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Diffstat (limited to 'gcc-4.9/gcc/testsuite/ada/acats/tests/c7/c761006.a')
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diff --git a/gcc-4.9/gcc/testsuite/ada/acats/tests/c7/c761006.a b/gcc-4.9/gcc/testsuite/ada/acats/tests/c7/c761006.a new file mode 100644 index 000000000..771e625d1 --- /dev/null +++ b/gcc-4.9/gcc/testsuite/ada/acats/tests/c7/c761006.a @@ -0,0 +1,425 @@ +-- C761006.A +-- +-- Grant of Unlimited Rights +-- +-- Under contracts F33600-87-D-0337, F33600-84-D-0280, MDA903-79-C-0687, +-- F08630-91-C-0015, and DCA100-97-D-0025, the U.S. Government obtained +-- unlimited rights in the software and documentation contained herein. +-- Unlimited rights are defined in DFAR 252.227-7013(a)(19). By making +-- this public release, the Government intends to confer upon all +-- recipients unlimited rights equal to those held by the Government. +-- These rights include rights to use, duplicate, release or disclose the +-- released technical data and computer software in whole or in part, in +-- any manner and for any purpose whatsoever, and to have or permit others +-- to do so. +-- +-- DISCLAIMER +-- +-- ALL MATERIALS OR INFORMATION HEREIN RELEASED, MADE AVAILABLE OR +-- DISCLOSED ARE AS IS. THE GOVERNMENT MAKES NO EXPRESS OR IMPLIED +-- WARRANTY AS TO ANY MATTER WHATSOEVER, INCLUDING THE CONDITIONS OF THE +-- SOFTWARE, DOCUMENTATION OR OTHER INFORMATION RELEASED, MADE AVAILABLE +-- OR DISCLOSED, OR THE OWNERSHIP, MERCHANTABILITY, OR FITNESS FOR A +-- PARTICULAR PURPOSE OF SAID MATERIAL. +--* +-- +-- OBJECTIVE: +-- Check that Program_Error is raised when: +-- * an exception is raised if Finalize invoked as part of an +-- assignment operation; or +-- * an exception is raised if Adjust invoked as part of an assignment +-- operation, after any other adjustment due to be performed are +-- performed; or +-- * an exception is raised if Finalize invoked as part of a call on +-- Unchecked_Deallocation, after any other finalizations to be +-- performed are performed. +-- +-- TEST DESCRIPTION: +-- This test defines these four controlled types: +-- Good +-- Bad_Initialize +-- Bad_Adjust +-- Bad_Finalize +-- The type name conveys the associated failure. The operations in type +-- good will "touch" the boolean array indicating correct path +-- utilization for the purposes of checking "other <operations> are +-- performed", where <operations> ::= initialization, adjusting, and +-- finalization +-- +-- +-- +-- CHANGE HISTORY: +-- 12 APR 94 SAIC Initial version +-- 02 MAY 96 SAIC Visibility fixed for 2.1 +-- 13 FEB 97 PWB.CTA Corrected value of Events_Occurring at line 286 +-- 01 DEC 97 EDS Made correction wrt RM 7.6(21) +-- 16 MAR 01 RLB Corrected Adjust cases to avoid problems with +-- RM 7.6.1(16/1) from Technical Corrigendum 1. +-- +--! + +------------------------------------------------------------- C761006_Support + +package C761006_Support is + + type Events is ( Good_Initialize, Good_Adjust, Good_Finalize ); + + type Event_Array is array(Events) of Boolean; + + Events_Occurring : Event_Array := (others => False); + + Propagating_Exception : exception; + + procedure Raise_Propagating_Exception(Do_It: Boolean); + + function Unique_Value return Natural; + +end C761006_Support; + +------------------------------------------------------------- C761006_Support + +with Report; +package body C761006_Support is + + procedure Raise_Propagating_Exception(Do_It: Boolean) is + begin + if Report.Ident_Bool(Do_It) then + raise Propagating_Exception; + end if; + end Raise_Propagating_Exception; + + Seed : Natural := 0; + + function Unique_Value return Natural is + begin + Seed := Seed +1; + return Seed; + end Unique_Value; + +end C761006_Support; + +------------------------------------------------------------------- C761006_0 + +with Ada.Finalization; +with C761006_Support; +package C761006_0 is + + type Good is new Ada.Finalization.Controlled + with record + Initialized : Boolean := False; + Adjusted : Boolean := False; + Unique : Natural := C761006_Support.Unique_Value; + end record; + + procedure Initialize( It: in out Good ); + procedure Adjust ( It: in out Good ); + procedure Finalize ( It: in out Good ); + + type Bad_Initialize is private; + + type Bad_Adjust is private; + + type Bad_Finalize is private; + + Inits_Order : String(1..255); + Inits_Called : Natural := 0; +private + type Bad_Initialize is new Ada.Finalization.Controlled + with null record; + procedure Initialize( It: in out Bad_Initialize ); + + type Bad_Adjust is new Ada.Finalization.Controlled + with null record; + procedure Adjust ( It: in out Bad_Adjust ); + + type Bad_Finalize is + new Ada.Finalization.Controlled with null record; + procedure Finalize ( It: in out Bad_Finalize ); +end C761006_0; + +------------------------------------------------------------------- C761006_1 + +with Ada.Finalization; +with C761006_0; +package C761006_1 is + + type Init_Check_Root is new Ada.Finalization.Controlled with record + Good_Component : C761006_0.Good; + Init_Fails : C761006_0.Bad_Initialize; + end record; + + type Adj_Check_Root is new Ada.Finalization.Controlled with record + Good_Component : C761006_0.Good; + Adj_Fails : C761006_0.Bad_Adjust; + end record; + + type Fin_Check_Root is new Ada.Finalization.Controlled with record + Good_Component : C761006_0.Good; + Fin_Fails : C761006_0.Bad_Finalize; + end record; + +end C761006_1; + +------------------------------------------------------------------- C761006_2 + +with C761006_1; +package C761006_2 is + + type Init_Check is new C761006_1.Init_Check_Root with null record; + type Adj_Check is new C761006_1.Adj_Check_Root with null record; + type Fin_Check is new C761006_1.Fin_Check_Root with null record; + +end C761006_2; + +------------------------------------------------------------------- C761006_0 + +with Report; +with C761006_Support; +package body C761006_0 is + + package Sup renames C761006_Support; + + procedure Initialize( It: in out Good ) is + begin + Sup.Events_Occurring( Sup.Good_Initialize ) := True; + It.Initialized := True; + end Initialize; + + procedure Adjust ( It: in out Good ) is + begin + Sup.Events_Occurring( Sup.Good_Adjust ) := True; + It.Adjusted := True; + It.Unique := C761006_Support.Unique_Value; + end Adjust; + + procedure Finalize ( It: in out Good ) is + begin + Sup.Events_Occurring( Sup.Good_Finalize ) := True; + end Finalize; + + procedure Initialize( It: in out Bad_Initialize ) is + begin + Sup.Raise_Propagating_Exception(Report.Ident_Bool(True)); + end Initialize; + + procedure Adjust( It: in out Bad_Adjust ) is + begin + Sup.Raise_Propagating_Exception(Report.Ident_Bool(True)); + end Adjust; + + procedure Finalize( It: in out Bad_Finalize ) is + begin + Sup.Raise_Propagating_Exception(Report.Ident_Bool(True)); + end Finalize; + +end C761006_0; + +--------------------------------------------------------------------- C761006 + +with Report; +with C761006_0; +with C761006_2; +with C761006_Support; +with Ada.Exceptions; +with Ada.Finalization; +with Unchecked_Deallocation; +procedure C761006 is + + package Sup renames C761006_Support; + use type Sup.Event_Array; + + type Procedure_Handle is access procedure; + + type Test_ID is ( Simple, Initialize, Adjust, Finalize ); + + Sub_Tests : array(Test_ID) of Procedure_Handle; + + procedure Simple_Test is + A_Good_Object : C761006_0.Good; -- should call Initialize + begin + if not A_Good_Object.Initialized then + Report.Failed("Good object not initialized"); + end if; + + -- should call Adjust + A_Good_Object := ( Ada.Finalization.Controlled + with Unique => 0, others => False ); + if not A_Good_Object.Adjusted then + Report.Failed("Good object not adjusted"); + end if; + + -- should call Finalize before end of scope + end Simple_Test; + + procedure Initialize_Test is + begin + declare + This_Object_Fails_In_Initialize : C761006_2.Init_Check; + begin + Report.Failed("Exception in Initialize did not occur"); + exception + when others => + Report.Failed("Initialize caused exception at wrong lex"); + end; + + Report.Failed("Error in execution sequence"); + + exception + when Sup.Propagating_Exception => -- this is correct + if not Sup.Events_Occurring(Sup.Good_Initialize) then + Report.Failed("Initialization of Good Component did not occur"); + end if; + end Initialize_Test; + + procedure Adjust_Test is + This_Object_OK : C761006_2.Adj_Check; + This_Object_Target : C761006_2.Adj_Check; + begin + + Check_Adjust_Due_To_Assignment: begin + This_Object_Target := This_Object_OK; + Report.Failed("Adjust did not propagate any exception"); + exception + when Program_Error => -- expected case + if not This_Object_Target.Good_Component.Adjusted then + Report.Failed("other adjustment not performed"); + end if; + when others => + Report.Failed("Adjust propagated wrong exception"); + end Check_Adjust_Due_To_Assignment; + + C761006_Support.Events_Occurring := (True, False, False); + + Check_Adjust_Due_To_Initial_Assignment: declare + Another_Target : C761006_2.Adj_Check := This_Object_OK; + begin + Report.Failed("Adjust did not propagate any exception"); + exception + when others => Report.Failed("Adjust caused exception at wrong lex"); + end Check_Adjust_Due_To_Initial_Assignment; + + exception + when Program_Error => -- expected case + if Sup.Events_Occurring(Sup.Good_Finalize) /= + Sup.Events_Occurring(Sup.Good_Adjust) then + -- RM 7.6.1(16/1) says that the good Adjust may or may not + -- be performed; but if it is, then the Finalize must be + -- performed; and if it is not, then the Finalize must not + -- performed. + if Sup.Events_Occurring(Sup.Good_Finalize) then + Report.Failed("Good adjust not performed with bad adjust, " & + "but good finalize was"); + else + Report.Failed("Good adjust performed with bad adjust, " & + "but good finalize was not"); + end if; + end if; + when others => + Report.Failed("Adjust propagated wrong exception"); + end Adjust_Test; + + procedure Finalize_Test is + + Fin_Not_Perf : constant String := "other finalizations not performed"; + + procedure Finalize_15 is + Item : C761006_2.Fin_Check; + Target : C761006_2.Fin_Check; + begin + + Item := Target; + -- finalization of Item should cause PE + -- ARM7.6:21 allows the implementation to omit the assignment of the + -- value into an anonymous object, which is the point at which Adjust + -- is normally called. However, this would result in Program_Error's + -- being raised before the call to Adjust, with the consequence that + -- Adjust is never called. + + exception + when Program_Error => -- expected case + if not Sup.Events_Occurring(Sup.Good_Finalize) then + Report.Failed("Assignment: " & Fin_Not_Perf); + end if; + when others => + Report.Failed("Other exception in Finalize_15"); + + -- finalization of Item/Target should cause PE + end Finalize_15; + + -- check failure in finalize due to Unchecked_Deallocation + + type Shark is access C761006_2.Fin_Check; + + procedure Catch is + new Unchecked_Deallocation( C761006_2.Fin_Check, Shark ); + + procedure Finalize_17 is + White : Shark := new C761006_2.Fin_Check; + begin + Catch( White ); + exception + when Program_Error => + if not Sup.Events_Occurring(Sup.Good_Finalize) then + Report.Failed("Unchecked_Deallocation: " & Fin_Not_Perf); + end if; + end Finalize_17; + + begin + + Exception_In_Finalization: begin + Finalize_15; + exception + when Program_Error => null; -- anticipated + end Exception_In_Finalization; + + Use_Of_Unchecked_Deallocation: begin + Finalize_17; + exception + when others => + Report.Failed("Unchecked_Deallocation check, unwanted exception"); + end Use_Of_Unchecked_Deallocation; + + end Finalize_Test; + +begin -- Main test procedure. + + Report.Test ("C761006", "Check that exceptions raised in Initialize, " & + "Adjust and Finalize are processed correctly" ); + + Sub_Tests := (Simple_Test'Access, Initialize_Test'Access, + Adjust_Test'Access, Finalize_Test'Access); + + for Test in Sub_Tests'Range loop + begin + + Sup.Events_Occurring := (others => False); + + Sub_Tests(Test).all; + + case Test is + when Simple | Adjust => + if Sup.Events_Occurring /= Sup.Event_Array ' ( others => True ) then + Report.Failed ( "Other operation missing in " & + Test_ID'Image ( Test ) ); + end if; + when Initialize => + null; + when Finalize => + -- Note that for Good_Adjust, we may get either True or False + if Sup.Events_Occurring ( Sup.Good_Initialize ) = False or + Sup.Events_Occurring ( Sup.Good_Finalize ) = False + then + Report.Failed ( "Other operation missing in " & + Test_ID'Image ( Test ) ); + end if; + end case; + + exception + when How: others => Report.Failed( Ada.Exceptions.Exception_Name( How ) + & " from " & Test_ID'Image( Test ) ); + end; + end loop; + + Report.Result; + +end C761006; |