diff options
Diffstat (limited to 'gcc-4.9/gcc/common.opt')
| -rw-r--r-- | gcc-4.9/gcc/common.opt | 47 |
1 files changed, 46 insertions, 1 deletions
diff --git a/gcc-4.9/gcc/common.opt b/gcc-4.9/gcc/common.opt index 40607738a..d4e989b40 100644 --- a/gcc-4.9/gcc/common.opt +++ b/gcc-4.9/gcc/common.opt @@ -322,6 +322,9 @@ Common Alias(Wpedantic) -pedantic-errors Common Alias(pedantic-errors) +-no-pie +Driver Alias(no-pie) + -pie Driver Alias(pie) @@ -1210,10 +1213,23 @@ fdwarf2-cfi-asm Common Report Var(flag_dwarf2_cfi_asm) Init(HAVE_GAS_CFI_DIRECTIVE) Enable CFI tables via GAS assembler directives. +ftwo-level-all-subprogs +Common Report Var(flag_two_level_all_subprogs) Init(0) +When generating two-level line tables in DWARF (experimental), +add linkage names for all functions (not just inlined functions). + +ftwo-level-line-tables +Common Report Var(flag_two_level_line_tables) Init(0) +Use two-level line tables in DWARF (experimental). + fripa Common Report Var(flag_dyn_ipa) Perform Dynamic Inter-Procedural Analysis. +fripa-allow-debug +Common Report Var(flag_dyn_ipa_allow_debug) Init(0) +Allow -g enablement for -fripa -fprofile-generate compiles. + fripa-disallow-asm-modules Common Report Var(flag_ripa_disallow_asm_modules) Don't import an auxiliary module if it contains asm statements @@ -1324,6 +1340,10 @@ Enum(fp_contract_mode) String(on) Value(FP_CONTRACT_OFF) EnumValue Enum(fp_contract_mode) String(fast) Value(FP_CONTRACT_FAST) +ffunction-attribute-list= +Common Joined RejectNegative Var(common_deferred_options) Defer +-ffunction-attribute-list=attribute:name,... Add attribute to named functions + ; Nonzero means don't put addresses of constant functions in registers. ; Used for compiling the Unix kernel, where strange substitutions are ; done on the assembly output. @@ -1715,6 +1735,10 @@ fomit-frame-pointer Common Report Var(flag_omit_frame_pointer) Optimization When possible do not generate stack frames +fshrink-wrap-frame-pointer +Common Report Var(flag_shrink_wrap_frame_pointer) Optimization +Framepointer shrinkwrapping optimization. + fopt-info Common Report Var(flag_opt_info) Optimization Enable all optimization info dumps on stderr @@ -1787,6 +1811,10 @@ fpie Common Report Var(flag_pie,1) Negative(fPIC) Generate position-independent code for executables if possible (small mode) +fplt +Common Report Var(flag_plt) Init(1) Optimization +Use PLT for PIC calls (-fno-plt: load the address from GOT at call site) + fplugin= Common Joined RejectNegative Var(common_deferred_options) Defer Specify a plugin to load @@ -1845,6 +1873,10 @@ fprofile-generate-sampling Common Var(flag_profile_generate_sampling) Turn on instrumentation sampling with -fprofile-generate with rate set by --param profile-generate-sampling-rate or environment variable GCOV_SAMPLING_RATE +fprofile-generate-buildinfo= +Common RejectNegative Joined Var(flag_profile_generate_buildinfo) +-fprofile-generate-buildinfo=filename Read build info to include in gcda file from filename + femit-function-names Common Var(flag_emit_function_names) Print to stderr the mapping from module name and function id to assembler @@ -1909,6 +1941,11 @@ fregmove Common Ignore Does nothing. Preserved for backward compatibility. +flifetime-dse +Common Report Var(flag_lifetime_dse) Init(1) Optimization +Tell DSE that the storage for a C++ object is dead when the constructor +starts and when the destructor finishes. + flive-range-shrinkage Common Report Var(flag_live_range_shrinkage) Init(0) Optimization Relief of register pressure through live range shrinkage @@ -2638,6 +2675,10 @@ ggdb Common JoinedOrMissing Generate debug information in default extended format +gline-tables-only +Common RejectNegative Var(debug_line_tables_only) Init(0) +Generate DWARF line number tables and no other debug sections + gno-pubnames Common Negative(gpubnames) Var(debug_generate_pub_sections, 0) Init(-1) Don't generate DWARF pubnames and pubtypes sections. @@ -2845,7 +2886,7 @@ x Driver Joined Separate shared -Driver RejectNegative Negative(pie) +Driver RejectNegative Negative(no-pie) Create a shared library shared-libgcc @@ -2889,6 +2930,10 @@ Driver symbolic Driver +no-pie +Driver RejectNegative Negative(pie) +Create a position dependent executable + pie Driver RejectNegative Negative(shared) Create a position independent executable |