thomas Quinot <quinot@adacore.com> - - * g-soccon-darwin.ads, gen-soccon.c: Add new constant - Thread_Blocking_IO, always True by default, set False on a per-runtime - basis. - Add Windows-specific constants - Add new constant Need_Netdb_Buffer. - Add new macros to indicate whether getXXXbyYYY is thread safe and, if - not, whether to use getXXXbyYYY_r. - - * gsocket.h: Add new constant Need_Netdb_Buffer. - Add new macros to indicate whether getXXXbyYYY is thread safe and, if - not, whether to use getXXXbyYYY_r. - -2007-06-06 Eric Botcazou <ebotcazou@adacore.com> - - * s-stoele.ads, s-stoele.adb: Move inline_always subprograms earlier - than their first call. - Add type Dummy_Communication_Block used in the generation of the pre- - defined dispatching primitive _disp_asynchronous_select. - (Storage_Element): Put Pragma Universal_Aliasing on it. - -2007-06-06 Vincent Celier <celier@adacore.com> - - * a-dirval-vms.adb, a-dirval.ads, a-dirval.adb (Windows): New Boolean - function. - - * a-dirval-mingw.adb (Is_Valid_Path_Name): Forbid a path with a drive - letter if it is not followed by a '/' or a '\'. - (Windows): New Boolean function - - * a-direct.ads, a-direct.adb: Remove unnecessary and misplaced pragma - Ada 2005. - (Containing_Directory): On Windows, keep at least one '/' or '\' after a - drive letter. - (Containing_Directory): Raise Use_Error when the directory is a root - directory. - (Extension): When returning the result, use a conversion to Result_Type, - not a qualification. - -2007-06-06 Robert Dewar <dewar@adacore.com> - - * stylesw.ads, stylesw.adb (Set_GNAT_Style_Check): New procedure - (Set_Style_Check_Options): Recognize new -gnatyg style switch - - * switch-c.adb (Scan_Front_End_Switches, case -gnatg): Set - Warn_On_Non_Local_Exception to False, to turn off warnings for - No_Exception_Propagation in ZFP runtime. - (Scan_Front_End_Switches): Fix handling of --RTS switch for non GCC - back-ends. - (Scan_Front_End_Switches): For 'g', call Set_GNAT_Style_Checks - -2007-06-06 Vincent Celier <celier@adacore.com> - - * switch-b.adb (Scan_Binder_Switches): Add processing for new - switches -R and -Z - - * switch-m.adb (Normalize_Compiler_Switches): Do not record switch -E - (Scan_Make_Switches): Recognize new switch -aP - -2007-06-06 Matthew Gingell <gingell@adacore.com> - Jose Ruiz <ruiz@adacore.com> - - * s-stchop-vxworks.adb (Set_Stack_Info): Instead of trying to map the - VxWorks task descriptor in the Ada run time, call a C subprogram - (__gnat_get_stack_info) that extracts the required information. - - * sysdep.c: Back out temporary lynxos workaround. - (__gnat_get_stack_info): Add this procedure that passes to the Ada run - time the stack information associated to the currently executing task. - Only VxWorks systems require this function. - -2007-06-06 Eric Botcazou <ebotcazou@adacore.com> - - * tracebak.c (FRAME_OFFSET): Add parameter FP. On SPARC/Solaris, do not - add the stack bias if the offset is computed from a frame address. - (__gnat_backtrace): Adjust for above change. - -2007-06-06 Thomas Quinot <quinot@adacore.com> - - * types.h, types.ads: Rename PE_Illegal_CW_Actual_E_4_18 to - PE_Non_Transportable_Actual. - (By_Descriptor_Last): New constant. - (By_Copy_Return): Likewise. - -2007-06-06 Vincent Celier <celier@adacore.com> - - * vms_conv.adb (Process_Argument): Keep arguments starting with '+' as - is. - - * vms_data.ads: Add entries for -gnatw.x and -gnatw.X - /STYLE_CHECKS=GNAT: Change meaning to -gnatyg - /GNAT_INTERNAL: New compiler qualifier corresponding to -gnatg - Add missing comment for /OPTIMIZE=SPACE - Add entry for OPTIMIZE=SPACE - Add new qualifier /ALL_PROJECTS (= -U) for GNAT LIST - Add documentation for new qualifiers corresponding to -gnatw.c/.C - -2007-06-06 Vincent Celier <celier@adacore.com> - Robert Dewar <dewar@adacore.com> - - * xgnatugn.adb: Allow dots to be used in ug_words (-gnatw.c and - -gnatw.C) - - * gnat_ugn.texi: Fix ordering of -g switch for gnatmake - Document gnatbind switch -a - (case Constructions): Document that variables declarations are allowed - for previously declared variables. - Fix external lib project example - -gnatg: Indicate new VMS qualifier /GNAT_INTERNAL - Indicate that "#if not X or Y then" is not allowed in input files to - gnatprep. - Document gnatw.x and gnatw.X warning flags - Mention -Winline switch to activate warnings when back-end inlining is - ineffective. - Add gnatcheck rule descriptions - Describe how to use the GNAT driver to call a tool on a closure. - Describe how to run project-wide checks or metrics. - Document gnatbind's -R option - Updated to account for Ada 2005 support - - * gnat_rm.texi (Case Construction): Allow variable declarations for - previously declared variables. - (Representation Clauses and Pragmas): Lift restriction on alignment - clauses for record types. - (Ada.Characters.*): Fix typo in reference to A.3.3(27). - Document No_Exception_Propagation restriction - Document No_Body pragma - Updated to account for Ada 2005 support; corrected some typos - (Implementation Defined Pragmas): Document pragma Universal_Aliasing. - - * gnat-style.texi: Make it clear that we never use mode IN for - procedures or functions - - * ug_words: Add entries for -gnatw.x and -gnatw.X - Add entries for -gnatw.c/.C - -2007-06-06 Pascal Obry <obry@adacore.com> - Vincent Celier <celier@adacore.com> - - * makegpr.adb (Add_Archive_Path): Use untouched object and library - dirs and library name. - (Build_Global_Archive): Idem. Minor code clean-up. Removes duplicate - comments. - (Build_Library): Idem. - (Compile_Individual_Sources): Idem. - (Compile_Link_With_Gnatmake): Idem. - (Compile_Sources): Idem. - (Get_Imported_Directories): Idem. - (Link_Executables): Idem. Same change for the executable dir. - (Check_Compilation_Needed): C_Source_Path new variable containing - the canonical form of Source_Path to check against the source names - in the dependency file. - (Build_Global_Archive, Compile_Individual_Sources, Compile_Sources): In - verbose mode, display the name of the object directory we're changing - to. - (Saved_Switches): New name of table X_Switches - (Scan_Arg): Recognize new switch -aP and save in table Saved_Switches - (Usage): New line for switch -aP - (Get_Imported_Directories.Add): Make sure that Add_Arg is True before - testing if a directory should be added to the search path. - -2007-06-06 Javier Miranda <miranda@adacore.com> - - * a-cidlli.ads, a-cdlili.ads, a-cohama.ads, a-coinve.ads, - a-convec.ads (Empty_Vector, Empty_Map, Empty_List): Move this object - declaration after freezing point of all its associated tagged types; - otherwise such types are frozen too early. - -2007-06-06 Robert Dewar <dewar@adacore.com> - - * a-reatim.adb: Documentation addition - - * g-cgideb.adb: Minor code reorganization - - * tree_io.adb, treepr.adb, cstand.adb, krunch.adb, par.adb, - mdll-utl.adb, par-ch5.adb, par-tchk.adb, s-exctab.ads, s-memory.ads, - s-osprim.ads, s-restri.ads, s-soflin.ads: Minor reformatting. - - * debug.ads, debug.adb (Get_Debug_Flag_K): Remove unused obsolete - function. Change name New_Scope to Push_Scope - (Get_Debug_Flag_K): Remove unused obsolete function. - - * exp_ch8.adb, inline.adb, sem_ch8.ads: Change name New_Scope to - Push_Scope. - - * makeusg.adb: Update Copyright notice - Add line for switch -aP - - * makeusg.adb: Fix wording of some usage messages - - * s-assert.adb (Raise_Assert_Failure): Add call to - Debug_Raise_Assert_Failure. - - * s-unstyp.ads (type Packed_Bytes2): Change alignment to use 'Min - (2, Standard'Alignment) for compatibility with AAMP (where alignment - is restricted to 1). - - * s-wchjis.adb: Remove use of System.Pure_Exceptions - - * tbuild.ads, tbuild.adb (Make_Implicit_Exception_Handler): Set the - node location to No_Location when we're not debugging the expanded - code. - -2007-05-22 Alexandre Oliva <aoliva@redhat.com> - - * misc.c (enumerate_modes): Consider log2_b to always be one. - -2007-05-14 Rafael Ávila de Espíndola <espindola@google.com> - - * misc.c (LANG_HOOKS_UNSIGNED_TYPE): Remove. - -2007-05-02 Pascal Obry <obry@adacore.com> - - * gnatchop.adb (Write_Source_Reference_Pragma): Change implementation - to use Stream_IO.File_Type. This is needed to make use of the UTF-8 - encoding support of Stream_IO. - (Write_Unit): Idem. - - * adaint.h, adaint.c (__gnat_os_filename): New routine. Returns the - filename and corresponding encoding to match the OS requirement. - (__gnat_file_exists): Do not call __gnat_stat() on Windows as this - routine will fail on specific devices like CON: AUX: ... - - PR ada/29856: Add missing braces - -2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com> - - PR ada/31660 - * ada-tree.h (lang_tree_node): Fix typo in chain_next. - -2007-04-21 Jan Hubicka <jh@suse.cz> - - * misc.c (gnat_expand_body): Don't call target for destructors, - avoid redundant check on syntax errors. - -2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com> - - * ada-tree.h (lang_tree_node): Use GENERIC_NEXT - instead of checking GIMPLE_STMT_P in chain_next. - -2007-04-17 Andreas Krebbel <krebbel1@de.ibm.com> - - PR ada/31576 - * system-linux-alpha.ads: Disable constant condition warning for the - Default_Bit_Order variable. - * system-linux-s390.ads: Likewise. - * system-linux-s390x.ads: Likewise. - * system-linux-sparc.ads: Likewise. - -2007-04-06 Javier Miranda <miranda@adacore.com> - Matt Heaney <heaney@adacore.com> - Robert Dewar <dewar@adacore.com> - - a-coprnu.ads, a-cohata.ads, a-chtgop.ads, a-chtgop.adb, a-cgcaso.ads, - a-cgarso.ads, a-secain.ads, a-slcain.ads, a-shcain.ads, a-chtgke.ads, - a-chtgke.ads, a-coprnu.ads, a-contai.ads, a-chtgke.ads, a-chtgke.adb, - a-stwiha.ads, a-strhas.ads, a-lfztio.ads, a-liztio.ads, a-llfzti.ads, - a-llizti.ads, a-sfztio.ads, a-siztio.ads, a-ssizti.ads, a-stzfix.ads, - a-stzhas.ads, a-szuzha.ads, a-tiunio.ads, a-wwunio.ads, a-ztcoio.ads, - a-ztinio.ads, a-zttest.ads, a-zzunio.ads, a-astaco.ads, a-charac.ads, - a-chlat1.ads, ada.ads, a-dynpri.ads, a-flteio.ads, a-fwteio.ads, - a-inteio.ads, a-intnam.ads, a-ioexce.ads, a-iwteio.ads, a-lfteio.ads, - a-lfwtio.ads, a-liteio.ads, a-liwtio.ads, a-llftio.ads, a-llfwti.ads, - a-llitio.ads, a-lliwti.ads, a-ncelfu.ads, a-ngcefu.ads, a-ngelfu.ads, - a-nlcefu.ads, a-nlcoty.ads, a-nlelfu.ads, a-nllcef.ads, a-nllcty.ads, - a-nllefu.ads, a-nscefu.ads, a-nscoty.ads, a-nselfu.ads, a-nucoty.ads, - a-nuelfu.ads, a-numeri.ads, a-sfteio.ads, a-sfwtio.ads, a-siteio.ads, - a-siwtio.ads, a-ssitio.ads, a-ssiwti.ads, a-storio.ads, a-strfix.ads, - a-string.ads, a-stwifi.ads, a-titest.ads, a-unccon.ads, a-uncdea.ads, - a-wtcoio.ads, a-wtinio.ads, a-wttest.ads, calendar.ads, directio.ads, - i-c.ads, ioexcept.ads, machcode.ads, sequenio.ads, text_io.ads, - unchconv.ads, unchdeal.ads, a-widcha.ads, a-zchara.ads, a-stboha.ads, - a-stfiha.ads, a-coteio.ads, a-envvar.ads, a-lcteio.ads, a-llctio.ads, - a-scteio.ads, a-swbwha.ads, a-swfwha.ads, a-szbzha.ads, a-szfzha.ads, - a-tiboio.ads, a-wwboio.ads, a-zzboio.ads, a-dispat.ads, a-tgdico.ads, - expander.adb, g-socket.ads, par-labl.adb, sinput-c.adb, s-tarest.ads, - s-stchop.ads, g-expect-vms.adb, s-taprop-lynxos.adb, - s-taprop-tru64.adb, s-taprop-irix.adb, - s-taprop-hpux-dce.adb, s-traceb-hpux.adb, - s-taprop-linux.adb, s-taprop-dummy.adb, s-osprim-unix.adb, - s-osprim-solaris.adb, s-taprop-solaris.adb, s-taprop-vms.adb, - s-osprim-mingw.adb, s-taprop-mingw.adb, s-osprim-posix.adb, - s-taprop-posix.adb, a-exexpr-gcc.adb, a-ststio.adb, a-ststio.ads, - a-textio.adb, a-textio.ads, a-tideau.adb, a-tideau.ads, a-witeio.adb, - a-witeio.ads, a-wtdeau.adb, a-wtdeau.ads, g-calend.adb, g-calend.ads, - g-dirope.adb, g-expect.ads, gnatchop.adb, g-spipat.adb, g-spipat.ads, - s-direio.adb, s-direio.ads, s-fatgen.adb, s-fatgen.ads, s-parint.adb, - s-sequio.adb, s-sequio.ads, s-taprop.ads, s-valdec.adb, s-valdec.ads, - s-valint.adb, s-valint.ads, s-vallld.adb, s-vallld.ads, s-vallli.adb, - s-vallli.ads, s-valllu.adb, s-valllu.ads, s-valrea.adb, s-valrea.ads, - s-valuns.adb, s-valuns.ads, s-valuti.adb, s-valuti.ads, xref_lib.adb, - s-stchop.adb, i-vxwork-x86.ads, a-crbtgo.ads, a-crbtgo.adb, - a-coorse.ads, a-coorse.adb, a-cohama.ads, a-cohama.adb, a-ciorse.ads, - a-ciorse.adb, a-cihama.ads, a-cihama.adb, a-chtgop.ads, a-chtgop.ads, - a-coormu.adb, a-ciormu.adb, a-cihase.adb, a-cihase.ads, a-cohase.adb, - a-cohase.ads, a-swuwha.ads, a-ciormu.ads, a-coormu.ads, a-rbtgso.ads, - a-stunha.ads, a-ciorma.adb, a-coorma.adb, a-ztdeau.adb, a-ztdeau.ads, - a-ztexio.adb, a-ztexio.ads: Addition of null-exclusion to anonymous - access types. - Update documentation. - Minor rewording. - -2007-04-06 Robert Dewar <dewar@adacore.com> - - * system-linux-ia64.ads, system-freebsd-x86.ads, system-lynxos-ppc.ads, - system-lynxos-x86.ads, system-linux-x86_64.ads, system-tru64.ads, - system-vxworks-sparcv9.ads, system-solaris-x86.ads, system-irix-o32.ads, - system-irix-n32.ads, system-hpux.ads, system-vxworks-m68k.ads, - system-linux-x86.ads, system-vxworks-mips.ads, system-interix.ads, - system-solaris-sparc.ads, system-solaris-sparcv9.ads, system-vms.ads, - system-mingw.ads, system-vms-zcx.ads, system-vxworks-ppc.ads, - system-vxworks-alpha.ads, system-vms_64.ads, system-darwin-ppc.ads, - system-vxworks-x86.ads, system-linux-ppc.ads, system-linux-hppa.ads, - system-hpux-ia64.ads, targparm.adb, - targparm.ads (Functions_Return_By_DSP_On_Target): Removed - - * system.ads: Move Functions_Return_By_DSP to obsolete section, - kept for bootstrap purposes only. - -2007-04-06 Arnaud Charlet <charlet@adacore.com> - - * s-osinte-lynxos-3.ads, s-osinte-hpux.ads, s-osinte-solaris-posix.ads, - s-osinte-freebsd.ads, s-osinte-aix.ads, s-osinte-darwin.ads, - s-taprop-posix.adb (Create_Task): Fix handling of Task_Info. - (PTHREAD_SCOPE_PROCESS, PTHREAD_SCOPE_SYSTEM): New constants. - -2007-04-06 Robert Dewar <dewar@adacore.com> - - * a-except.adb, a-except.ads, a-except-2005.ads, a-except-2005.adb - (Local_Raise): New dummy procedure called when a raise is converted - to a local goto. Used for debugger to detect that the exception - is raised. - - * debug.adb: Document new d.g flag (expand local raise statements to - gotos even if pragma Restriction (No_Exception_Propagation) is not set) - - * exp_sel.adb: Use Make_Implicit_Exception_Handler - - * exp_ch11.adb (Expand_Exception_Handlers): Use new flag -gnatw.x to - suppress warnings for unused handlers. - (Warn_If_No_Propagation): Use new flag -gnatw.x to suppress - warnings for raise statements not handled locally. - (Get_RT_Exception_Entity): New function - (Get_Local_Call_Entity): New function - (Find_Local_Handler): New function - (Warn_If_No_Propagation): New procedure - (Expand_At_End_Handler): Call Make_Implicit_Handler - (Expand_Exception_Handlers): Major additions to deal with local handlers - (Expand_N_Raise_Constraint_Error, Expand_N_Raise_Program_Error, - Expand_N_Raise_Storage_Error, (Expand_N_Raise_Statement): Add handling - for local raise - - * exp_ch11.ads (Get_RT_Exception_Entity): New function - (Get_Local_Call_Entity): New function - - * gnatbind.adb (Restriction_List): Add No_Exception_Propagation to list - of restrictions that the binder will never suggest adding. - - * par-ch11.adb (P_Exception_Handler): Set Local_Raise_Statements field - to No_Elist. - - * restrict.adb (Check_Restricted_Unit): GNAT.Current_Exception may not - be with'ed in the presence of pragma Restriction - (No_Exception_Propagation). - - * sem.adb (Analyze): Add entries for N_Push and N_Pop nodes - - * sem_ch11.adb (Analyze_Exception_Handler): If there is a choice - parameter, then the handler is not a suitable target for a local raise, - and this is a violation of restriction No_Exception_Propagation. - (Analyze_Handled_Statements): Analyze choice parameters in exception - handlers before analyzing statement sequence (needed for proper - detection of local raise statements). - (Analyze_Raise_Statement): Reraise statement is a violation of the - No_Exception_Propagation restriction. - - * s-rident.ads: Add new restriction No_Exception_Propagation - - * tbuild.ads, tbuild.adb (Make_Implicit_Exception_Handler): New - function, like Make_Exception_Handler but sets Local_Raise_Statements - to No_List. - (Add_Unique_Serial_Number): Deal with case where this is called during - processing of configuration pragmas. - -2007-04-06 Thomas Quinot <quinot@adacore.com> - Pat Rogers <rogers@adacore.com> - Pascal Obry <obry@adacore.com> - - * g-stsifd-sockets.adb: New file. - - * g-socthi.ads, g-socket.adb, g-socthi-vxworks.adb, - g-socthi-vxworks.ads, g-socthi-mingw.ads, g-socthi-vms.ads, - g-socthi-vms.adb: Move signalling - fd management to a nested package, so that they can conveniently be - moved to a subunit that is shared across Windows, VMS, and VxWorks - (Ada implementation) or completed with imported bodies from socket.c - (UNIX case). - (Read_Signalling_Fd, Write_Signalling_Fd, Create_Signalling_Fds): New - subprograms. - (Check_Selector): Use Read_Signalling_Fd to read and discard data from - the signalling file descriptor. - (Abort_Selector): Use Write_Signalling_Fd to write dummy data to the - signalling file descriptor. - (Create_Selector): Use new C-imported subprogram Create_Signalling_Fds - instead of creating a pair of sockets for signalling here. - - * g-socthi.adb: Ditto. - Set the runtime process to ignore SIGPIPEs on platforms that support - neither SO_NOSIGPIPE nor MSG_NOSIGNAL functionality. - - * g-socthi-mingw.adb: Ditto. - (WS_Version): Use Windows 2.2. - Use Winsock 2.2 (instead of 1.1) for the GNAT.Socket API. - - * g-soliop-mingw.ads: Link with ws2_32 for Windows 2.x support. - Use Winsock 2.2 (instead of 1.1) for the GNAT.Socket API. - - * Makefile.in: New libgnat pair g-stsifd.adb<g-stsifd-sockets.adb. - added GNAT byte swapping facility - Update FreeBSD THREADSLIB from -lc_r to -lpthread, for FreeBSD 6. - - * g-bytswa.adb, g-bytswa-x86.adb, g-bytswa.ads: New files. - - * socket.c (__gnat_read_signalling_fd, __gnat_write_controlling_fd): - New subprograms. - (__gnat_create_signalling_fds): New subprogram. - Set the runtime process to ignore SIGPIPEs on platforms that support - neither SO_NOSIGPIPE nor MSG_NOSIGNAL functionality. - -2007-04-06 Hristian Kirtchev <kirtchev@adacore.com> - Vincent Celier <celier@adacore.com> - - * a-calend-vms.ads, a-calend.ads, a-calend.adb, a-calend-vms.adb: - New version of Ada.Calendar which supports the new upper bound of Ada - time (2399-12-31 86_399.999999999). - The following modifications have been made to the package: - - New representation of time as count of nanoseconds since the start of - Ada time (1901-1-1 0.0). - - Target independent Split and Time_Of routines which service both - Ada 95 and Ada 2005 code. - - Target independent interface to the Ada 2005 children of Calendar. - - Integrated leap seconds into Ada 95 and Ada 2005 mode. - - Handling of non-leap centenial years. - - Updated clock function. - - Updated arithmetic and comparison operators. - - * a-caldel.adb (To_Duration): Add call to target independent routine in - Ada.Calendar to handle the conversion of time to duration. - - * sysdep.c (__gnat_localtime_tzoff): Test timezone before setting off - (UTC Offset). - If timezone is obviously incorrect (outside of -14 hours .. 14 hours), - set off to 0. - (__gnat_localtime_tzoff for Lynx and VxWorks): Even though these - targets do not have a natural time zone, GMT is used as a default. - (__gnat_get_task_options): New. - - * a-direct.adb (Modification_Time): Add with and use clauses for - Ada.Calendar and Ada. - Calendar.Formatting. Remove with clause for Ada.Unchecked_Conversion - since it is no longer needed. - (Duration_To_Time): Removed. - (OS_Time_To_Long_Integer): Removed. - (Modification_Time): Rewritten to use Ada.Calendar and Ada.Calendar. - Formatting Time_Of routines which automatically handle time zones, - buffer periods and leap seconds. - - * a-calari.ads, a-calari.adb ("+", "-", Difference): Add calls to - target independent routines in Ada.Calendar. - - * a-calfor.ads, a-calfor.adb: - Code cleanup and addition of validity checks in various routines. - (Day_Of_Week, Split, Time_Of): Add call to target independent routine in - Ada.Calendar. - - * a-catizo.ads, a-catizo.adb (UTC_Time_Offset): Add call to target - independent routine in Ada.Calendar. - -2007-04-06 Olivier Hainque <hainque@adacore.com> - - * adaint.c: - (convert_addresses): Adjust prototype and dummy definition to expect an - extra file_name argument. - - * gmem.c (__gnat_convert_addresses): Wrapper to convert_addresses, - filling the now expected file_name argument with the appropriate - argv[0] expansion. - (__gnat_gmem_a2l_initialize, __gnat_gmem_read_next_frame): Use it. - (tracebk): Array of void * instead of char *, corresponding to what - convert_addresses expects. - (exename): New static global, to hold the executable file name to be - used in all convert_addresses invocations. - (gmem_read_backtrace, __gnat_gmem_symbolic): Account for tracebk type - change. - (__gnat_gmem_a2l_initialize): Resolve exename. - (__gnat_convert_addresses): Use exename as the convert_addresses - file_name argument. - - * g-trasym.adb (Symbolic_Traceback): Adjust signature of imported - "convert_addresses", now expecting a filename argument. Import the - necessary entities to compute the filename to use and pass it to - convert_addresses. - -2007-04-06 Matt Gingell <gingell@adacore.com> - - * system-aix.ads: Back out previous change. - (Functions_Return_By_DSP): Removed - -2007-04-06 Pascal Obry <obry@adacore.com> - - * s-osprim-mingw.adb (Timed_Delay): Use the right clock (standard one - or the monotonic used by Ada.Real_Time) to compute the sleep duration - on Windows. - -2007-04-06 Jose Ruiz <ruiz@adacore.com> - - * s-osinte-vxworks.ads, s-osinte-vxworks.adb (VX_FP_TASK): Remove this - function. Its value changes in different VxWorks versions, and it is - now handled by the function __gnat_get_task_options. - - * s-taprop-vxworks.adb (Create_Task): Call the function - __gnat_get_task_options to get the required options for creating a task. - -2007-04-06 Pascal Obry <obry@adacore.com> - Thomas Quinot <quinot@adacore.com> - - * adaint.c: Replace all occurences of S2WS to S2WSU (Unicode) when - dealing with filename. - (__gnat_fopen): Call the proper macro (8bits or UTF8) to convert the - filename from a standard string to a wide-string depending on the - encoding value. - (__gnat_freopen): Idem. - (__gnat_current_time): New function (wrapper for time(3) standard C - function). - - * g-os_lib.ads (Current_Time): New function. Returns the current - system time as an OS_Time value. - - * s-osprim.ads (Clock): Add more precise definition of UNIX epoch. - (Monotonic_Clock): Same. - -2007-04-06 Quentin Ochem <ochem@adacore.com> - - * ali.ads, ali.adb (Get_Nat): Raise an exception if the file cursor is - not on a natural. - (Scan_ALI): Cancel the xref line if there has been a reading ALI error. - -2007-04-06 Jose Ruiz <ruiz@adacore.com> - - * a-retide.adb: Add elaboration code to ensure that the tasking run - time is initialized when using delay operations even when no task is - created. - -2007-04-06 Javier Miranda <miranda@adacore.com> - - * a-tags.ads, a-tags.adb (Object_Specific_Data): Remove - component Num_Prim_Ops. - (Set_Num_Prim_Ops): Removed. - Remove all the assertions because all the routines of this - package are inline always. - (Get_Offset_Index): Add support to primary dispatch tables. - Move the documentation about the dispatch table to a-tags.ads - (Set_External_Tag): Removed - (Inherit_TSD): Removed. - (Interface_Data_Element, Interfaces_Array, Interface_Data): Declarations - moved to a-tags.ads - (Displace, IW_Membership, Inherit_TSD, Interface_Ancestor_Tags, - Register_Interface_Tag, Set_Offset_To_Top): Update all the occurrences - of the TSD field "Table" because this field has been renamed to - "Ifaces_Table". - (Inherit_CPP_DT): Removed. - (K_Typeinfo, K_Offset_To_Top, K_Tagged_Kind, K_Signature, - Cstring, Tag_Table, Type_Specific_Data, Dispatch_Table): These - declarations have been moved to a-tags.ads - (Check_Size): Removed. - (Expanded_Name): Updated to get access to the new field of TSD - containing the address of the expanded name. - (Get_Access_Level/Set_Access_Level): Removed. - (Get_Predefined_Prim_Op_Address): Removed. - (Set_Predefined_Prim_Op_Address): Removed. - (Get_Prim_Op_Address/Set_Prim_Op_Address): Removed. - (Get_Remotely_Callable/Set_Remotely_Callable): Removed. - (Set_Expanded_Name): Removed. - (Inherit_DT): Removed. - (Inherit_CPP_DT): Removed. - (Set_RC_Offset): Removed. - (Set_TSD): Removed. - (Base_Address): New function that displaces "this" to point to the base - of the object (that is, to point to the primary tag of the object). - -2007-04-06 Ed Schonberg <schonberg@adacore.com> - Javier Miranda <miranda@adacore.com> - - * exp_ch3.ads, exp_ch3.adb (Analyze_N_Full_Type_Declaration): For an - anonymous access component, do not create a master_id if type already - has one, as may happen if the type is a subcomponent of a packed array - type. - (Build_Init_Procedure, Component_Needs_Simple_Initialization, - Initialize_Tag): Remove code associated with the old CPP pragmas. - CPP_Virtual and CPP_Vtable are no longer supported. - (Build_Offset_To_Top_Internal): Add support for concurrent record types - (Build_Offset_To_Top_Functions): Add support for concurrent record types - (Freeze_Record_Type): Remove call to - Init_Predefined_Interface_Primitives. - (Init_Secondary_Tags.Initialize_Tag): New subprogram containing all the - code required to initialize the tags of the secondary dispatch tables. - This leaves the algoritm more clear. - (Init_Secondary_Tags): Add support for concurrent record types - (Make_Predefined_Primitive_Specs): Code cleanup. - (Predefined_Primitive_Bodies): Code cleanup. - (Build_Master_Renaming): New local subprogram. - (Expand_N_Full_Type_Declaration): Build the master_id associated with - anonymous access to task type components. - (Expand_N_Subtype_Indication): The bounds of a range constraint in a - subtype indication are resolved during analysis, and must not be done - here. - (Stream_Operation_OK): Check Restriction_Active before RTE_Available. - -2007-04-06 Geert Bosch <bosch@adacore.com> - Ed Schonberg <schonberg@adacore.com> - Javier Miranda <miranda@adacore.com> - Bob Duff <duff@adacore.com> - - * exp_ch4.adb (Expand_N_Type_Conversion): Remove special processing - for conversion of a Float_Type'Truncation to integer. - - * exp_attr.adb (Is_Inline_Floating_Point_Attribute): New function to - check if a node is an attribute that can be handled directly by the - back end. - (Expand_N_Attribute_Reference): Suppress expansion of floating-point - attributes that can be handled directly by the back end. - (Expand_N_Attribute_Reference, case 'Access and 'Unchecked_Access): - use new predicate Is_Access_Protected_Subprogram_Type. - (Expand_N_Attribute_Reference, case 'Write): The reference is legal for - and Unchecked_Union if it is generated as part of the default Output - procedure for a type with default discriminants. - (Expand_N_Attribute_Reference): Avoid the expansion of dispatching calls - if we are compiling under restriction No_Dispatching_Calls. - (Constrained): Use Underlying_Type, in case the type is private without - discriminants, but the full type has discriminants. - (Expand_N_Attribute_Reference): Replace call to Get_Access_Level by - call to Build_Get_Access_Level. - (Expand_N_Attribute_Reference): The use of 'Address with class-wide - interface objects requires a call to the run-time subprogram that - returns the base address of the object. - (Valid_Conversion): Improve error message on illegal attempt to store - an anonymous access to subprogram value into a record component. - - * sem_res.adb (Resolve_Equality_Op): Detect ambiguity for "X'Access = - null". - (Simplify_Type_Conversion): New procedure that performs simplification - of Int_Type (Float_Type'Truncation (X)). - (Resolve_Type_Conversion): Call above procedure after resolving operand - and before performing checks. This replaces the existing ineffective - code in Exp_Ch4. - (Set_String_Literal_Subtype): When creating the internal static lower - bound subtype for a string literal, use a newly created copy of the - subtree representing the lower bound. - (Resolve_Call): Exclude build-in-place function calls from transient - scope treatment. Update comments to describe this exception. - (Resolve_Equality_Op): In case of dispatching call check violation of - restriction No_Dispatching_Calls. - (Resolve_Call): If the call returns an array, the context imposes the - component type of the array, and the function has one non-defaulted - parameter, rewrite the call as the indexing of a call with a single - parameter, to handle an Ada 2005 syntactic ambiguity for calls written - in prefix form. - (Resolve_Actuals): If an actual is an allocator for an access parameter, - the master of the created object is the innermost enclosing statement. - (Remove_Conversions): For a binary operator, check if type of second - formal is numeric, to check if an abstract interpretation is present - in the case of exponentiation as well. - -2007-04-06 Ed Schonberg <schonberg@adacore.com> - Bob Duff <duff@adacore.com> - - * atree.h, atree.ads, atree.adb (Copy_Node_With_Replacement): When - copying a parameter list in a call, set properly the First_Named_Formal - and Next_Named_Formal fields in the new list and in the enclosing call. - (Watch_Node,New_Node_Breakpoint,New_Node_Debugging_Output): Shorten - names, to ease typing in the debugger. Improve comments. - (Watch_Node): New variable, intended to be set in the debugger. - (New_Node_Breakpoint): New do-nothing procedure to set a breakpoint on, - called when the watched node is created. - (New_Node_Debugging_Output): Combined version of local procedures - New_Node_Debugging_Output and New_Entity_Debugging_Output, now global, - with a parameter so that conditional breakpoints like "if Node = 12345" - work. - (New_Node, New_Entity): Call the global New_Node_Debugging_Output. - Add Elist1 function - -2007-04-06 Thomas Quinot <quinot@adacore.com> - Ed Schonberg <schonberg@adacore.com> - Gary Dismukes <dismukes@adacore.com> - - * checks.ads, checks.adb (Selected_Range_Checks): No range check is - required for a conversion between two access-to-unconstrained-array - types. - (Expr_Known_Valid): Validity checks do not apply to discriminants, but - to discriminant constraints on discriminant objects. This rule must - apply as well to discriminants of protected types in private components. - (Null_Exclusion_Static_Checks): If No_Initialization is set on an - object of a null-excluding access type then don't require the - the object declaration to have an expression and don't emit a - run-time check. - -2007-04-06 Arnaud Charlet <charlet@adacore.com> - Eric Botcazou <botcazou@adacore.com> - - * gnatvsn.ads, comperr.adb (Get_Gnat_build_Type): Renamed Build_Type - and made constant. - - * comperr.ads, comperr.adb (Compiler_Abort): Add third parameter - Fallback_Loc. Use it as the sloc info when Current_Error_Node doesn't - carry any. - - * fe.h (Compiler_Abort): Add third parameter. - - * misc.c (internal_error_function): Build third argument from current - input location and pass it to Compiler_Abort. - -2007-04-06 Gary Dismukes <dismukes@adacore.com> - - * cstand.adb (Create_Standard): When the target's storage unit size is - greater than a byte, set Has_Non_Standard_Rep and Has_Pragma_Pack on - Standard_String. - -2007-04-06 Nicolas Roche <roche@adacore.com> - - * cstreams.c (__gnat_full_name): Fix issues on VxWorks 6.x for which - absolute path can have the following form: device:/a/b. In this case - '/' should be inserted between the path and the filename. - -2007-04-06 Olivier Hainque <hainque@adacore.com> - Eric Botcazou <botcazou@adacore.com> - - * decl.c (gnat_to_gnu_entity) <E_Constant>: Associate an external - VAR_DECL to a CONST_DECL we make for a public constant when we know the - corresponding definition has created the so made visible variable. - Handle anonymous access to protected subprogram. - (gnat_to_gnu_entity) <E_Variable>: Do not make the underlying type of an - object with an address clause volatile. Re-enable original fix. - <E_Subprogram_Type>: Set TYPE_REF_CAN_ALIAS_ALL on the reference type - too. - (gnat_to_gnu_entity) <E_Class_Wide_Type>: Retrieve the TYPE_DECL - associated with either the Equivalent or Root type, instead of the - naked type node. - (gnat_to_gnu_entity): Manually mark the top of the DECL_FIELD_OFFSET - subtree for every field of a global record type. - (gnat_to_gnu_entity) <E_Record_Subtype>: If the subtype has - discriminants, invoke again variable_size on its newly computed sizes. - -2007-04-06 Robert Dewar <dewar@adacore.com> - Thomas Quinot <quinot@adacore.com> - Ed Schonberg <schonberg@adacore.com> - Bob Duff <duff@adacore.com> - - * einfo.ads, einfo.adb: (First_Component_Or_Discriminant): New function - (Next_Component_Or_Discriminant): New function and procedure - (First_Index, First_Literal, Master_Id, - Set_First_Index, Set_First_Literal, Set_Master_Id): - Add missing Ekind assertions. - (Is_Access_Protected_Subprogram_Type): New predicate. - (Has_RACW): New entity flag, set on package entities to indicate that - the package contains the declaration of a remote accecss-to-classwide - type. - (E_Return_Statement): This node type has the Finalization_Chain_Entity - attribute, in case the result type has controlled parts. - (Requires_Overriding): Add this new flag, because "requires - overriding" is subtly different from "is abstract" (see AI-228). - (Is_Abstract): Split Is_Abstract flag into Is_Abstract_Subprogram and - Is_Abstract_Type. Make sure these are called only when appropriate. - (Has_Pragma_Unreferenced_Objects): New flag - - * exp_ch5.adb (Expand_N_Assignment_Statement): If the left-hand side is - class-wide, the tag of the right-hand side must be an exact match, not - an ancestor of that of the object on left-hand side. - (Move_Activation_Chain): New procedure to create the call to - System.Tasking.Stages.Move_Activation_Chain. - (Expand_N_Extended_Return_Statement): Generate code to call - System.Finalization_Implementation.Move_Final_List at the end of a - return statement if the function's result type has controlled parts. - Move asserts to Build_In_Place_Formal. - (Move_Final_List): New function to create the call statement. - (Expand_N_Assignment_Statement): In case of assignment to a class-wide - tagged type, replace generation of call to the run-time subprogram - CW_Membership by call to Build_CW_Membership. - (Expand_N_Return_Statement): Replace generation of call to the run-time - subprogram Get_Access_Level by call to Build_Get_Access_Level. - (Expand_N_Simple_Function_Return): Replace generation of call to the - run-time subprogram Get_Access_Level by call to Build_Get_Access_Level. - - * exp_ch6.ads, exp_ch6.adb (Expand_Call): Use new predicate - Is_Access_Protected_Subprogram_Type, to handle both named and anonymous - access to protected operations. - (Add_Task_Actuals_To_Build_In_Place_Call): New procedure to add the - master and chain actual parameters to a build-in-place function call - involving tasks. - (BIP_Formal_Suffix): Add new enumeration literals to complete the case - statement. - (Make_Build_In_Place_Call_In_Allocator, - Make_Build_In_Place_Call_In_Anonymous_Context, - Make_Build_In_Place_Call_In_Assignment, - Make_Build_In_Place_Call_In_Object_Declaration): Call - Add_Task_Actuals_To_Build_In_Place_Call with the appropriate master. - (Expand_Inlined_Call): If the subprogram is a null procedure, or a - stubbed procedure with a null body, replace the call with a null - statement without using the full inlining machinery, for efficiency - and to avoid invalid values in source file table entries. - - * exp_ch8.adb (Expand_N_Object_Renaming_Declaration): Add support for - renamings of calls to build-in-place functions. - - * rtsfind.adb (RTE_Record_Component_Available): New subprogram that - provides the functionality of RTE_Available to record components. - (RTU_Entity): The function Entity has been renamed to RTU_Entity - to avoid undesired overloading. - (Entity): New subprogram that returns the entity for the referened - unit. If this unit has not been loaded, it returns Empty. - (RE_Activation_Chain_Access, RE_Move_Activation_Chain): New entities. - Remove no longer used entities. - (RE_Finalizable_Ptr_Ptr, RE_Move_Final_List): New entities. - (RE_Type_Specific_Data): New entity. - (RE_Move_Any_Value): New entity. - (RE_TA_A, RE_Get_Any_Type): New entities. - (RE_Access_Level, RE_Dispatch_Table, E_Default_Prim_Op_Count, - RE_Prims_Ptr, RE_RC_Offset, RE_Remotely_Callable, - RE_DT_Typeinfo_Ptr_Size, RE_Cstring_Ptr, RE_DT_Expanded_Name): Added. - (Entity): New subprogram that returns the entity for the referened - unit. If this unit has not been loaded, it returns Empty. - (RTE): Addition of a new formal that extends the search to the scopes - of the record types found in the chain of the package. - - * sem_ch6.ads, sem_ch6.adb (Check_Overriding_Indicator): Print - "abstract subprograms must be visible" message, whether or not the type - is an interface; that is, remove the special case for interface types. - (Analyze_Function_Return): Remove error message "return of task objects - is not yet implemented" because this is now implemented. - (Create_Extra_Formals): Add the extra master and activation chain - formals in case the result type has tasks. - Remove error message "return of limited controlled objects is not yet - implemented". - (Create_Extra_Formals): Add the extra caller's finalization list formal - in case the result type has controlled parts. - (Process_Formals): In case of access formal types there is no need - to continue with the analysis of the formals if we already notified - errors. - (Check_Overriding_Indicator): Add code to check overriding of predefined - operators. - (Create_Extra_Formals): Prevent creation of useless Extra_Constrained - flags for formals that do not require them,. - (Enter_Overloaded_Entity): Do not give -gnatwh warning message unless - hidden entity is use visible or directly visible. - (Analyze_Abstract_Subprogram_Declaration,Analyze_Subprogram_Body, - Analyze_Subprogram_Declaration,Analyze_Subprogram_Specification, - Check_Conventions,Check_Delayed_Subprogram,Make_Inequality_Operator, - New_Overloaded_Entity): Split Is_Abstract flag into - Is_Abstract_Subprogram and Is_Abstract_Type. - - * s-finimp.ads, s-finimp.adb (Move_Final_List): New procedure to move - a return statement's finalization list to the caller's list, used for - build-in-place functions with result type with controlled parts. - Remove no longer used entities. - - * s-taskin.ads (Activation_Chain): Remove pragma Volatile. It is no - longer needed, because the full type is now limited, and therefore a - pass-by-reference type. - (Foreign_Task_Level): New constant. - - * s-tassta.ads, s-tassta.adb (Move_Activation_Chain): New procedure to - move tasks from the activation chain belonging to a return statement to - the one passed in by the caller, and update the master to the one - passed in by the caller. - (Vulnerable_Complete_Master, Check_Unactivated_Tasks): Check the master - of unactivated tasks, so we don't kill the ones that are being returned - by a build-in-place function. - (Create_Task): Ignore AI-280 for foreign threads. - -2007-04-06 Ed Schonberg <schonberg@adacore.com> - Robert Dewar <dewar@adacore.com> - Bob Duff <duff@adacore.com> - Gary Dismukes <dismukes@adacore.com> - - * errout.adb (Unwind_Internal_Type): Use predicate - Is_Access__Protected_Subprogram_Type. - - * freeze.adb (Size_Known): Use First/Next_Component_Or_Discriminant - (Freeze_Entity, packed array case): Do not override explicitly set - alignment and size clauses. - (Freeze_Entity): An entity declared in an outer scope can be frozen if - the enclosing subprogram is a child unit body that acts as a spec. - (Freeze_Entity): Use new predicate Is_Access_Protected_Subprogram_Type. - (Freeze_Record_Type): New Ada 2005 processing for reverse bit order - Remove all code for DSP option - - * layout.adb (Layout_Record_Type): Use First/ - Next_Component_Or_Discriminant - (Layout_Type): Use new predicate Is_Access_Protected_Subprogram_Type, - to handle properly the anonymous access case. - - * sem_attr.adb (Build_Access_Object_Type): Use E_Access_Attribute_Type - for all access attributes, because overload resolution should work the - same for 'Access, 'Unchecked_Access, and 'Unrestricted_Access. This - causes the error message for the ambiguous "X'Access = Y'Access" and - "X'Unrestricted_Access = Y'Access" and so forth to match. - (Resolve_Attribute, case 'Access): Remove use of Original_Access_Type, - now that anonymous access to protected operations have their own kind. - (Resolve_Attribute): In case of dispatching call check the violation of - restriction No_Dispatching_Calls. - (Check_Array_Type): Check new -gnatyA array index style option - - * sem_ch3.ads, sem_ch3.adb (Derived_Type_Declaration): Reject an - attempt to derive from a synchronized tagged type. - (Analyze_Type_Declaration): If there is a incomplete tagged view of the - type, inherit the class-wide type already created, because it may - already have been used in a self-referential anonymous access component. - (Mentions_T): Recognize self-referential anonymous access components - that use (a subtype of) the class-wide type of the enclosing type. - (Build_Derived_Record_Type): Add earlier setting of Is_Tagged_Type. Pass - Derived_Type for Prev formal on call to - Check_Anonymous_Access_Components rather than Empty. - (Make_Incomplete_Type_Declaration): Add test for case where the type has - a record extension in deciding whether to create a class-wide type, - rather than just checking Tagged_Present. - (Replace_Anonymous_Access_To_Protected_Subprogram): Procedure applies - to stand-alone object declarations as well as component declarations. - (Array_Type_Declaration): Initialize Packed_Array_Type to Empty, to - prevent accidental overwriting when enclosing package appears in - a limited_with_clause. - (Array_Type_Declaration): If the component type is an anonymous access, - the associated_node for the itype is the type declaration itself. - (Add_Interface_Tag_Components): Modified to support concurrent - types with abstract interfaces. - (Check_Abstract_Interfaces): New subprogram that verifies the ARM - rules 3.9.4 (15/2), 9.1 (9.d/2) and 9.4 (11.d/2). - (Build_Derived_Record_Type): Add call to Analyze_Interface_Declaration - to complete the decoration of synchronized interface types. Add also - a call to Check_Abstract_Interfaces to verify the ARM rules. - (Derive_Interface_Subprograms): Modified to support concurrent types - with abstract interfaces. - (Analyze_Subtype_Indication): Resolve the range with the given subtype - mark, rather than delaying the full resolution depending on context. - (Analyze_Component_Declaration,Analyze_Interface_Declaration, - Analyze_Object_Declaration,Analyze_Subtype_Declaration, - Array_Type_Declaration,Build_Derived_Record_Type, - Build_Discriminated_Subtype,Check_Abstract_Overriding,Check_Completion, - Derive_Interface_Subprograms,Derive_Subprogram,Make_Class_Wide_Type, - Process_Full_View,Record_Type_Declaration): Split Is_Abstract flag into - Is_Abstract_Subprogram and Is_Abstract_Type. Make sure these are - called only when appropriate. - (Copy_And_Swap): Copy Has_Unreferenced_Objects flag from full type - to private type. - (Analyze_Subtype_Declaration): For an access subtype declaration, create - an itype reference for the anonymous designated subtype, to prevent - scope anonmalies in gigi. - (Build_Itype_Reference): New utility, to simplify construction of such - references. - -2007-04-06 Vincent Celier <celier@adacore.com> - - * errutil.adb (Initialize): Initialize warnings table, if all warnings - are suppressed, supply an initial dummy entry covering all possible - source locations. - - * make.adb (Scan_Make_Arg): Reject options that should start with "--" - and start with only one, such as "-RTS=none". - (Collect_Arguments): Do not check for sources outside of projects. - Do not collect arguments if project is externally built. - (Compile_Sources): Do nothing, not even check if the source is up to - date, if its project is externally built. - (Compile): When compiling a predefined source, add -gnatpg - as the second switch, after -c. - (Compile_Sources): Allow compilation of Annex J renames without -a - (Is_In_Object_Directory): Check if the ALI file is in the object - even if there is no project extension. - (Create_Binder_Mapping_File): Only put a unit in the mapping file for - gnatbind if the ALI file effectively exists. - (Initialize): Add the directory where gnatmake is invoked in front of - the path if it is invoked from a bin directory, even without directory - information, so that the correct GNAT tools will be used when spawned - without directory information. - - * makeusg.adb: Change switch -S to -eS - Add lines for new switches -we, -wn and -ws - Add line for new switch -p - - * prj-proc.adb (Process): Set Success to False when Warning_Mode is - Treat_As_Error and there are warnings. - - * switch-m.ads, switch-m.adb (Normalize_Compiler_Switches): Do not skip - -gnatww Change gnatmake switch -S to -eS - (Scan_Make_Switches): Code reorganisation. Process separately multi - character switches and single character switches. - (Scan_Make_Switches): New Boolean out parameter Success. Set Success to - False when switch is not recognized by gnatmake. - (Scan_Make_Switches): Set Setup_Projects True when -p or - --create-missing-dirs is specified. - - * fname.adb (Is_Predefined_File_Name): Return True for annex J - renamings Calendar, Machine_Code, Unchecked_Conversion and - Unchecked_Deallocation only when Renamings_Included is True. - - * par.adb: Allow library units Calendar, Machine_Code, - Unchecked_Conversion and Unchecked_Deallocation to be recompiled even - when -gnatg is not specified. - (P_Interface_Type_Definition): Remove the formal Is_Synchronized because - there is no need to generate always a record_definition_node in case - of synchronized interface types. - (SIS_Entry_Active): Initialize global variable to False - (P_Null_Exclusion): For AI-447: Add parameter Allow_Anonymous_In_95 to - indicate cases where AI-447 says "not null" is legal. - - * makeutl.ads, makeutil.adb (Executable_Prefix_Path): New function - - * makegpr.adb (Check_Compilation_Needed): Take into account dependency - files with with several lines starting with the object fileb name. - (Scan_Arg): Set Setup_Projects True when -p or --create-missing-dirs - is specified. - (Initialize): Add the directory where gprmake is invoked in front of the - path, if it is invoked from a bin directory or with directory - information, so that the correct GNAT tools will be used when invoked - directly. - (Check_Compilation_Needed): Process correctly backslashes on Windows. - - * vms_data.ads: Update switches/qualifiers - -2007-04-06 Ed Schonberg <schonberg@adacore.com> - Thomas Quinot <quinot@adacore.com> - - * exp_aggr.adb: - If the array component is a discriminated record, the array aggregate - is non-static even if the component is given by an aggregate with - static components. - (Expand_Record_Aggregate): Use First/Next_Component_Or_Discriminant - (Convert_Aggr_In_Allocator): If the allocator is for an access - discriminant and the type is controlled. do not place on a finalization - list at this point. The proper list will be determined from the - enclosing object. - (Build_Record_Aggr_Code): If aggregate has box-initialized components, - initialize record controller if needed, before the components, to ensure - that they are properly finalized. - (Build_Record_Aggr_Code): For the case of an array component that has a - corresponding array aggregate in the record aggregate, perform sliding - if required. - -2007-04-06 Javier Miranda <miranda@adacore.com> - Gary Dismukes <dismukes@adacore.com> - Ed Schonberg <schonberg@adacore.com> - - * exp_ch13.adb (Expand_External_Tag_Definition): Replace call to the - run-time subprogram Set_External_Tag by call to Build_Set_External_Tag. - - * exp_ch4.adb (Expand_Allocator_Expression): Don't perform a run-time - accessibility on class-wide allocators if the allocator occurs at the - same scope level as the allocator's type. The check is guaranteed to - succeed in that case, even when the expression originates from a - parameter of the containing subprogram. - (Expand_N_Op_Eq): Do nothing in case of dispatching call if compiling - under No_Dispatching_Calls restriction. During the semantic analysis - we already notified such violation. - (Tagged_Membership): Constant folding. There is no need to check - the tag at run-time if the type of the right operand is non - class-wide abstract. - Replace call to Is_Ancestor by call to Is_Parent - to support concurrent types with interface types. - (Expand_N_Allocator): Add an assertion associated with the generation - of the master_id. - (Expand_N_Slice): Do not enable range check to nodes associated - with the frontend expansion of the dispatch table. - (Is_Local_Access_Discriminant): Subsidiary function to - Expand_N_Allocator. - (Tagged_Membership): Replace generation of call to the run-time - subprogram CW_Membership by call to Build_CW_Membership. - (Expand_Allocator_Expression): Replace generation of call to the - run-time subprogram Get_Access_Level by call to Build_Get_Access_Level. - - * exp_disp.ads, exp_disp.adb (Make_DT): Code reorganization to - initialize most the TSD components by means of an aggregate. - Modify the declaration of the object containing the TSD - because we now expand code that has a higher level of abstraction. - The TSD has a discriminant containing the Inheritance Depth Level, - value that is used in the membership test but also to fix the size - of the table of ancestors. - (Expand_Interface_Conversion): Insert function body at the closest place - to the conversion expression, to prevent access-before-elaboration - errors in the backend. - Code improved to reduce the size of the dispatch table if - compiling under restriction No_Dispatching_Calls plus code cleanup. - Code reorganization plus removal of calls to Set_Num_Prim_Ops - (Make_Secondary_DT): Remove call to Set_Num_Prim_Ops. - (Expand_Dispatching_Call): Minor code reorganization plus addition of - code to return immediately if compiling under No_Dispatching_Calls - restriction. - (Set_All_DT_Position): Remove code associated with the old CPP pragmas. - CPP_Virtual and CPP_Vtable are no longer supported. - (Expand_Interface_Conversion): Add missing support for interface type - derivations. - (Expand_Interface_Actuals): Replace calls to Is_Ancestor by calls to - Is_Parent to support concurrent types with interfaces. - (Init_Predefined_Interface_Primitives): Removed. - (Make_Secondary_DT): Modified to support concurrent record types. - (Set_All_DT_Position): Modified to support concurrent record types. - (Ada_Actions, Action_Is_Proc, Action_Nb_Arg): Remove entries associated - with Get_External_Tag, Inherit_TSD, Set_External_Tag. - (Ada_Actions, Action_Is_Proc, Action_Nb_Arg): Remove entry associated - with CW_Membership. - (Ada_Actions, Action_Is_Proc, Action_Nb_Arg): Remove entries associated - with Get_Access_Level, Get_Predefined_Prim_Op_Address, - Get_Prim_Op_Address Get_RC_Offset, Get_Remotely_Callable, Inherit_DT, - Set_Access_Level, Set_Expanded_Name, Set_Predefined_Prim_Op_Address, - Set_Prim_Op_Address, Set_RC_Offset, Set_Remotely_Callable, Set_TSD. - (Expand_Dispatching_Call): Replace generation of call to the run-time - subprograms Get_Predefined_Prim_Op_Address and Get_Prim_Op_Address by - calls to Build_Get_Predefined_Prim_Op_Address, and Build_Get_Prim_Op_ - Address. - (Fill_DT_Entry, Fill_Secondary_DT_Entry): Replace generation of call to - the run-time subprograms Set_Predefined_Prim_Op_Address and Set_Prim_ - Op_Address by calls to Build_Set_Predefined_Prim_Op_Address, and - Build_Set_Prim_Op_Address. - (Get_Remotely_Callable): Subprogram removed. - (Init_Predefined_Interface_Primitives): Replace generation of call to - the run-time subprograms Inherit_DT by call to Build_Inherit_Predefined_ - Prims. - - * sem_elab.adb (Set_Elaboration_Constraint): Replace the call to - First (Parameter_Associations ()) with the call to First_Actual that - returns an actual parameter expression for both named and positional - associations. - - * sem_disp.adb (Check_Dispatching_Call): In case of dispatching call - check violation of restriction No_Dispatching_Calls. - (Check_Controlling_Type): A formal of a tagged incomplete type is a - controlling argument. - - * exp_util.ads, exp_util.adb (Type_May_Have_Bit_Aligned_Components): Use - First/Next_Component_Or_Discriminant - (Insert_Actions): Add entries for new N_Push and N_Pop nodes - (Find_Implemented_Interface): Removed. All the calls to this subprogram - specify Any_Limited_Interface, and this functionality is already - provided by the function Has_Abstract_Interfaces. - (Find_Interface, Find_Interface_Tag, Find_Interface_ADT): Modified to - support concurrent types implementing interfaces. - (Find_Implemented_Interface): Removed. All the calls to this subprogram - specify kind Any_Limited_Interface, and this functionality is already - provided by the function Has_Abstract_Interfaces. - (Remove_Side_Effects): replace Controlled_Type by - CW_Or_Controlled_Type whenever the issue is related to - using or not the secondary stack. - - * par-ch12.adb (P_Formal_Type_Definition): Update calls to - P_Interface_Type_Definition to fulfill the new interface (the formal - Is_Synchronized is no longer required). - - * Make-lang.in (GNAT_ADA_OBJS): Addition of exp_atag.o - Update dependencies. - - * exp_atag.ads, exp_atag.adb: New file - -2007-04-06 Ed Schonberg <schonberg@adacore.com> - Bob Duff <duff@adacore.com> - Cyrille Comar <comar@adacore.com> - - * exp_ch7.ads, exp_ch7.adb (Find_Final_List): If the access type is - anonymous, use finalization list of enclosing dynamic scope. - (Expand_N_Package_Declaration): For a library package declaration - without a corresponding body, generate RACW subprogram bodies in the - spec (just as we do for the task activation call). - (Convert_View): Split Is_Abstract flag into Is_Abstract_Subprogram and - Is_Abstract_Type. Make sure these are called only when appropriate. - Remove all code for DSP option - (CW_Or_Controlled_Type): new subprogram. - -2007-04-06 Eric Botcazou <botcazou@adacore.com> - Ed Schonberg <schonberg@adacore.com> - Gary Dismukes <dismukes@adacore.com> - - * exp_ch9.ads, exp_ch9.adb (Family_Offset): Add new 'Cap' boolean - parameter. If it is set to true, return a result capped according to - the global upper bound for the index of an entry family. - (Family_Size): Add new 'Cap' boolean parameter. Pass it to Family_Offset - (Build_Find_Body_Index): Adjust for above change. - (Entry_Index_Expression): Likewise. - (Is_Potentially_Large_Family): New function extracted from... - (Collect_Entry_Families): ...here. Call it to detect whether the family - is potentially large. - (Build_Entry_Count_Expression): If the family is potentially large, call - Family_Size with 'Cap' set to true. - (Expand_N_Protected_Type_Declaration, Expand_N_Protected_Body): Generate - a protected version of an operation declared in the private part of - a protected object, because they may be invoked through a callback. - (Set_Privals): If the type of a private component is an anonymous access - type, do not create a new itype for each protected body. - If the body of a protected operation creates - controlled types (including allocators for class-widetypes), the - body of the corresponding protected subprogram must include a - finalization list. - (Build_Activation_Chain_Entity): Build the chain entity for extended - return statements. - (Type_Conformant_Parameters): Use common predicate Conforming_Types - to determine whether operation overrides an inherited primitive. - (Build_Wrapper_Spec): Add code to examine the parents while looking - for a possible overriding candidate. - (Build_Simple_Entry_Call): Set No_Initialization on the object used to - hold an actual parameter value since its initialization is separated - from the the declaration. Prevents errors on null-excluding access - formals. - -2007-04-06 Thomas Quinot <quinot@adacore.com> - Pablo Oliveira <oliveira@adacore.com> - - * exp_dist.ads, exp_dist.adb (Build_To_Any_Call, Build_From_Any_Call): - Do an Unchecked_Conversion to handle the passage from the Underlying - Type to the Base Type when calling Build_To_Any_Call and - Build_From_Any_Call. - (Build_Actual_Object_Declaration): Set Object's Ekind to E_Variable or - E_Constant, depending upon Variable formal. - (GARLIC_Support.Build_Subprogram_Receiving_Stubs, - PolyORB_Support.Build_Subprogram_Receiving_Stubs): For a formal - parameter that requires an extra constrained parameter, declare - temporary for actual as a variable, not a constant. - (Add_RACW_Primitive_Declarations_And_Bodies): Generate bodies only when - the unit being compiled is the one that contains the stub type. - Change primitive operation name for the RACW associated with a RAS - from Call to _Call so it cannot clash with any legal identifier. - (PolyORB_Support.Add_RACW_Write_Attribute): Remove unused constant - Is_RAS. - (Append_RACW_Bodies): New subprogram. - (Expand_Receiving_Stubs_Bodies): Pass a 'Stmts' list to - Add_Receiving_Stubs_To_Declarations functions. - When expanding a package body, this list correspond to the - statements in the HSS at the end of the pacakge. - When expanding a package spec, this list correspond to the - spec declarations. - (Add_Receiving_Stubs_To_Declarations): Append the function - registering the receiving stubs at the end of the 'Stmts' list. - (RCI_Package_Locator): Pass the new Version generic formal when - instantiating a RCI_Locator package. - (Build_From_Any_Function): To compute the High bound for an - unconstrained array actual, we add the Low bound with the length. - Thus we must convert the low bound and the length to an appropriate - type before doing the sum. - (Build_Subprogram_Receiving_Stubs, PolyORB): - * Retrieve the extra formals parameters at the - end of the parameter stream. - * Use Move_Any_Value to write back out parameters - after executing the request as it is more efficient - than Copy_Any_Value. - * Build the any containing Extra Formals with the - appropriate typecode. - (PolyORB_Support.Helpers.Append_Record_Traversal): Nothing to do for an - empty Component_List. - (Build_Actual_Object_Declaration): New subprogram. Build and insert into - the tree the declaration for an object that serves as actual parameter - in server-side stubs. - (GARLIC_Support.Build_Subprogram_Receiving_Stubs, - PolyORB_Support.Build_Subprogram_Receiving_Stubs): - Use Build_Actual_Object_Declaration to prepare the actuals. - (Add_Parameter_To_NVList): Set the parameter mode to In for - Extra Constrained Parameters. - (Build_General_Calling_Stubs): Set the parameter type to boolean for - Extra Constrained parameters. - (Build_To_Any_Function, Build_From_Any_Function, - Built_TypeCode_Function): When Typ is implicit, call the correct - function with the first not implicit parent type. - (TC_Rec_Add_Process_Element, FA_Rec_Add_Process_Element, - (FA_Ary_Add_Process_Element): When Datum is an Any, we cannot infer the - typecode from the Etype. Therefore we retrieve the correct typecode - with a call to Get_Any_Type. - (Copy_Specification): Do controlling formal type substitution based on - Is_Controlling_Formal flag, instead of caller-provided object type. - (Build_Subprogram_Calling_Stubs): When retrieveing the original spec for - a RACW primitive operation, we might get a subprogram declaration for an - ancestor of the RACW designated type (not for the designated type - itself), in the case where this operation is inherited. In this case we - have no easy means of determining the original tagged type for which - the primitive was declared, so instead we now rely on - Copy_Specification to use the Is_Controlling_Formal flag to determine - which formals require type substitution. - -2007-04-06 Robert Dewar <dewar@adacore.com> - Ed Schonberg <schonberg@adacore.com> - - * exp_intr.adb (Expand_Exception_Call): Calls to subprograms in - GNAT.Current_Exception are not allowed if pragma Restrictions - (No_Exception_Propagation) is set and in any case make the associated - handler unsuitable as a target for a local raise statement. - (Expand_Dispatching_Constructor_Call): Replace generation of call to the - run-time subprogram CW_Membership by call to Build_CW_Membership. - (Expand_Dispatching_Constructor_Call): If the dispatching tag is given - by a function call, a temporary must be created before expanding the - Constructor_Call itself, to prevent out-of-order elaboration in the - back-end when stack checking is enabled.. - -2007-04-06 Ed Schonberg <schonberg@adacore.com> - - * exp_pakd.adb (Expand_Packed_Boolean_Operator): The bounds of the - result are the bounds of the left operand, not the right. - -2007-04-06 Ed Schonberg <schonberg@adacore.com> - - * exp_strm.adb - (Build_Mutable_Record_Write_Procedure): For an Unchecked_Union type, use - discriminant defaults. - (Build_Record_Or_Elementary_Output_Procedure): Ditto. - (Make_Component_List_Attributes): Ditto. - -2007-04-06 Ed Schonberg <schonberg@adacore.com> - Bob Duff <duff@adacore.com> - - * sem_aggr.adb (Resolve_Record_Aggregate): In semantics-only mode treat - an association with a box as providing a value even though the - initialization procedure for the type is not available. - (Resolve_Record_Aggregate): Check that a choice of an association with a - box corresponds to a component of the type. - (Resolve_Record_Aggregate): Split Is_Abstract flag into - Is_Abstract_Subprogram and Is_Abstract_Type. - - * exp_tss.adb (Base_Init_Proc): Use Is_Type instead of Type_Kind for - assert. - - * inline.adb (Add_Inlined_Body): Split Is_Abstract flag into - Is_Abstract_Subprogram and Is_Abstract_Type. Make sure these are - called only when appropriate. - -2007-04-06 Olivier Hainque <hainque@adacore.com> - - * g-alleve.ads (Low Level Vector type definitions): Map each to the - associated vector view instead of all to the unsigned char view. - - * g-altcon.adb (Generic_Conversions): New internal generic package, - offering facilities for all the Vector/View conversion routines - implemented by this unit. - (To_View/To_Vector - all versions): Reimplemented in a systematic - manner, using the internal Generic_Conversions facilities. - -2007-04-06 Pascal Obry <obry@adacore.com> - - * g-arrspl.adb (Free) [Element_Access]: New routine to free the source - string. - (Create): Free the source string before storing the new one. - -2007-04-06 Vincent Celier <celier@adacore.com> - - * g-debpoo.adb (Validity): New package with a complete new - implementation of subprograms Is_Valid and Set_Valid. - (Is_Valid): Move to local package Validity - (Set_Valid): Move to local package Validity - -2007-04-06 Arnaud Charlet <charlet@adacore.com> - Pablo Oliveira <oliveira@adacore.com> - - * g-expect.adb (Get_Command_Output): When expanding the output buffer - we must ensure that there is enough place for the new data we are going - to copy in. - -2007-04-06 Thomas Quinot <quinot@adacore.com> - - * g-md5.ads, g-md5.adb (Digest): Fix off-by-one error in padding - computation. - -2007-04-06 Jose Ruiz <ruiz@adacore.com> - Vincent Celier <celier@adacore.com> - - * gnatcmd.adb (B_Start): Add prefix of binder generated file. - (Stack_String): Add this String that contains the name of the Stack - package in the project file. - (Packages_To_Check_By_Stack): Add this list that contains the packages - to be checked by gnatstack, which are the naming and the stack packages. - (Check_Files): If no .ci files were specified for gnatstack we add all - the .ci files belonging to the projects, including binder generated - files. - (Non_VMS_Usage): Document that gnatstack accept project file switches. - (GNATCmd): Update the B_Start variable if we are in a VMS environment. - Add gnatstack to the list of commands that use project file related - switches, and get the single attribute Switches from the stack package - in a project file when calling gnatstack. Parse the -U flag for - processing files belonging to all projects in the project tree. - Remove all processing for command Setup - - * prj-attr.adb: Add new package Stack with single attribute Switches - - * vms_conv.ads (Command_Type): Add command Stack. - Move to body declarations that are only used in the body: types Item_Id, - Translation_Type, Item_Ptr, Item and its subtypes. - - * vms_conv.adb: (Initialize): Add data for new command Stack. - Add declarations moved from the spec: types Item_Id, Translation_Type, - Item_Ptr, Item and its subtypes. - (Cargs_Buffer): New table - (Cargs): New Boolean global variable - (Process_Buffer): New procedure to create arguments - (Place): Put character in table Buffer or Cargs_Buffer depending on the - value of Cargs. - (Process_Argument): Set Cargs when processing qualifiers for GNAT - COMPILE - (VMS_Conversion): Call Process_Buffer for table Buffer and, if it is not - empty, for table Cargs_Buffer. - (Initialize): Remove component Setup in Command_List - -2007-04-06 Vincent Celier <celier@adacore.com> - - * gprep.adb (Process_Files.Process_One_File): Use full file name when - issuing pragma Source_Reference. - -2007-04-06 Emmanuel Briot <briot@adacore.com> - - * g-regpat.adb (Parse_Posix_Character_Class): Fix handling of - [[:xdigit:]] character class. - Also raise an exception when an invalid character class is used. - -2007-04-06 Pascal Obry <obry@adacore.com> - - * i-cstrea.ads: (fopen): Add encoding parameter. - (freopen): Idem. - Change reference from a-sysdep.c to sysdep.c in comment. - Update copyright notice. - This set of patch add support for the encoding form parameter. - - * mingw32.h (S2WSU): New macro to convert from a string to a - wide-string using the UTF-8 encoding. The S2WS macro supports now only - standard 8bits encoding. - (WS2SU): As above but converting from wide-sring to string. - This is needed as it is necessary to have access to both versions in the - runtime for the form parameter encoding support. - This set of patch add support for the encoding form parameter. - (S2WS): Improve implementation to handle cases where the filename is not - UTF-8 encoded. In this case we default to using the current code page - for the conversion. - - * s-crtl-vms64.ads, s-crtl.ads (Filename_Encoding): New enumeration - type (UTF8, ASCII_8bits). This enumeration has a rep clause to match - the constants defined in adaint.h. - (fopen): Add encoding parameter. - (freopen): Idem. - - * s-ficobl.ads (AFCB): Add Encoding field to record the filename - encoding. This is needed for the Reset routine (freopen low level-call). - - * s-fileio.adb (Open): Decode encoding form parameter and set the - corresponding encoding value into AFCB structure. - (Reset): Pass the encoding value to freopen. - (Close): Move the call to Lock_Task to the beginning of the procedure. - -2007-04-06 Geert Bosch <bosch@adacore.com> - Robert Dewar <dewar@adacore.com> - - * i-fortra.ads: Add Double_Complex type. - - * impunit.adb: (Is_Known_Unit): New function - Add Gnat.Byte_Swapping - Add GNAT.SHA1 - Add new Ada 2005 units - Ada.Numerics.Generic_Complex_Arrays, Ada.Numerics.Generic_Real_Arrays, - Ada.Numerics.Complex_Arrays, Ada.Numerics.Real_Arrays, - Ada.Numerics.Long_Complex_Arrays, Ada.Numerics.Long_Long_Complex_Arrays, - Ada.Numerics.Long_Long_Real_Arrays and Ada.Numerics.Long_Real_Arrays - - * impunit.ads (Is_Known_Unit): New function - - * a-ngcoar.adb, a-ngcoar.ads, a-ngrear.adb, - a-ngrear.ads, a-nlcoar.ads, a-nllcar.ads, a-nllrar.ads, a-nlrear.ads, - a-nucoar.ads, a-nurear.ads, g-bytswa.adb, g-bytswa-x86.adb, - g-bytswa.ads, g-sha1.adb, g-sha1.ads, i-forbla.ads, i-forlap.ads, - s-gearop.adb, s-gearop.ads, s-gecobl.adb, s-gecobl.ads, s-gecola.adb, - s-gecola.ads, s-gerebl.adb, s-gerebl.ads, s-gerela.adb, s-gerela.ads: - New files. - - * Makefile.rtl: Add g-bytswa, g-sha1, a-fzteio and a-izteio - - * a-fzteio.ads, a-izteio.ads: New Ada 2005 run-time units. - -2007-04-06 Eric Botcazou <botcazou@adacore.com> - Arnaud Charlet <charlet@adacore.com> - - * init.c: Reuse PA/HP-UX code for IA-64/HP-UX, except - __gnat_adjust_context_for_raise. - (__gnat_init_float): on x86 vxworks 5.x and 6.x, we use the same - implementation of floating point operations as native x86 targets. - So the FPU should be initialized in the same way using finit. Fix - floating point operations accuracy issues. - (__gnat_install_handler, case FreeBSD): Use proper type for sa_sigaction - member in struct sigaction, so as to avoid warning for incompatible - pointer types. - -2007-04-06 Serguei Rybin <rybin@adacore.com> - - * lib.ads, lib.adb (Tree_Read): Release the memory occupied by the - switches from previously loaded tree - -2007-04-06 Thomas Quinot <quinot@adacore.com> - - * lib-writ.adb (Write_With_Lines): Factor duplicated code between the - cases where a given dependency has a body or not. - (Write_With_File_Names): New subprogram, common code for the two cases - above. - -2007-04-06 Ed Schonberg <schonberg@adacore.com> - Javier Miranda <miranda@adacore.com> - - * lib-xref.ads, lib-xref.adb: - Modify the loop that collects type references, to include interface - types that the type implements. List each of these interfaces when - building the entry for the type. - (Generate_Definition): Initialize component Def and Typ of new entry - in table Xrefs, to avoid to have these components unitialized. - (Output_References): Split Is_Abstract flag into - Is_Abstract_Subprogram and Is_Abstract_Type. - (Generate_Reference): Add barrier to do not generate the warning - associated with Ada 2005 entities with entities generated by the - expander. - -2007-04-06 Robert Dewar <dewar@adacore.com> - Arnaud Charlet <charlet@adacore.com> - Vincent Celier <celier@adacore.com> - - * gnat_rm.texi, gnat_ugn.texi: Add -gnatyl documentation - Update 'Exception Handling Control' chapter which was outdated. - Minor fix to documentation of -gnatwq - Remove section "Adapting the Run Time to a New C++ Compiler" because - it is now obsolete. - Add passage on need of -nostart-files in some non-ada-main cases. - Document new switch -eS (/STANDARD_OUTPUT_FOR_COMMANDS) for gnatmake - Update documentation about Interfacing with C++ - Add documentation for new gnatmake switch -p - Add missing protocol part in URLs. - Document -gnatyA - Document pragma Compile_Time_Error - Add documentation for Object_Size indicating that stand alone - objects can have a larger size in some cases. - Add node for GNAT.Byte_Swapping, GNAT.SHA1 - Update reference to the Ravenscar profile. - Document pragma Unreferenced_Objects - - * gnat-style.texi: Fix typo - -2007-04-06 Vincent Celier <celier@adacore.com> - - * mlib.adb (Building_Library): Only output "building a library..." in - verbose mode - - * mlib-prj.adb (Build_Library): Only output lists of object and ALI - files in verbose mode. - - * mlib-utl.adb (Ar): Only output the first object files when not in - verbose mode. - (Gcc): Do not display all the object files if not in verbose mode, only - the first one. - -2007-04-06 Robert Dewar <dewar@adacore.com> - - * namet.ads, namet.adb (wn): Improve this debugging routine. Calling - it no longer destroys the contents of Name_Buffer or Name_Len and - non-standard and invalid names are handled better. - (Get_Decoded_Name_String): Improve performance by using - Name_Has_No_Encodings flag in the name table. - (Is_Valid_Name): New function to determine whether a Name_Id is valid. - Used for debugging printouts. - -2007-04-06 Robert Dewar <dewar@adacore.com> - Javier Miranda <miranda@adacore.com> - Bob Duff <duff@adacore.com> - - * par-ch3.adb: (P_Type_Declaration): Set Type_Token_Location - (P_Interface_Type_Definition): Remove the formal Is_Synchronized because - there is no need to generate always a record_definition_node in case - of synchronized interface types. - (P_Type_Declaration): Update calls to P_Interface_Type_Definition. - (P_Null_Exclusion): For AI-447: Remove warnings about "not null" being - illegal in Ada 95, in cases where it is legal. Change the warnings to - errors in other cases. Don't give the error unless the "not null" - parses properly. Correct the source position at which the error occurs. - (P_Known_Discriminant_Part_Opt): Pass Allow_Anonymous_In_95 => True to - P_Null_Exclusion, to suppress "not null" warnings. - (P_Identifier_Declarations): Code cleanup. Removed unrequired label and - associated goto statements. - - * par-endh.adb (Pop_End_Context): Allow more flexibility in placement - of END RECORD - - * scans.ads (Type_Token_Location): New flag - - * par-ch6.adb (P_Mode): Check specifically for case of IN ACCESS - (P_Formal_Part): Pass Allow_Anonymous_In_95 => True to - P_Null_Exclusion, to suppress "not null" warnings. - -2007-04-06 Robert Dewar <dewar@adacore.com> - Javier Miranda <miranda@adacore.com> - Bob Duff <duff@adacore.com> - Vincent Celier <celier@adacore.com> - - * par-prag.adb (Prag): Add dummy entry for pragma Compile_Time_Error - (Extensions_Allowed): No longer sets Ada_Version - Entry for pragma Unreferenced_Objects - - * sem_prag.adb (Analyze_Pragma, case Priority): Force with of - system.tasking if pragma priority used in a procedure - (Analyze_Pragma, case Warning): Handle dot warning switches - (Process_Compile_Time_Warning_Or_Error): New procedure - (Analyze_Pragma): Add processing for Compile_Time_Error - Add support for extra arguments External_Name and Link_Name. - Remove code associated with pragmas CPP_Virtual and CPP_Vtable. - (Process_Import_Or_Interface): Add support for the use of pragma Import - with tagged types. - (Extensions_Allowed): No longer affects Ada_Version - (Analyze_Pragma): Split Is_Abstract flag into Is_Abstract_Subprogram and - Is_Abstract_Type. Make sure these are called only when appropriate. - Add processing for pragma Unreferenced_Objects - - * snames.h, snames.ads, snames.adb: Add entry for pragma - Compile_Time_Error - Add new standard name Minimum_Binder_Options for new gprmake - Add new standard names for gprmake: Archive_Suffix, - Library_Auto_Init_Supported, Library_Major_Minor_Id_Supported, - Library_Support, Library_Version_Options, - Shared_Library_Minimum_Options, - Shared_Library_Prefix, Shared_Library_Suffix, Symbolic_Link_Supported. - Change Name_Call to Name_uCall so that it cannot clash with a legal - subprogram name. - Add new standard names Mapping_Spec_Suffix and Mapping_Body_Suffix - Append C_Plus_Plus to convention identifiers as synonym for CPP - Add new standard names Stack and Builder_Switches - Add new standard names: Compiler_Minimum_Options, Global_Config_File, - Library_Builder, Local_Config_File, Objects_Path, Objects_Path_File, - Run_Path_Option, Toolchain_Version. - Entry for pragma Unreferenced_Objects - - * switch-c.adb (Scan_Front_End_Switches): Store correct -gnateD - switches, without repetition of "eD". Make sure that last character of - -gnatep= switch is not taken as -gnat switch character. - Complete rewrite of circuit for handling saving compilation options - Occasioned by need to support dot switchs for -gnatw, but cleans up - things in general. - -gnatX does not affect Ada_Version - Include -gnatyA in -gnatg style switches - - * sem_warn.ads, sem_warn.adb (Output_Unreferenced_Messages): Exclude - warnings on return objects. - (Warn_On_Useless_Assignment): Exclude warnings on return objects - (Set_Dot_Warning_Switch): New procedure - (Check_References): Add missing case of test for - Has_Pragma_Unreferenced_Objects - (Output_Unreferenced_Messages): Implement effect of new pragma - Unreferenced_Objects, remove special casing of limited controlled - variables. - -2007-04-06 Vincent Celier <celier@adacore.com> - - * prj-ext.adb (Initialize_Project_Path): New procedure that initialize - the default project path, initially done during elaboration of the - package. - If the prefix returned by Sdefault is null, get the prefix from a call - to Executable_Prefix_Path. - (Project_Path): Call Initialize_Project_Path if Current_Project_Path is - null. - - * prj-nmsc.adb (Get_Path_Names_And_Record_Sources): Use the non - canonical directory name to open the directory from which files are - retrieved. - (Record_Other_Sources): Idem. - (Locate_Directory): Add the possibility to create automatically missing - directories when Setup_Projects is True. - Call Locate_Directory so that the directory will be created when - Setup_Projects is True, for object dir, library dir, library ALI dir, - library source copy dir and exec dir. - - * prj-pp.adb (Max_Line_Length): Set to 255 for compatibility with older - versions of GNAT. - -2007-04-06 Robert Dewar <dewar@adacore.com> - - * sem_ch13.ads, sem_ch13.adb (Adjust_Record_For_Reverse_Bit_Order): - Use First/Next_Component_Or_Discriminant - (Analyze_Record_Representation_Clause): - Use First/Next_Component_Or_Discriminant - (Check_Component_Overlap): Use First/Next_Component_Or_Discriminant - (Analyze_Attribute_Definition_Clause, case Value_Size): Reject - definition if type is unconstrained. - (Adjust_Record_For_Reverse_Bit_Order): New procedure - (Analyze_Attribute_Definition_Clause): Split Is_Abstract flag into - Is_Abstract_Subprogram and Is_Abstract_Type. - (Adjust_Record_For_Reverse_Bit_Order): New procedure - - * repinfo.adb (List_Record_Info): Use First/ - Next_Component_Or_Discriminant. - - * style.ads, styleg-c.adb, styleg-c.ads (Check_Array_Attribute_Index): - New procedure. - - * stylesw.ads, stylesw.adb: Recognize new -gnatyA style switch - Include -gnatyA in default switches - - * opt.ads: (Warn_On_Non_Local_Exception): New flag - (Warn_On_Reverse_Bit_Order): New flag - (Extensions_Allowed): Update the documentation. - (Warn_On_Questionable_Missing_Parens): Now on by default - - * usage.adb: Add documentation of -gnatw.x/X switches - Document new -gnatyA style switch - -gnatq warnings are on by default - -2007-04-06 Ed Falis <falis@adacore.com> - - * s-carun8.adb, s-carsi8.adb (Compare_Array_?8): modify so that last - full word is no longer compared twice. - -2007-04-06 Ed Schonberg <schonberg@adacore.com> - - * sem_ch10.adb (Install_Limited_Context_Clauses. - Expand_Limited_With_Clause): Use a new copy of selector name in the - call to Make_With_Clause. This fixes the tree structure for ASIS - purposes. Nothing is changed in the compiler behaviour. - (Process_Body_Clauses): Handle properly use clauses whose prefix is - a package renaming. - (Install_Limited_With_Clauses): Do not install non-limited view when it - is still incomplete. - -2007-04-06 Ed Schonberg <schonberg@adacore.com> - Gary Dismukes <dismukes@adacore.com> - - * sem_ch12.adb (Check_Generic_Actuals): Use first subtype of actual - when capturing size information, instead of base type, which for a - formal array type will be the unconstrained type. - (Analyze_Formal_Object_Declaration): Add check for illegal default - expressions for a formal in object of a limited type. - (Instantiate_Object): Ditto. - (Check_Formal_Package_Instance): Skip entities that are formal objects, - because they were defaulted in the formal package and no check applies - to them. - (Check_Formal_Package_Instance): Extend conformance check to other - discrete types beyond Integer. - (Process_Default): Copy directly the unmatched formal. A generic copy - has already been performed in Analyze_Formal_Package. - (Analyze_Associations): If a formal subprogram has no match, check for - partial parametrization before looking for a default, to prevent - spurious errors. - (Analyze_Package_Instantiation, Analyze_Subprogram_Instantiation): Do - not set the instantiation environment before analyzing the actuals. - Fixes regression on 8515-003 with implementation of AI-133. - Set_Instance_Env checks whether the generic unit is a predefined - unit, in which case the instance must be analyzed with the latest Ada - mode. This setting must take place after analysis of the actuals, - because the actuals must be analyzed and frozen in the Ada mode extant - outside of the current instantiation. - (Save_Env, Restore_Env): Preserve and restore the configuration - parameters so that predefined units can be compiled in the proper Ada - mode. - (Analyze_Formal_Object_Declaration,Analyze_Formal_Subprogram, - Instantiate_Type): Split Is_Abstract flag into Is_Abstract_Subprogram - and Is_Abstract_Type. - (Analyze_Formal_Package): For better error recovery, Add exception - handler to catch Instantion_Error, which can be raised in - Analyze_Associations - -2007-04-06 Ed Schonberg <schonberg@adacore.com> - Bob Duff <duff@adacore.com> - Gary Dismukes <dismukes@adacore.com> - - * sem_ch4.adb (Try_Primitive_Operation): The call is legal if the - prefix type is a discriminated subtype of the type of the formal. - (Analyze_Allocator): Collect all coextensions regardless of the context. - Whether they can be allocated statically is determined in exp_ch4. - (Analyze_Selected_Component): If the prefix is a limited view and the - non-limited view is available, use the non-limited one. - (Operator_Check): For "X'Access = Y'Access" (which is ambiguous, and - therefore illegal), suggest a qualified expression rather than a type - conversion, because a type conversion would be illegal in this context. - (Anayze_Allocator): Trace recursively all nested allocators so that all - coextensions are on the corresponding list for the root. Do no mark - coextensions if the root allocator is within a declaration for a stack- - allocated object, because the access discriminants will be allocated on - the stack as well. - (Analyze_Call): Remove restriction on calls to limited functions for the - cases of generic actuals for formal objects, defaults for formal objects - and defaults for record components. - (Analyze_Allocator): Before analysis, chain coextensions on the proper - element list. Their expansion is delayed until the enclosing allocator - is processed and its finalization list constructed. - (Try_Primitive_Operation): If the prefix is a concurrent type, looks - for an operation with the given name among the primitive operations of - the corresponding record type. - (Analyze_Selected_Component): If the prefix is a task type that - implements an interface, and there is no entry with the given name, - check whether there is another primitive operation (e.g. a function) - with that name. - (Try_Object_Operation, Analyze_One_Call, Try_Indexed_Call): Handle - properly the indexing of a function call written in prefix form, where - the function returns an array type, and all parameters of the function - except the first have defaults. - (Analyze_Equality_Op): If this is a call to an implicit inequality, keep - the original operands, rather than relocating them, for efficiency and - to work properly when an operand is overloaded. - (Analyze_Allocator,Operator_Check,Remove_Abstract_Operations): Split - Is_Abstract flag into Is_Abstract_Subprogram and Is_Abstract_Type. - (Analyze_Selected_Component): If the prefix is a private extension, only - scan the visible components, not those of the full view. - (Try_Primitive_Operation): If the operation is a procedure, collect all - possible interpretations, as for a function, because in the presence of - classwide parameters several primitive operations of the type can match - the given arguments. - -2007-04-06 Ed Schonberg <schonberg@adacore.com> - Robert Dewar <dewar@adacore.com> - - * sem_ch5.adb (Analyze_Assignment): Reject a right-hand side that is a - tag-indeterminate call to an abstract function, when the left-hand side - is not classwide. - (Analyze_Loop_Statement): Improve detection of infinite loops - -2007-04-06 Ed Schonberg <schonberg@adacore.com> - Thomas Quinot <quinot@adacore.com> - - * sem_ch7.ads, sem_ch7.adb (Inspect_Deferred_Constant_Completion): Move - out of Analyze_Package_Declaration, because processing must be applied - to package bodies as well, for deferred constants completed by pragmas. - (Analyze_Package_Declaration): When the package declaration being - analyzed does not require an explicit body, call Check_Completion. - (May_Need_Implicit_Body): An implicit body is required when a package - spec contains the declaration of a remote access-to-classwide type. - (Analyze_Package_Body): If the package contains RACWs, append the - pending subprogram bodies generated by exp_dist at the end of the body. - (New_Private_Type,Unit_Requires_Body): Split Is_Abstract flag into - Is_Abstract_Subprogram and Is_Abstract_Type. - (Preserve_Full_Attributes): The full entity list is not an attribute - that must be preserved from full to partial view. - - * sem_dist.adb (Add_RAS_Dereference_TSS): - Change primitive name to _Call so it cannot clash with any legal - identifier, and be special-cased in Check_Completion. - Mark the full view of the designated type for the RACW associated with - a RAS as Comes_From_Source to get proper view switching when installing - private declarations. - Provite a placeholder nested package body along with the nested spec - to have a place for Append_RACW_Bodies to generate the calling stubs - and stream attributes. - -2007-04-06 Ed Schonberg <schonberg@adacore.com> - Robert Dewar <dewar@adacore.com> - - * sem_ch8.adb (Has_Components): If the argument is an incomplete type - that is a limited view, check the non-limited view if available. - (Undefined): Refine error message for missing with of Text_IO - (Find_Expanded_Name): Use Is_Known_Unit for more accurate error message - to distinguish real missing with cases. - Fix format of all missing with messages - (Analyze_Subprogram_Renaming): Emit proper error message on illegal - renaming as body when renamed entity is abstract. - -2007-04-06 Ed Schonberg <schonberg@adacore.com> - Javier Miranda <miranda@adacore.com> - - * sem_type.ads, sem_type.adb (Has_Abstract_Interpretation): Make - predicate recursive, to handle complex expressions on literals whose - spurious ambiguity comes from the abstract interpretation of some - subexpression. - (Interface_Present_In_Ancestor): Add support to concurrent record - types. - (Add_One_Interp,Disambiguate): Split Is_Abstract flag into - Is_Abstract_Subprogram and Is_Abstract_Type. - -2007-04-06 Ed Schonberg <schonberg@adacore.com> - Javier Miranda <miranda@adacore.com> - - * sem_util.ads, sem_util.adb (Object_Access_Level): If the object is a - dereference of a local object R created as a reference to another - object O, use the access level of O. - (Matches_Prefixed_View_Profile): Use common predicate Conforming_Types, - rather than local Same_Formal_Type, to check whether protected operation - overrides an inherited one. - (Same_Formal_Type): New predicate, used when matching signatures of - overriding synchronized operations, to handle the case when a formal - has a type that is a generic actual. - (Is_Aliased_View): Replace check on E_Task_Type and E_Protected_Type by - predicate Is_Concurrent_Type. This ensures supportin case of subtypes. - (Needs_One_Actual): New predicate, for Ada 2005 use, to resolve - syntactic ambiguities involving indexing of function calls that return - arrays. - (Abstract_Interface_List): New subprogram that returns the list of - abstract interfaces associated with a concurrent type or a - concurrent record type. - (Interface_Present_In_Parent): New subprogram used to check if a - given type or some of its parents implement a given interface. - (Collect_Abstract_Interfaces): Add support for concurrent types - with interface types. - (Has_Abstract_Interfaces): Add support for concurrent types with - interface types. - (Is_Parent): New subprogram that determines whether E1 is a parent - of E2. For a concurrent type its parent is the first element of its - list of interface types; for other types this function provides the - same result than Is_Ancestor. - (Enclosing_Subprogram): Add test for N_Extended_Return_Statement. - (Collect_Synchronized_Interfaces): Removed because the subprogram - Collect_Abstract_Interfaces provides this functionality. - (Collect_Abstract_Interfaces): Minor update to give support to - concurrent types and thus avoid undesired code duplication. - (Get_Subprogram_Entity): Handle entry calls. - (May_Be_Lvalue): Include actuals that appear as in-out parameters in - entry calls. - (Enter_Name): Do not give -gnatwh hiding warning for record component - entities, they never result in hiding. - -2007-04-06 Ed Schonberg <schonberg@adacore.com> - Robert Dewar <dewar@adacore.com> - - * sinfo.ads, sinfo.adb (Coextensions): New element list for allocators, - to chain nested components that are allocators for access discriminants - of the enclosing object. - Add N_Push and N_Pop nodes - New field Exception_Label added - (Local_Raise_Statements): New field in N_Exception_Handler_Node - (Local_Raise_Not_OK): New flag in N_Exception_Handler_Node - (Is_Coextension): New flag for allocators, to mark allocators that - correspond to access discriminants of dynamically allocated objects. - (N_Block_Statement): Document the fact that the corresponding entity - can be an E_Return_Statement. - (Is_Coextension): New flag for allocators. - Remove all code for DSP option - - * sprint.ads, sprint.adb: Display basic information for class_wide - subtypes. Add handling of N_Push and N_Pop nodes - -2007-04-06 Arnaud Charlet <charlet@adacore.com> - - * s-tpobop.adb (Exceptional_Complete_Entry_Body): Undefer abortion - before propagating exception. - -2007-04-06 Olivier Hainque <hainque@adacore.com> - - * tracebak.c (PC_ADJUST - ia64): -4 instead of -16, expected to yield - an address always within the call instruction from a return address. - -2007-04-06 Olivier Hainque <hainque@adacore.com> - Eric Botcazou <botcazou@adacore.com> - - * trans.c (call_to_gnu) <TYPE_RETURNS_BY_TARGET_PTR_P>: Return an - expression with a COMPOUND_EXPR including the call instead of emitting - the call directly here. - (gnat_to_gnu) <N_Slice>: Do not return a non-constant low bound if the - high bound is constant and the slice is empty. Tidy. - (tree_transform, case N_Op_Not): Handle properly the case where the - operation applies to a private type whose full view is a modular type. - (Case_Statement_To_gnu): If an alternative is an E_Constant with an - Address_Clause, use the associated Expression as the GNAT tree - representing the choice value to ensure the corresponding GCC tree is - of the proper kind. - (maybe_stabilize_reference): Stabilize COMPOUND_EXPRs as a whole - instead of just the operands, as the base GCC stabilize_reference does. - <CALL_EXPR>: New case. Directly stabilize the call if an lvalue is not - requested; otherwise fail. - (addressable_p) <COMPONENT_REF>: Do not test DECL_NONADDRESSABLE_P. - -2007-04-06 Thomas Quinot <quinot@adacore.com> - - * uintp.ads, uintp.adb (UI_Div_Rem): New subprogram, extending previous - implementation of UI_Div. - (UI_Div): Reimplement as a call to UI_Div_Rem. - (UI_Rem): Take advantage of the fact that UI_Div_Rem provides the - remainder, avoiding the cost of a multiplication and a subtraction. - (UI_Modular_Inverse): Take advantage of the fact that UI_Div_Rem - provides both quotient and remainder in a single computation. - (UI_Modular_Exponentiation, UI_Modular_Inverse): New modular arithmetic - functions for uint. - (UI_Modular_Inverse): Add a note that the behaviour of this subprogram - is undefined if the given n is not inversible. - -2007-04-06 Olivier Hainque <hainque@adacore.com> - - * utils2.c (known_alignment): Handle COMPOUND_EXPR, COND_EXPR and - BIT_AND_EXPR. Handle also VIEW_CONVERT_EXPR, as the other conversion - opcodes. - -2007-04-06 Eric Botcazou <botcazou@adacore.com> - Olivier Hainque <hainque@adacore.com> - - * utils.c (update_pointer_to): Make a copy of the couple of FIELD_DECLs - when updating the contents of the old pointer to an unconstrained array. - (end_subprog_body): Set error_gnat_node to Empty. - (write_record_type_debug_info): Do not be unduly sparing with our bytes. - (unchecked_convert): For subtype to base type conversions, require that - the source be a subtype if it is an integer type. - (builtin_decls): New global, vector of available builtin functions. - (gnat_pushdecl): Add global builtin function declaration nodes to the - builtin_decls list. - (gnat_install_builtins): Adjust comments. - (builtin_function): Set DECL_BUILTIN_CLASS and DECL_FUNCTION_CODE before - calling gnat_pushdecl, so that it knows when it handed a builtin - function declaration node. - (builtin_decl_for): Search the builtin_decls list. - -2007-04-06 Eric Botcazou <botcazou@adacore.com> - - * s-stchop-vxworks.adb: - (Stack_Check): Raise Storage_Error if the argument has wrapped around. - -2007-04-06 Robert Dewar <dewar@adacore.com> - Arnaud Charlet <charlet@adacore.com> - - * a-diroro.ads: Inserted the pragma Unimplemented_Unit - - * bindgen.adb (Gen_Output_File_Ada): Generate pragma Ada_95 at start - of files - Add mention of -Sev (set initialize_scalars option from environment - variable at run time) in gnatbind usage message. - - * elists.ads, elists.adb: (Append_Unique_Elmt): New procedure - - * fname-uf.ads: Minor comment fix - - * osint.ads: Change pragma Elaborate to Elaborate_All - - * par-load.adb: Add documentation. - - * sem_cat.ads, sem_cat.adb: Minor code reorganization - - * s-parint.ads (RCI_Locator) : Add 'Version' generic formal - - * s-secsta.ads: Extra comments - - * s-soflin.ads: Minor comment fixes - - * s-stratt.ads (Block_Stream_Ops_OK): Removed. - - * s-wchcon.ads: Minor comment addition - - * treepr.adb: Minor change in message - (Print_Name,Print_Node): Make these debug printouts more robust: print - "no such..." instead of crashing on bad input. - -2007-03-30 Rafael Ávila de Espíndola <espindola@google.com> - - * trans.c (Attribute_to_gnu): Use get_signed_or_unsigned_type - instead of gnat_signed_or_unsigned_type. - * utils.c (gnat_signed_or_unsigned_type): Remove. - * misc.c (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove - * gigi.h (gnat_signed_or_unsigned_type): Remove - -2007-03-09 Roger Sayle <roger@eyesopen.com> - - * cuintp.c (UI_To_gnu): Use fold_buildN calls instead of calling - fold with the result of buildN. - * decl.c (gnat_to_gnu_entity): Likewise. - * trans.c (Attribute_to_gnu, gnat_to_gnu, emit_check): Likewise. - * utils.c (finish_record_type, merge_sizes, max_size, convert): - Likewise. - * utils2.c (gnat_truthvalue_conversion, compare_arrays, - nonbinary_modular_operation, build_binary_op, build_unary_op, - build_cond_expr): Likewise. - - * utils.c (convert): Use fold_build1 when casting values to void. - * utils2.c (gnat_truthvalue_conversion): Use build_int_cst and - fold_convert instead of convert when appropriate. - -2007-03-01 Brooks Moses <brooks.moses@codesourcery.com> - - * Make-lang.in: Add install-pdf target as copied from - automake v1.10 rules. - -2007-02-28 Andreas Schwab <schwab@suse.de> - - * Make-lang.in (doc/gnat_ugn_unw.texi): Depend on - $(gcc_docdir)/include/gcc-common.texi and gcc-vers.texi. - (doc/gnat-style.info): Likewise. - -2007-02-26 Brooks Moses <brooks.moses@codesourcery.com> - - * gnat-style.texi: Standardize title page. - * gnat_rm.texi: Likewise. - * gnat_ugn.texi: Likewise. - -2007-02-25 Mark Mitchell <mark@codesourcery.com> - - * decl.c (annotate_value): Adjust for refactoring of tree_map - hierarchy. - -2007-02-24 Mark Mitchell <mark@codesourcery.com> - - * decl.c (annotate_value): Adjust for refactoring of tree_map - hierarchy. - -2007-02-21 Ed Schonberg <schonberg@adacore.com> - - PR ada/18819 - * sem_ch3.adb (Create_Constrained_Components): for a subtype of an - untagged derived type, add hidden components to keep discriminant - layout consistent, when a given discriminant of the derived type - constraints several discriminants of the parent type. - -2007-02-16 Eric Botcazou <ebotcazou@adacore.com> - Sandra Loosemore <sandra@codesourcery.com> - - * trans.c (call_to_gnu): Use build_call_list instead of build3 to - build the call expression. - (gnat_stabilize_reference_1): Handle tcc_vl_exp. - * utils.c (max_size) <tcc_exceptional>: Delete. - <tcc_vl_exp>: New case. - <tcc_expression>: Delete CALL_EXPR subcase. - (build_global_cdtor): Use build_call_nary instead of build3. - * utils2.c (build_call_1_expr): Likewise. - (build_call_2_expr): Likewise. - (build_call_0_expr): Likewise. - (build_call_alloc_dealloc): Likewise. - -2007-02-07 Andreas Krebbel <krebbel1@de.ibm.com> - - * raise-gcc.c (get_region_description_for, get_call_site_action_for, - get_action_description_for): Replace _Unwind_Word with _uleb128_t - and _Unwind_SWord with _sleb128_t. - -2007-02-06 Paolo Bonzini <bonzini@gnu.org> - - * Make-lang.in (ada/decl.o): Add gt-ada-decl.h dependency. - * decl.c: Include gt-ada-decl.h. - (annotate_value_cache): New. - (annotate_value): Use it instead of TREE_COMPLEXITY. - -2007-02-03 Kazu Hirata <kazu@codesourcery.com> - - * misc.c, utils2.c: Fix comment typos. - -2007-01-24 Roger Sayle <roger@eyesopen.com> - - * decl.c (gnat_to_gnu_entity): Use TREE_OVERFLOW instead of - TREE_CONSTANT_OVERFLOW. - (allocatable_size_p, annotate_value): Likewise. - * trans.c (gnat_to_gnu): Likewise. - * utils.c (unchecked_convert): Likewise. - * utils2.c (build_simple_component_ref): Likewise. - -2007-01-23 Richard Guenther <rguenther@suse.de> - - PR bootstrap/30541 - * Make-lang.in: Replace invocations of gnatmake with $(GNATMAKE). - (gnatboot2): Pass staged GNATMAKE instead of STAGE_PREFIX. - (gnatboot3): Likewise. - (GNATBIND): Do not define. - * Makefile.in (GNATBIND): Do not define. - -2007-01-08 Richard Guenther <rguenther@suse.de> - - * cuintp.c (build_cst_from_int): Use built_int_cst_type. - * trans.c (gnat_to_gnu): Likewise. - - - -Copyright (C) 2007 Free Software Foundation, Inc. - -Copying and distribution of this file, with or without modification, -are permitted in any medium without royalty provided the copyright -notice and this notice are preserved. |