diff options
Diffstat (limited to 'gcc/common.opt')
| -rw-r--r-- | gcc/common.opt | 798 |
1 files changed, 399 insertions, 399 deletions
diff --git a/gcc/common.opt b/gcc/common.opt index f497236..12ca0d6 100644 --- a/gcc/common.opt +++ b/gcc/common.opt @@ -284,11 +284,11 @@ Driver Joined Alias(u) -help Common Driver Var(help_flag) -Display this information +Display this information. -help= Common Driver Report Joined ---help=<class> Display descriptions of a specific class of options. <class> is one or more of optimizers, target, warnings, undocumented, params +--help=<class> Display descriptions of a specific class of options. <class> is one or more of optimizers, target, warnings, undocumented, params. -language Driver Separate Alias(x) @@ -406,7 +406,7 @@ Driver Alias(symbolic) -target-help Common Driver -Alias for --help=target +Alias for --help=target. -time Driver Alias(time) @@ -431,7 +431,7 @@ Common Driver Alias(-version) -param Common Separate ---param <param>=<value> Set parameter <param> to value. See below for a complete list of parameters +--param <param>=<value> Set parameter <param> to value. See below for a complete list of parameters. -param= Common Joined Alias(-param) @@ -459,19 +459,19 @@ Driver O Common JoinedOrMissing Optimization --O<number> Set optimization level to <number> +-O<number> Set optimization level to <number>. Os Common Optimization -Optimize for space rather than speed +Optimize for space rather than speed. Ofast Common Optimization -Optimize for speed disregarding exact standards compliance +Optimize for speed disregarding exact standards compliance. Og Common Optimization -Optimize for debugging experience rather than speed or size +Optimize for debugging experience rather than speed or size. Q Driver @@ -511,7 +511,7 @@ Driver Joined W Common RejectNegative Warning Alias(Wextra) -This switch is deprecated; use -Wextra instead +This switch is deprecated; use -Wextra instead. Wa, Driver JoinedOrMissing @@ -524,67 +524,67 @@ Driver JoinedOrMissing Waggregate-return Common Var(warn_aggregate_return) Warning -Warn about returning structures, unions or arrays +Warn about returning structures, unions or arrays. Waggressive-loop-optimizations Common Var(warn_aggressive_loop_optimizations) Init(1) Warning -Warn if a loop with constant number of iterations triggers undefined behavior +Warn if a loop with constant number of iterations triggers undefined behavior. Warray-bounds Common Var(warn_array_bounds) Warning -Warn if an array is accessed out of bounds +Warn if an array is accessed out of bounds. Warray-bounds= Common Joined RejectNegative UInteger Var(warn_array_bounds) Warning -Warn if an array is accessed out of bounds +Warn if an array is accessed out of bounds. Wattributes Common Var(warn_attributes) Init(1) Warning -Warn about inappropriate attribute usage +Warn about inappropriate attribute usage. Wcast-align Common Var(warn_cast_align) Warning -Warn about pointer casts which increase alignment +Warn about pointer casts which increase alignment. Wcpp Common Var(warn_cpp) Init(1) Warning -Warn when a #warning directive is encountered +Warn when a #warning directive is encountered. Wdeprecated-declarations Common Var(warn_deprecated_decl) Init(1) Warning -Warn about uses of __attribute__((deprecated)) declarations +Warn about uses of __attribute__((deprecated)) declarations. Wdisabled-optimization Common Var(warn_disabled_optimization) Warning -Warn when an optimization pass is disabled +Warn when an optimization pass is disabled. Werror Common Var(warnings_are_errors) -Treat all warnings as errors +Treat all warnings as errors. Werror= Common Joined -Treat specified warning as error +Treat specified warning as error. Wextra Common Var(extra_warnings) Warning -Print extra (possibly unwanted) warnings +Print extra (possibly unwanted) warnings. Wfatal-errors Common Var(flag_fatal_errors) -Exit on the first error occurred +Exit on the first error occurred. Wframe-larger-than= Common RejectNegative Joined UInteger --Wframe-larger-than=<number> Warn if a function's stack frame requires more than <number> bytes +-Wframe-larger-than=<number> Warn if a function's stack frame requires more than <number> bytes. Wfree-nonheap-object Common Var(warn_free_nonheap_object) Init(1) Warning -Warn when attempting to free a non-heap object +Warn when attempting to free a non-heap object. Winline Common Var(warn_inline) Warning -Warn when an inlined function cannot be inlined +Warn when an inlined function cannot be inlined. Winvalid-memory-model Common Var(warn_invalid_memory_model) Init(1) Warning @@ -595,11 +595,11 @@ Common RejectNegative Joined Warning Undocumented Alias(Wlarger-than=) Wlarger-than= Common RejectNegative Joined UInteger Warning --Wlarger-than=<number> Warn if an object is larger than <number> bytes +-Wlarger-than=<number> Warn if an object is larger than <number> bytes. Wnull-dereference Common Var(warn_null_dereference) Warning -Warn if dereferencing a NULL pointer may lead to erroneous or undefined behavior +Warn if dereferencing a NULL pointer may lead to erroneous or undefined behavior. Wunsafe-loop-optimizations Common Var(warn_unsafe_loop_optimizations) Warning @@ -610,27 +610,27 @@ Common Alias(Wsuggest-attribute=noreturn) Wodr Common Var(warn_odr_violations) Init(1) Warning -Warn about some C++ One Definition Rule violations during link time optimization +Warn about some C++ One Definition Rule violations during link time optimization. Woverflow Common Var(warn_overflow) Init(1) Warning -Warn about overflow in arithmetic expressions +Warn about overflow in arithmetic expressions. Wlto-type-mismatch Common Var(warn_lto_type_mismatch) Init(1) Warning -During link time optimization warn about mismatched types of global declarations +During link time optimization warn about mismatched types of global declarations. Wpacked Common Var(warn_packed) Warning -Warn when the packed attribute has no effect on struct layout +Warn when the packed attribute has no effect on struct layout. Wpadded Common Var(warn_padded) Warning -Warn when padding is required to align structure members +Warn when padding is required to align structure members. Wpedantic Common Var(pedantic) Init(0) Warning -Issue warnings needed for strict compliance to the standard +Issue warnings needed for strict compliance to the standard. Wreturn-local-addr Common Var(warn_return_local_addr) Init(1) Warning @@ -638,71 +638,71 @@ Warn about returning a pointer/reference to a local or temporary variable. Wshadow Common Var(warn_shadow) Warning -Warn when one local variable shadows another +Warn when one local variable shadows another. Wstack-protector Common Var(warn_stack_protect) Warning -Warn when not issuing stack smashing protection for some reason +Warn when not issuing stack smashing protection for some reason. Wstack-usage= Common Joined RejectNegative UInteger Var(warn_stack_usage) Init(-1) Warning -Warn if stack usage might be larger than specified amount +Warn if stack usage might be larger than specified amount. Wstrict-aliasing Common Warning -Warn about code which might break strict aliasing rules +Warn about code which might break strict aliasing rules. Wstrict-aliasing= Common Joined RejectNegative UInteger Var(warn_strict_aliasing) Warning -Warn about code which might break strict aliasing rules +Warn about code which might break strict aliasing rules. Wstrict-overflow Common Warning -Warn about optimizations that assume that signed overflow is undefined +Warn about optimizations that assume that signed overflow is undefined. Wstrict-overflow= Common Joined RejectNegative UInteger Var(warn_strict_overflow) Warning -Warn about optimizations that assume that signed overflow is undefined +Warn about optimizations that assume that signed overflow is undefined. Wsuggest-attribute=const Common Var(warn_suggest_attribute_const) Warning -Warn about functions which might be candidates for __attribute__((const)) +Warn about functions which might be candidates for __attribute__((const)). Wsuggest-attribute=pure Common Var(warn_suggest_attribute_pure) Warning -Warn about functions which might be candidates for __attribute__((pure)) +Warn about functions which might be candidates for __attribute__((pure)). Wsuggest-attribute=noreturn Common Var(warn_suggest_attribute_noreturn) Warning -Warn about functions which might be candidates for __attribute__((noreturn)) +Warn about functions which might be candidates for __attribute__((noreturn)). Wsuggest-final-types Common Var(warn_suggest_final_types) Warning -Warn about C++ polymorphic types where adding final keyword would improve code quality +Warn about C++ polymorphic types where adding final keyword would improve code quality. Wsuggest-final-methods Common Var(warn_suggest_final_methods) Warning -Warn about C++ virtual methods where adding final keyword would improve code quality +Warn about C++ virtual methods where adding final keyword would improve code quality. Wsystem-headers Common Var(warn_system_headers) Warning -Do not suppress warnings from system headers +Do not suppress warnings from system headers. Wtrampolines Common Var(warn_trampolines) Warning -Warn whenever a trampoline is generated +Warn whenever a trampoline is generated. Wtype-limits Common Var(warn_type_limits) Warning EnabledBy(Wextra) -Warn if a comparison is always true or always false due to the limited range of the data type +Warn if a comparison is always true or always false due to the limited range of the data type. Wuninitialized Common Var(warn_uninitialized) Warning EnabledBy(Wextra) -Warn about uninitialized automatic variables +Warn about uninitialized automatic variables. Wmaybe-uninitialized Common Var(warn_maybe_uninitialized) Warning EnabledBy(Wuninitialized) -Warn about maybe uninitialized automatic variables +Warn about maybe uninitialized automatic variables. Wunreachable-code Common Ignore @@ -710,43 +710,43 @@ Does nothing. Preserved for backward compatibility. Wunused Common Var(warn_unused) Init(0) Warning -Enable all -Wunused- warnings +Enable all -Wunused- warnings. Wunused-but-set-parameter Common Var(warn_unused_but_set_parameter) Warning EnabledBy(Wunused && Wextra) -Warn when a function parameter is only set, otherwise unused +Warn when a function parameter is only set, otherwise unused. Wunused-but-set-variable Common Var(warn_unused_but_set_variable) Warning EnabledBy(Wunused) -Warn when a variable is only set, otherwise unused +Warn when a variable is only set, otherwise unused. Wunused-function Common Var(warn_unused_function) Warning EnabledBy(Wunused) -Warn when a function is unused +Warn when a function is unused. Wunused-label Common Var(warn_unused_label) Warning EnabledBy(Wunused) -Warn when a label is unused +Warn when a label is unused. Wunused-parameter Common Var(warn_unused_parameter) Warning EnabledBy(Wunused && Wextra) -Warn when a function parameter is unused +Warn when a function parameter is unused. Wunused-value Common Var(warn_unused_value) Warning EnabledBy(Wunused) -Warn when an expression value is unused +Warn when an expression value is unused. Wunused-variable Common Var(warn_unused_variable) Warning EnabledBy(Wunused) -Warn when a variable is unused +Warn when a variable is unused. Wcoverage-mismatch Common Var(warn_coverage_mismatch) Init(1) Warning -Warn in case profiles in -fprofile-use do not match +Warn in case profiles in -fprofile-use do not match. Wvector-operation-performance Common Var(warn_vector_operation_performance) Warning -Warn when a vector operation is compiled outside the SIMD +Warn when a vector operation is compiled outside the SIMD. Xassembler Driver Separate @@ -762,7 +762,7 @@ Driver aux-info Common Separate Var(aux_info_file_name) --aux-info <file> Emit declaration information into <file> +-aux-info <file> Emit declaration information into <file>. aux-info= Common Joined Alias(aux-info) @@ -781,15 +781,15 @@ Driver d Common Joined --d<letters> Enable dumps from specific passes of the compiler +-d<letters> Enable dumps from specific passes of the compiler. dumpbase Common Separate Var(dump_base_name) --dumpbase <file> Set the file basename to be used for dumps +-dumpbase <file> Set the file basename to be used for dumps. dumpdir Common Separate Var(dump_dir_name) --dumpdir <dir> Set the directory name to be used for dumps +-dumpdir <dir> Set the directory name to be used for dumps. dumpmachine Driver @@ -858,36 +858,36 @@ Driver Undocumented ; the ABI become the default version of the ABI. fabi-version= Common Joined RejectNegative UInteger Var(flag_abi_version) Init(0) -The version of the C++ ABI in use +The version of the C++ ABI in use. faggressive-loop-optimizations -Common Report Var(flag_aggressive_loop_optimizations) Optimization Init(1) -Aggressively optimize loops using language constraints +Common Report Var(flag_aggressive_loop_optimizations) Optimization Init(1) +Aggressively optimize loops using language constraints. falign-functions Common Report Var(align_functions,0) Optimization UInteger -Align the start of functions +Align the start of functions. falign-functions= Common RejectNegative Joined UInteger Var(align_functions) falign-jumps Common Report Var(align_jumps,0) Optimization UInteger -Align labels which are only reached by jumping +Align labels which are only reached by jumping. falign-jumps= Common RejectNegative Joined UInteger Var(align_jumps) falign-labels Common Report Var(align_labels,0) Optimization UInteger -Align all labels +Align all labels. falign-labels= Common RejectNegative Joined UInteger Var(align_labels) falign-loops Common Report Var(align_loops,0) Optimization UInteger -Align the start of loops +Align the start of loops. falign-loops= Common RejectNegative Joined UInteger Var(align_loops) @@ -910,7 +910,7 @@ Does nothing. Preserved for backward compatibility. fsanitize= Common Driver Report Joined -Select what to sanitize +Select what to sanitize. fasan-shadow-offset= Common Joined RejectNegative Var(common_deferred_options) Defer @@ -923,23 +923,23 @@ in user-defined sections. fsanitize-recover= Common Report Joined -After diagnosing undefined behavior attempt to continue execution +After diagnosing undefined behavior attempt to continue execution. fsanitize-recover Common Report -This switch is deprecated; use -fsanitize-recover= instead +This switch is deprecated; use -fsanitize-recover= instead. fsanitize-undefined-trap-on-error Common Driver Report Var(flag_sanitize_undefined_trap_on_error) Init(0) -Use trap instead of a library function for undefined behavior sanitization +Use trap instead of a library function for undefined behavior sanitization. fasynchronous-unwind-tables Common Report Var(flag_asynchronous_unwind_tables) Optimization -Generate unwind tables that are exact at each instruction boundary +Generate unwind tables that are exact at each instruction boundary. fauto-inc-dec Common Report Var(flag_auto_inc_dec) Init(1) Optimization -Generate auto-inc/dec instructions +Generate auto-inc/dec instructions. fauto-profile Common Report Var(flag_auto_profile) @@ -957,42 +957,42 @@ file is specified in the argument. ; For Fortran: defaults to off. fbounds-check Common Report Var(flag_bounds_check) -Generate code to check bounds before indexing arrays +Generate code to check bounds before indexing arrays. fbranch-count-reg Common Report Var(flag_branch_on_count_reg) Optimization -Replace add, compare, branch with branch on count register +Replace add, compare, branch with branch on count register. fbranch-probabilities Common Report Var(flag_branch_probabilities) Optimization -Use profiling information for branch probabilities +Use profiling information for branch probabilities. fbranch-target-load-optimize Common Report Var(flag_branch_target_load_optimize) Optimization -Perform branch target load optimization before prologue / epilogue threading +Perform branch target load optimization before prologue / epilogue threading. fbranch-target-load-optimize2 Common Report Var(flag_branch_target_load_optimize2) Optimization -Perform branch target load optimization after prologue / epilogue threading +Perform branch target load optimization after prologue / epilogue threading. fbtr-bb-exclusive Common Report Var(flag_btr_bb_exclusive) Optimization -Restrict target load migration not to re-use registers in any basic block +Restrict target load migration not to re-use registers in any basic block. fcall-saved- Common Joined RejectNegative Var(common_deferred_options) Defer --fcall-saved-<register> Mark <register> as being preserved across functions +-fcall-saved-<register> Mark <register> as being preserved across functions. fcall-used- Common Joined RejectNegative Var(common_deferred_options) Defer --fcall-used-<register> Mark <register> as being corrupted by function calls +-fcall-used-<register> Mark <register> as being corrupted by function calls. ; Nonzero for -fcaller-saves: allocate values in regs that need to ; be saved across function calls, if that produces overall better code. ; Optional now, so people can test it. fcaller-saves Common Report Var(flag_caller_saves) Optimization -Save registers around function calls +Save registers around function calls. fcheck-data-deps Common Report Var(flag_check_data_deps) @@ -1000,7 +1000,7 @@ This switch is deprecated; do not use. fcheck-new Common Var(flag_check_new) -Check the return value of new in C++ +Check the return value of new in C++. fcombine-stack-adjustments Common Report Var(flag_combine_stack_adjustments) Optimization @@ -1008,7 +1008,7 @@ Looks for opportunities to reduce stack adjustments and stack references. fcommon Common Report Var(flag_no_common,0) -Do not put uninitialized globals in the common section +Do not put uninitialized globals in the common section. fcompare-debug Driver @@ -1016,31 +1016,31 @@ Driver fcompare-debug= Common Driver JoinedOrMissing RejectNegative Var(flag_compare_debug_opt) --fcompare-debug[=<opts>] Compile with and without e.g. -gtoggle, and compare the final-insns dump +-fcompare-debug[=<opts>] Compile with and without e.g. -gtoggle, and compare the final-insns dump. fcompare-debug-second Common Driver RejectNegative Var(flag_compare_debug) -Run only the second compilation of -fcompare-debug +Run only the second compilation of -fcompare-debug. fcompare-elim Common Report Var(flag_compare_elim_after_reload) Optimization -Perform comparison elimination after register allocation has finished +Perform comparison elimination after register allocation has finished. fconserve-stack Common Var(flag_conserve_stack) Optimization -Do not perform optimizations increasing noticeably stack usage +Do not perform optimizations increasing noticeably stack usage. fcprop-registers Common Report Var(flag_cprop_registers) Optimization -Perform a register copy-propagation optimization pass +Perform a register copy-propagation optimization pass. fcrossjumping Common Report Var(flag_crossjumping) Optimization -Perform cross-jumping optimization +Perform cross-jumping optimization. fcse-follow-jumps Common Report Var(flag_cse_follow_jumps) Optimization -When running CSE, follow jumps to their targets +When running CSE, follow jumps to their targets. fcse-skip-blocks Common Ignore @@ -1048,15 +1048,15 @@ Does nothing. Preserved for backward compatibility. fcx-limited-range Common Report Var(flag_cx_limited_range) Optimization SetByCombined -Omit range reduction step when performing complex division +Omit range reduction step when performing complex division. fcx-fortran-rules Common Report Var(flag_cx_fortran_rules) Optimization -Complex multiplication and division follow Fortran rules +Complex multiplication and division follow Fortran rules. fdata-sections Common Report Var(flag_data_sections) -Place data items into their own section +Place data items into their own section. fdbg-cnt-list Common Report Var(common_deferred_options) Defer @@ -1064,11 +1064,11 @@ List all available debugging counters with their limits and counts. fdbg-cnt= Common RejectNegative Joined Var(common_deferred_options) Defer --fdbg-cnt=<counter>:<limit>[,<counter>:<limit>,...] Set the debug counter limit. +-fdbg-cnt=<counter>:<limit>[,<counter>:<limit>,...] Set the debug counter limit. fdebug-prefix-map= Common Joined RejectNegative Var(common_deferred_options) Defer -Map one directory name to another in debug information +Map one directory name to another in debug information. fdebug-types-section Common Report Var(flag_debug_types_section) Init(0) @@ -1078,27 +1078,27 @@ Output .debug_types section when using DWARF v4 debuginfo. ; instead save them up to pop many calls' args with one insns. fdefer-pop Common Report Var(flag_defer_pop) Optimization -Defer popping functions args from stack until later +Defer popping functions args from stack until later. fdelayed-branch Common Report Var(flag_delayed_branch) Optimization -Attempt to fill delay slots of branch instructions +Attempt to fill delay slots of branch instructions. fdelete-dead-exceptions Common Report Var(flag_delete_dead_exceptions) Init(0) Optimization -Delete dead instructions that may throw exceptions +Delete dead instructions that may throw exceptions. fdelete-null-pointer-checks Common Report Var(flag_delete_null_pointer_checks) Init(-1) Optimization -Delete useless null pointer checks +Delete useless null pointer checks. fdevirtualize-at-ltrans Common Report Var(flag_ltrans_devirtualize) -Stream extra data to support more aggressive devirtualization in LTO local transformation mode +Stream extra data to support more aggressive devirtualization in LTO local transformation mode. fdevirtualize-speculatively Common Report Var(flag_devirtualize_speculatively) Optimization -Perform speculative devirtualization +Perform speculative devirtualization. fdevirtualize Common Report Var(flag_devirtualize) Optimization @@ -1106,7 +1106,7 @@ Try to convert virtual calls to direct ones. fdiagnostics-show-location= Common Joined RejectNegative Enum(diagnostic_prefixing_rule) --fdiagnostics-show-location=[once|every-line] How often to emit source location at the beginning of line-wrapped diagnostics +-fdiagnostics-show-location=[once|every-line] How often to emit source location at the beginning of line-wrapped diagnostics. ; Required for these enum values. SourceInclude @@ -1123,7 +1123,7 @@ Enum(diagnostic_prefixing_rule) String(every-line) Value(DIAGNOSTICS_SHOW_PREFIX fdiagnostics-show-caret Common Var(flag_diagnostics_show_caret) Init(1) -Show the source line with a caret indicating the column +Show the source line with a caret indicating the column. fdiagnostics-color Common Alias(fdiagnostics-color=,always,never) @@ -1131,7 +1131,7 @@ Common Alias(fdiagnostics-color=,always,never) fdiagnostics-color= Driver Common Joined RejectNegative Var(flag_diagnostics_show_color) Enum(diagnostic_color_rule) Init(DIAGNOSTICS_COLOR_NO) --fdiagnostics-color=[never|always|auto] Colorize diagnostics +-fdiagnostics-color=[never|always|auto] Colorize diagnostics. ; Required for these enum values. SourceInclude @@ -1151,34 +1151,34 @@ Enum(diagnostic_color_rule) String(auto) Value(DIAGNOSTICS_COLOR_AUTO) fdiagnostics-show-option Common Var(flag_diagnostics_show_option) Init(1) -Amend appropriate diagnostic messages with the command line option that controls them +Amend appropriate diagnostic messages with the command line option that controls them. fdisable- Common Joined RejectNegative Var(common_deferred_options) Defer --fdisable-[tree|rtl|ipa]-<pass>=range1+range2 disables an optimization pass +-fdisable-[tree|rtl|ipa]-<pass>=range1+range2 disables an optimization pass. fenable- Common Joined RejectNegative Var(common_deferred_options) Defer --fenable-[tree|rtl|ipa]-<pass>=range1+range2 enables an optimization pass +-fenable-[tree|rtl|ipa]-<pass>=range1+range2 enables an optimization pass. fdump- Common Joined RejectNegative Var(common_deferred_options) Defer --fdump-<type> Dump various compiler internals to a file +-fdump-<type> Dump various compiler internals to a file. fdump-final-insns Driver RejectNegative fdump-final-insns= Common RejectNegative Joined Var(flag_dump_final_insns) --fdump-final-insns=filename Dump to filename the insns at the end of translation +-fdump-final-insns=filename Dump to filename the insns at the end of translation. fdump-go-spec= Common RejectNegative Joined Var(flag_dump_go_spec) --fdump-go-spec=filename Write all declarations to file as Go code +-fdump-go-spec=filename Write all declarations to file as Go code. fdump-noaddr Common Report Var(flag_dump_noaddr) -Suppress output of addresses in debugging dumps +Suppress output of addresses in debugging dumps. freport-bug Common Driver Var(flag_report_bug) @@ -1187,19 +1187,19 @@ compiler occured. fdump-internal-locations Common Var(flag_dump_locations) Init(0) -Dump detailed information on GCC's internal representation of source code locations +Dump detailed information on GCC's internal representation of source code locations. fdump-passes Common Var(flag_dump_passes) Init(0) -Dump optimization passes +Dump optimization passes. fdump-unnumbered Common Report Var(flag_dump_unnumbered) -Suppress output of instruction numbers, line number notes and addresses in debugging dumps +Suppress output of instruction numbers, line number notes and addresses in debugging dumps. fdump-unnumbered-links Common Report Var(flag_dump_unnumbered_links) -Suppress output of previous and next insn numbers in debugging dumps +Suppress output of previous and next insn numbers in debugging dumps. fdwarf2-cfi-asm Common Report Var(flag_dwarf2_cfi_asm) Init(HAVE_GAS_CFI_DIRECTIVE) @@ -1207,23 +1207,23 @@ Enable CFI tables via GAS assembler directives. fearly-inlining Common Report Var(flag_early_inlining) Init(1) Optimization -Perform early inlining +Perform early inlining. feliminate-dwarf2-dups Common Report Var(flag_eliminate_dwarf2_dups) -Perform DWARF2 duplicate elimination +Perform DWARF2 duplicate elimination. fipa-sra Common Report Var(flag_ipa_sra) Init(0) Optimization -Perform interprocedural reduction of aggregates +Perform interprocedural reduction of aggregates. feliminate-unused-debug-symbols Common Report Var(flag_debug_only_used_symbols) -Perform unused symbol elimination in debug info +Perform unused symbol elimination in debug info. feliminate-unused-debug-types Common Report Var(flag_eliminate_unused_debug_types) Init(1) -Perform unused type elimination in debug info +Perform unused type elimination in debug info. femit-class-debug-always Common Report Var(flag_emit_class_debug_always) Init(0) @@ -1231,15 +1231,15 @@ Do not suppress C++ class debug information. fexceptions Common Report Var(flag_exceptions) Optimization -Enable exception handling +Enable exception handling. fexpensive-optimizations Common Report Var(flag_expensive_optimizations) Optimization -Perform a number of minor, expensive optimizations +Perform a number of minor, expensive optimizations. fexcess-precision= Common Joined RejectNegative Enum(excess_precision) Var(flag_excess_precision_cmdline) Init(EXCESS_PRECISION_DEFAULT) --fexcess-precision=[fast|standard] Specify handling of excess floating-point precision +-fexcess-precision=[fast|standard] Specify handling of excess floating-point precision. Enum Name(excess_precision) Type(enum excess_precision) UnknownError(unknown excess precision style %qs) @@ -1259,15 +1259,15 @@ Output lto objects containing both the intermediate language and binary output. ffinite-math-only Common Report Var(flag_finite_math_only) Optimization SetByCombined -Assume no NaNs or infinities are generated +Assume no NaNs or infinities are generated. ffixed- Common Joined RejectNegative Var(common_deferred_options) Defer --ffixed-<register> Mark <register> as being unavailable to the compiler +-ffixed-<register> Mark <register> as being unavailable to the compiler. ffloat-store Common Report Var(flag_float_store) Optimization -Don't allocate floats and doubles in extended-precision registers +Don't allocate floats and doubles in extended-precision registers. fforce-addr Common Ignore @@ -1275,7 +1275,7 @@ Does nothing. Preserved for backward compatibility. fforward-propagate Common Report Var(flag_forward_propagate) Optimization -Perform a forward propagation pass on RTL +Perform a forward propagation pass on RTL. ffp-contract= Common Joined RejectNegative Enum(fp_contract_mode) Var(flag_fp_contract_mode) Init(FP_CONTRACT_FAST) Optimization @@ -1299,75 +1299,75 @@ Enum(fp_contract_mode) String(fast) Value(FP_CONTRACT_FAST) ; done on the assembly output. ffunction-cse Common Report Var(flag_no_function_cse,0) Optimization -Allow function addresses to be held in registers +Allow function addresses to be held in registers. ffunction-sections Common Report Var(flag_function_sections) -Place each function into its own section +Place each function into its own section. fgcse Common Report Var(flag_gcse) Optimization -Perform global common subexpression elimination +Perform global common subexpression elimination. fgcse-lm Common Report Var(flag_gcse_lm) Init(1) Optimization -Perform enhanced load motion during global common subexpression elimination +Perform enhanced load motion during global common subexpression elimination. fgcse-sm Common Report Var(flag_gcse_sm) Init(0) Optimization -Perform store motion after global common subexpression elimination +Perform store motion after global common subexpression elimination. fgcse-las Common Report Var(flag_gcse_las) Init(0) Optimization Perform redundant load after store elimination in global common subexpression -elimination +elimination. fgcse-after-reload Common Report Var(flag_gcse_after_reload) Optimization -Perform global common subexpression elimination after register allocation -has finished +Perform global common subexpression elimination after register allocation has +finished. ; This option is not documented yet as its semantics will change. fgraphite Common Report Var(flag_graphite) Optimization -Enable in and out of Graphite representation +Enable in and out of Graphite representation. fgraphite-identity Common Report Var(flag_graphite_identity) Optimization -Enable Graphite Identity transformation +Enable Graphite Identity transformation. fhoist-adjacent-loads Common Report Var(flag_hoist_adjacent_loads) Optimization Enable hoisting adjacent loads to encourage generating conditional move -instructions +instructions. floop-parallelize-all Common Report Var(flag_loop_parallelize_all) Optimization -Mark all loops as parallel +Mark all loops as parallel. floop-strip-mine Common Alias(floop-nest-optimize) -Enable loop nest transforms. Same as -floop-nest-optimize +Enable loop nest transforms. Same as -floop-nest-optimize. floop-interchange Common Alias(floop-nest-optimize) -Enable loop nest transforms. Same as -floop-nest-optimize +Enable loop nest transforms. Same as -floop-nest-optimize. floop-block Common Alias(floop-nest-optimize) -Enable loop nest transforms. Same as -floop-nest-optimize +Enable loop nest transforms. Same as -floop-nest-optimize. floop-unroll-and-jam Common Alias(floop-nest-optimize) -Enable loop nest transforms. Same as -floop-nest-optimize - +Enable loop nest transforms. Same as -floop-nest-optimize. + fgnu-tm Common Report Var(flag_tm) -Enable support for GNU transactional memory +Enable support for GNU transactional memory. fgnu-unique Common Report Var(flag_gnu_unique) Init(1) -Use STB_GNU_UNIQUE if supported by the assembler +Use STB_GNU_UNIQUE if supported by the assembler. floop-flatten Common Ignore @@ -1375,15 +1375,15 @@ Does nothing. Preserved for backward compatibility. floop-nest-optimize Common Report Var(flag_loop_optimize_isl) Optimization -Enable the ISL based loop nest optimizer +Enable the ISL based loop nest optimizer. fstrict-volatile-bitfields Common Report Var(flag_strict_volatile_bitfields) Init(-1) Optimization -Force bitfield accesses to match their type width +Force bitfield accesses to match their type width. fguess-branch-probability Common Report Var(flag_guess_branch_prob) Optimization -Enable guessing of branch probabilities +Enable guessing of branch probabilities. ; Nonzero means ignore `#ident' directives. 0 means handle them. ; Generate position-independent code for executables if possible @@ -1391,15 +1391,15 @@ Enable guessing of branch probabilities ; string identifying the compiler. fident Common Report Var(flag_no_ident,0) -Process #ident directives +Process #ident directives. fif-conversion Common Report Var(flag_if_conversion) Optimization -Perform conversion of conditional jumps to branchless equivalents +Perform conversion of conditional jumps to branchless equivalents. fif-conversion2 Common Report Var(flag_if_conversion2) Optimization -Perform conversion of conditional jumps to conditional execution +Perform conversion of conditional jumps to conditional execution. fstack-reuse= Common Joined RejectNegative Enum(stack_reuse_level) Var(flag_stack_reuse) Init(SR_ALL) Optimization @@ -1419,11 +1419,11 @@ Enum(stack_reuse_level) String(none) Value(SR_NONE) ftree-loop-if-convert Common Report Var(flag_tree_loop_if_convert) Init(-1) Optimization -Convert conditional jumps in innermost loops to branchless equivalents +Convert conditional jumps in innermost loops to branchless equivalents. ftree-loop-if-convert-stores Common Report Var(flag_tree_loop_if_convert_stores) Optimization -Also if-convert conditional jumps containing memory writes +Also if-convert conditional jumps containing memory writes. ; -finhibit-size-directive inhibits output of .size for ELF. ; This is used only for compiling crtstuff.c, @@ -1431,36 +1431,36 @@ Also if-convert conditional jumps containing memory writes ; needed for crtstuff.c on other systems. finhibit-size-directive Common Report Var(flag_inhibit_size_directive) -Do not generate .size directives +Do not generate .size directives. findirect-inlining Common Report Var(flag_indirect_inlining) Optimization -Perform indirect inlining +Perform indirect inlining. ; General flag to enable inlining. Specifying -fno-inline will disable ; all inlining apart from always-inline functions. finline Common Report Var(flag_no_inline,0) Init(0) Optimization -Enable inlining of function declared \"inline\", disabling disables all inlining +Enable inlining of function declared \"inline\", disabling disables all inlining. finline-small-functions Common Report Var(flag_inline_small_functions) Optimization -Integrate functions into their callers when code size is known not to grow +Integrate functions into their callers when code size is known not to grow. finline-functions Common Report Var(flag_inline_functions) Optimization -Integrate functions not declared \"inline\" into their callers when profitable +Integrate functions not declared \"inline\" into their callers when profitable. finline-functions-called-once Common Report Var(flag_inline_functions_called_once) Optimization -Integrate functions only required by their single caller +Integrate functions only required by their single caller. finline-limit- Common RejectNegative Joined Alias(finline-limit=) finline-limit= Common RejectNegative Joined UInteger --finline-limit=<number> Limit the size of inlined functions to <number> +-finline-limit=<number> Limit the size of inlined functions to <number>. finline-atomics Common Report Var(flag_inline_atomics) Init(1) Optimization @@ -1468,55 +1468,55 @@ Inline __atomic operations when a lock free instruction sequence is available. finstrument-functions Common Report Var(flag_instrument_function_entry_exit) -Instrument function entry and exit with profiling calls +Instrument function entry and exit with profiling calls. finstrument-functions-exclude-function-list= Common RejectNegative Joined --finstrument-functions-exclude-function-list=name,... Do not instrument listed functions +-finstrument-functions-exclude-function-list=name,... Do not instrument listed functions. finstrument-functions-exclude-file-list= Common RejectNegative Joined --finstrument-functions-exclude-file-list=filename,... Do not instrument functions listed in files +-finstrument-functions-exclude-file-list=filename,... Do not instrument functions listed in files. fipa-cp Common Report Var(flag_ipa_cp) Optimization -Perform interprocedural constant propagation +Perform interprocedural constant propagation. fipa-cp-clone Common Report Var(flag_ipa_cp_clone) Optimization -Perform cloning to make Interprocedural constant propagation stronger +Perform cloning to make Interprocedural constant propagation stronger. fipa-cp-alignment Common Report Var(flag_ipa_cp_alignment) Optimization -Perform alignment discovery and propagation to make Interprocedural constant propagation stronger +Perform alignment discovery and propagation to make Interprocedural constant propagation stronger. fipa-profile Common Report Var(flag_ipa_profile) Init(0) Optimization -Perform interprocedural profile propagation +Perform interprocedural profile propagation. fipa-pta Common Report Var(flag_ipa_pta) Init(0) Optimization -Perform interprocedural points-to analysis +Perform interprocedural points-to analysis. fipa-pure-const Common Report Var(flag_ipa_pure_const) Init(0) Optimization -Discover pure and const functions +Discover pure and const functions. fipa-icf Common Report Var(flag_ipa_icf) Optimization -Perform Identical Code Folding for functions and read-only variables +Perform Identical Code Folding for functions and read-only variables. fipa-icf-functions Common Report Var(flag_ipa_icf_functions) Optimization -Perform Identical Code Folding for functions +Perform Identical Code Folding for functions. fipa-icf-variables Common Report Var(flag_ipa_icf_variables) -Perform Identical Code Folding for variables +Perform Identical Code Folding for variables. fipa-reference Common Report Var(flag_ipa_reference) Init(0) Optimization -Discover readonly and non addressable static variables +Discover readonly and non addressable static variables. fipa-matrix-reorg Common Ignore @@ -1528,7 +1528,7 @@ Does nothing. Preserved for backward compatibility. fira-algorithm= Common Joined RejectNegative Enum(ira_algorithm) Var(flag_ira_algorithm) Init(IRA_ALGORITHM_CB) Optimization --fira-algorithm=[CB|priority] Set the used IRA algorithm +-fira-algorithm=[CB|priority] Set the used IRA algorithm. Enum Name(ira_algorithm) Type(enum ira_algorithm) UnknownError(unknown IRA algorithm %qs) @@ -1541,7 +1541,7 @@ Enum(ira_algorithm) String(priority) Value(IRA_ALGORITHM_PRIORITY) fira-region= Common Joined RejectNegative Enum(ira_region) Var(flag_ira_region) Init(IRA_REGION_AUTODETECT) Optimization --fira-region=[one|all|mixed] Set regions for IRA +-fira-region=[one|all|mixed] Set regions for IRA. Enum Name(ira_region) Type(enum ira_region) UnknownError(unknown IRA region %qs) @@ -1579,27 +1579,27 @@ Common RejectNegative Joined UInteger Var(flag_ira_verbose) Init(5) fivopts Common Report Var(flag_ivopts) Init(1) Optimization -Optimize induction variables on trees +Optimize induction variables on trees. fjump-tables Common Var(flag_jump_tables) Init(1) Optimization -Use jump tables for sufficiently large switch statements +Use jump tables for sufficiently large switch statements. fkeep-inline-functions Common Report Var(flag_keep_inline_functions) -Generate code for functions even if they are fully inlined +Generate code for functions even if they are fully inlined. fkeep-static-functions Common Report Var(flag_keep_static_functions) -Generate code for static functions even if they are never called +Generate code for static functions even if they are never called. fkeep-static-consts Common Report Var(flag_keep_static_consts) Init(1) -Emit static const variables even if they are not used +Emit static const variables even if they are not used. fleading-underscore Common Report Var(flag_leading_underscore) Init(-1) -Give external symbols a leading underscore +Give external symbols a leading underscore. floop-optimize Common Ignore @@ -1607,7 +1607,7 @@ Does nothing. Preserved for backward compatibility. flra-remat Common Report Var(flag_lra_remat) Optimization -Do CFG-sensitive rematerialization in LRA +Do CFG-sensitive rematerialization in LRA. flto Common @@ -1637,95 +1637,95 @@ Enum(lto_partition_model) String(max) Value(LTO_PARTITION_MAX) flto-partition= Common Joined RejectNegative Enum(lto_partition_model) Var(flag_lto_partition) Init(LTO_PARTITION_BALANCED) -Specify the algorithm to partition symbols and vars at linktime +Specify the algorithm to partition symbols and vars at linktime. ; The initial value of -1 comes from Z_DEFAULT_COMPRESSION in zlib.h. flto-compression-level= Common Joined RejectNegative UInteger Var(flag_lto_compression_level) Init(-1) --flto-compression-level=<number> Use zlib compression level <number> for IL +-flto-compression-level=<number> Use zlib compression level <number> for IL. flto-odr-type-merging Common Report Var(flag_lto_odr_type_mering) Init(1) -Merge C++ types using One Definition Rule +Merge C++ types using One Definition Rule. flto-report Common Report Var(flag_lto_report) Init(0) -Report various link-time optimization statistics +Report various link-time optimization statistics. flto-report-wpa Common Report Var(flag_lto_report_wpa) Init(0) -Report various link-time optimization statistics for WPA only +Report various link-time optimization statistics for WPA only. fmath-errno Common Report Var(flag_errno_math) Init(1) Optimization SetByCombined -Set errno after built-in math functions +Set errno after built-in math functions. fmax-errors= Common Joined RejectNegative UInteger Var(flag_max_errors) --fmax-errors=<number> Maximum number of errors to report +-fmax-errors=<number> Maximum number of errors to report. fmem-report Common Report Var(mem_report) -Report on permanent memory allocation +Report on permanent memory allocation. fmem-report-wpa Common Report Var(mem_report_wpa) -Report on permanent memory allocation in WPA only +Report on permanent memory allocation in WPA only. ; This will attempt to merge constant section constants, if 1 only ; string constants and constants from constant pool, if 2 also constant ; variables. fmerge-all-constants Common Report Var(flag_merge_constants,2) Init(1) -Attempt to merge identical constants and constant variables +Attempt to merge identical constants and constant variables. fmerge-constants Common Report Var(flag_merge_constants,1) -Attempt to merge identical constants across compilation units +Attempt to merge identical constants across compilation units. fmerge-debug-strings Common Report Var(flag_merge_debug_strings) Init(1) -Attempt to merge identical debug strings across compilation units +Attempt to merge identical debug strings across compilation units. fmessage-length= Common RejectNegative Joined UInteger --fmessage-length=<number> Limit diagnostics to <number> characters per line. 0 suppresses line-wrapping +-fmessage-length=<number> Limit diagnostics to <number> characters per line. 0 suppresses line-wrapping. fmodulo-sched Common Report Var(flag_modulo_sched) Optimization -Perform SMS based modulo scheduling before the first scheduling pass +Perform SMS based modulo scheduling before the first scheduling pass. fmodulo-sched-allow-regmoves Common Report Var(flag_modulo_sched_allow_regmoves) Optimization -Perform SMS based modulo scheduling with register moves allowed +Perform SMS based modulo scheduling with register moves allowed. fmove-loop-invariants Common Report Var(flag_move_loop_invariants) Optimization -Move loop invariant computations out of loops +Move loop invariant computations out of loops. fdce Common Var(flag_dce) Init(1) Optimization -Use the RTL dead code elimination pass +Use the RTL dead code elimination pass. fdse Common Var(flag_dse) Init(1) Optimization -Use the RTL dead store elimination pass +Use the RTL dead store elimination pass. freschedule-modulo-scheduled-loops Common Report Var(flag_resched_modulo_sched) Optimization -Enable/Disable the traditional scheduling in loops that already passed modulo scheduling +Enable/Disable the traditional scheduling in loops that already passed modulo scheduling. fnon-call-exceptions Common Report Var(flag_non_call_exceptions) Optimization -Support synchronous non-call exceptions +Support synchronous non-call exceptions. foffload= Common Driver Joined MissingArgError(options or targets missing after %qs) --foffload=<targets>=<options> Specify offloading targets and options for them +-foffload=<targets>=<options> Specify offloading targets and options for them. foffload-abi= Common Joined RejectNegative Enum(offload_abi) Var(flag_offload_abi) Init(OFFLOAD_ABI_UNSET) --foffload-abi=[lp64|ilp32] Set the ABI to use in an offload compiler +-foffload-abi=[lp64|ilp32] Set the ABI to use in an offload compiler. Enum Name(offload_abi) Type(enum offload_abi) UnknownError(unknown offload ABI %qs) @@ -1738,15 +1738,15 @@ Enum(offload_abi) String(lp64) Value(OFFLOAD_ABI_LP64) fomit-frame-pointer Common Report Var(flag_omit_frame_pointer) Optimization -When possible do not generate stack frames +When possible do not generate stack frames. fopt-info Common Report Var(flag_opt_info) Optimization -Enable all optimization info dumps on stderr +Enable all optimization info dumps on stderr. fopt-info- Common Joined RejectNegative Var(common_deferred_options) Defer --fopt-info[-<type>=filename] Dump compiler optimization details +-fopt-info[-<type>=filename] Dump compiler optimization details. foptimize-register-move Common Ignore @@ -1754,71 +1754,71 @@ Does nothing. Preserved for backward compatibility. foptimize-sibling-calls Common Report Var(flag_optimize_sibling_calls) Optimization -Optimize sibling and tail recursive calls +Optimize sibling and tail recursive calls. fpartial-inlining Common Report Var(flag_partial_inlining) Optimization -Perform partial inlining +Perform partial inlining. fpre-ipa-mem-report Common Report Var(pre_ipa_mem_report) -Report on memory allocation before interprocedural optimization +Report on memory allocation before interprocedural optimization. fpost-ipa-mem-report Common Report Var(post_ipa_mem_report) -Report on memory allocation before interprocedural optimization +Report on memory allocation before interprocedural optimization. fpack-struct Common Report Var(flag_pack_struct) Optimization -Pack structure members together without holes +Pack structure members together without holes. fpack-struct= Common RejectNegative Joined UInteger Optimization --fpack-struct=<number> Set initial maximum structure member alignment +-fpack-struct=<number> Set initial maximum structure member alignment. fpcc-struct-return Common Report Var(flag_pcc_struct_return,1) Init(DEFAULT_PCC_STRUCT_RETURN) -Return small aggregates in memory, not registers +Return small aggregates in memory, not registers. fpeel-loops Common Report Var(flag_peel_loops) Optimization -Perform loop peeling +Perform loop peeling. fpeephole Common Report Var(flag_no_peephole,0) Optimization -Enable machine specific peephole optimizations +Enable machine specific peephole optimizations. fpeephole2 Common Report Var(flag_peephole2) Optimization -Enable an RTL peephole pass before sched2 +Enable an RTL peephole pass before sched2. fPIC Common Report Var(flag_pic,2) Negative(fPIE) -Generate position-independent code if possible (large mode) +Generate position-independent code if possible (large mode). fPIE Common Report Var(flag_pie,2) Negative(fpic) Init(-1) -Generate position-independent code for executables if possible (large mode) +Generate position-independent code for executables if possible (large mode). fpic Common Report Var(flag_pic,1) Negative(fpie) -Generate position-independent code if possible (small mode) +Generate position-independent code if possible (small mode). fpie Common Report Var(flag_pie,1) Negative(fPIC) Init(-1) -Generate position-independent code for executables if possible (small mode) +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) +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 +Specify a plugin to load. fplugin-arg- Common Joined RejectNegative Var(common_deferred_options) Defer --fplugin-arg-<name>-<key>[=<value>] Specify argument <key>=<value> for plugin <name> +-fplugin-arg-<name>-<key>[=<value>] Specify argument <key>=<value> for plugin <name>. fpredictive-commoning Common Report Var(flag_predictive_commoning) Optimization @@ -1826,15 +1826,15 @@ Run predictive commoning optimization. fprefetch-loop-arrays Common Report Var(flag_prefetch_loop_arrays) Init(-1) Optimization -Generate prefetch instructions, if available, for arrays in loops +Generate prefetch instructions, if available, for arrays in loops. fprofile Common Report Var(profile_flag) -Enable basic program profiling code +Enable basic program profiling code. fprofile-arcs Common Report Var(profile_arc_flag) -Insert arc-based program profiling code +Insert arc-based program profiling code. fprofile-dir= Common Joined RejectNegative Var(profile_data_prefix) @@ -1843,42 +1843,42 @@ The default is 'pwd'. fprofile-correction Common Report Var(flag_profile_correction) -Enable correction of flow inconsistent profile data input +Enable correction of flow inconsistent profile data input. fprofile-generate Common -Enable common options for generating profile info for profile feedback directed optimizations +Enable common options for generating profile info for profile feedback directed optimizations. fprofile-generate= Common Joined RejectNegative -Enable common options for generating profile info for profile feedback directed optimizations, and set -fprofile-dir= +Enable common options for generating profile info for profile feedback directed optimizations, and set -fprofile-dir=. fprofile-use Common Var(flag_profile_use) -Enable common options for performing profile feedback directed optimizations +Enable common options for performing profile feedback directed optimizations. fprofile-use= Common Joined RejectNegative -Enable common options for performing profile feedback directed optimizations, and set -fprofile-dir= +Enable common options for performing profile feedback directed optimizations, and set -fprofile-dir=. fprofile-values Common Report Var(flag_profile_values) -Insert code to profile values of expressions +Insert code to profile values of expressions. fprofile-report Common Report Var(profile_report) -Report on consistency of profile +Report on consistency of profile. fprofile-reorder-functions Common Report Var(flag_profile_reorder_functions) -Enable function reordering that improves code placement +Enable function reordering that improves code placement. frandom-seed Common Var(common_deferred_options) Defer frandom-seed= Common Joined RejectNegative Var(common_deferred_options) Defer --frandom-seed=<number> Make compile reproducible using <number> +-frandom-seed=<number> Make compile reproducible using <number>. ; This switch causes the command line that was used to create an ; object file to be recorded into the object file. The exact format @@ -1892,7 +1892,7 @@ Record gcc command line switches in the object file. freg-struct-return Common Report Var(flag_pcc_struct_return,0) Optimization -Return small aggregates in registers +Return small aggregates in registers. fregmove Common Ignore @@ -1905,23 +1905,23 @@ 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 +Relief of register pressure through live range shrinkage. frename-registers Common Report Var(flag_rename_registers) Init(2) Optimization -Perform a register renaming optimization pass +Perform a register renaming optimization pass. fschedule-fusion Common Report Var(flag_schedule_fusion) Init(2) Optimization -Perform a target dependent instruction fusion optimization pass +Perform a target dependent instruction fusion optimization pass. freorder-blocks Common Report Var(flag_reorder_blocks) Optimization -Reorder basic blocks to improve code placement +Reorder basic blocks to improve code placement. freorder-blocks-algorithm= Common Joined RejectNegative Enum(reorder_blocks_algorithm) Var(flag_reorder_blocks_algorithm) Init(REORDER_BLOCKS_ALGORITHM_SIMPLE) Optimization --freorder-blocks-algorithm=[simple|stc] Set the used basic block reordering algorithm +-freorder-blocks-algorithm=[simple|stc] Set the used basic block reordering algorithm. Enum Name(reorder_blocks_algorithm) Type(enum reorder_blocks_algorithm) UnknownError(unknown basic block reordering algorithm %qs) @@ -1934,15 +1934,15 @@ Enum(reorder_blocks_algorithm) String(stc) Value(REORDER_BLOCKS_ALGORITHM_STC) freorder-blocks-and-partition Common Report Var(flag_reorder_blocks_and_partition) Optimization -Reorder basic blocks and partition into hot and cold sections +Reorder basic blocks and partition into hot and cold sections. freorder-functions Common Report Var(flag_reorder_functions) Optimization -Reorder functions to improve code placement +Reorder functions to improve code placement. frerun-cse-after-loop Common Report Var(flag_rerun_cse_after_loop) Optimization -Add a common subexpression elimination pass after loop optimizations +Add a common subexpression elimination pass after loop optimizations. frerun-loop-opt Common Ignore @@ -1950,35 +1950,35 @@ Does nothing. Preserved for backward compatibility. frounding-math Common Report Var(flag_rounding_math) Optimization SetByCombined -Disable optimizations that assume default FP rounding behavior +Disable optimizations that assume default FP rounding behavior. fsched-interblock Common Report Var(flag_schedule_interblock) Init(1) Optimization -Enable scheduling across basic blocks +Enable scheduling across basic blocks. fsched-pressure Common Report Var(flag_sched_pressure) Init(0) Optimization -Enable register pressure sensitive insn scheduling +Enable register pressure sensitive insn scheduling. fsched-spec Common Report Var(flag_schedule_speculative) Init(1) Optimization -Allow speculative motion of non-loads +Allow speculative motion of non-loads. fsched-spec-load Common Report Var(flag_schedule_speculative_load) Optimization -Allow speculative motion of some loads +Allow speculative motion of some loads. fsched-spec-load-dangerous Common Report Var(flag_schedule_speculative_load_dangerous) Optimization -Allow speculative motion of more loads +Allow speculative motion of more loads. fsched-verbose= Common RejectNegative Joined UInteger Var(sched_verbose_param) --fsched-verbose=<number> Set the verbosity level of the scheduler +-fsched-verbose=<number> Set the verbosity level of the scheduler. fsched2-use-superblocks Common Report Var(flag_sched2_use_superblocks) Optimization -If scheduling post reload, do superblock scheduling +If scheduling post reload, do superblock scheduling. fsched2-use-traces Common Ignore @@ -1986,48 +1986,48 @@ Does nothing. Preserved for backward compatibility. fschedule-insns Common Report Var(flag_schedule_insns) Optimization -Reschedule instructions before register allocation +Reschedule instructions before register allocation. fschedule-insns2 Common Report Var(flag_schedule_insns_after_reload) Optimization -Reschedule instructions after register allocation +Reschedule instructions after register allocation. ; This flag should be on when a target implements non-trivial ; scheduling hooks, maybe saving some information for its own sake. -; On IA64, for example, this is used for correct bundling. +; On IA64, for example, this is used for correct bundling. fselective-scheduling Common Report Var(flag_selective_scheduling) Optimization -Schedule instructions using selective scheduling algorithm +Schedule instructions using selective scheduling algorithm. fselective-scheduling2 -Common Report Var(flag_selective_scheduling2) Optimization -Run selective scheduling after reload +Common Report Var(flag_selective_scheduling2) Optimization +Run selective scheduling after reload. fsel-sched-pipelining Common Report Var(flag_sel_sched_pipelining) Init(0) Optimization -Perform software pipelining of inner loops during selective scheduling +Perform software pipelining of inner loops during selective scheduling. fsel-sched-pipelining-outer-loops Common Report Var(flag_sel_sched_pipelining_outer_loops) Init(0) Optimization -Perform software pipelining of outer loops during selective scheduling +Perform software pipelining of outer loops during selective scheduling. fsel-sched-reschedule-pipelined Common Report Var(flag_sel_sched_reschedule_pipelined) Init(0) Optimization -Reschedule pipelined regions without pipelining +Reschedule pipelined regions without pipelining. fsemantic-interposition Common Report Var(flag_semantic_interposition) Init(1) -Allow interposing function (or variables) by ones with different semantics (or initializer) respectively by dynamic linker +Allow interposing function (or variables) by ones with different semantics (or initializer) respectively by dynamic linker. ; sched_stalled_insns means that insns can be moved prematurely from the queue ; of stalled insns into the ready list. fsched-stalled-insns Common Report Var(flag_sched_stalled_insns) Optimization UInteger -Allow premature scheduling of queued insns +Allow premature scheduling of queued insns. fsched-stalled-insns= Common RejectNegative Joined UInteger Optimization --fsched-stalled-insns=<number> Set number of queued insns that can be prematurely scheduled +-fsched-stalled-insns=<number> Set number of queued insns that can be prematurely scheduled. ; sched_stalled_insns_dep controls how many recently scheduled cycles will ; be examined for a dependency on a stalled insn that is candidate for @@ -2035,39 +2035,39 @@ Common RejectNegative Joined UInteger Optimization ; an effect only if the flag 'sched_stalled_insns' is set). fsched-stalled-insns-dep Common Report Var(flag_sched_stalled_insns_dep,1) Init(1) Optimization UInteger -Set dependence distance checking in premature scheduling of queued insns +Set dependence distance checking in premature scheduling of queued insns. fsched-stalled-insns-dep= Common RejectNegative Joined UInteger Optimization --fsched-stalled-insns-dep=<number> Set dependence distance checking in premature scheduling of queued insns +-fsched-stalled-insns-dep=<number> Set dependence distance checking in premature scheduling of queued insns. fsched-group-heuristic Common Report Var(flag_sched_group_heuristic) Init(1) Optimization -Enable the group heuristic in the scheduler +Enable the group heuristic in the scheduler. fsched-critical-path-heuristic Common Report Var(flag_sched_critical_path_heuristic) Init(1) Optimization -Enable the critical path heuristic in the scheduler +Enable the critical path heuristic in the scheduler. fsched-spec-insn-heuristic Common Report Var(flag_sched_spec_insn_heuristic) Init(1) Optimization -Enable the speculative instruction heuristic in the scheduler +Enable the speculative instruction heuristic in the scheduler. fsched-rank-heuristic Common Report Var(flag_sched_rank_heuristic) Init(1) Optimization -Enable the rank heuristic in the scheduler +Enable the rank heuristic in the scheduler. fsched-last-insn-heuristic Common Report Var(flag_sched_last_insn_heuristic) Init(1) Optimization -Enable the last instruction heuristic in the scheduler +Enable the last instruction heuristic in the scheduler. fsched-dep-count-heuristic Common Report Var(flag_sched_dep_count_heuristic) Init(1) Optimization -Enable the dependent count heuristic in the scheduler +Enable the dependent count heuristic in the scheduler. fsection-anchors Common Report Var(flag_section_anchors) Optimization -Access data in the same section from shared anchor points +Access data in the same section from shared anchor points. fsee Common Ignore @@ -2083,7 +2083,7 @@ Turn on Redundant Extensions Elimination pass. fshow-column Common Report Var(flag_show_column) Init(1) -Show column numbers in diagnostics, when available. Default on +Show column numbers in diagnostics, when available. Default on. fshrink-wrap Common Report Var(flag_shrink_wrap) Optimization @@ -2092,27 +2092,27 @@ rather than at the top of the function. fsignaling-nans Common Report Var(flag_signaling_nans) Optimization SetByCombined -Disable optimizations observable by IEEE signaling NaNs +Disable optimizations observable by IEEE signaling NaNs. fsigned-zeros Common Report Var(flag_signed_zeros) Init(1) Optimization SetByCombined -Disable floating point optimizations that ignore the IEEE signedness of zero +Disable floating point optimizations that ignore the IEEE signedness of zero. fsingle-precision-constant Common Report Var(flag_single_precision_constant) Optimization -Convert floating point constants to single precision constants +Convert floating point constants to single precision constants. fsplit-ivs-in-unroller Common Report Var(flag_split_ivs_in_unroller) Init(1) Optimization -Split lifetimes of induction variables when loops are unrolled +Split lifetimes of induction variables when loops are unrolled. fsplit-stack Common Report Var(flag_split_stack) Init(-1) -Generate discontiguous stack frames +Generate discontiguous stack frames. fsplit-wide-types Common Report Var(flag_split_wide_types) Optimization -Split wide types into independent registers +Split wide types into independent registers. fssa-backprop Common Report Var(flag_ssa_backprop) Init(1) Optimization @@ -2120,54 +2120,54 @@ Enable backward propagation of use properties at the SSA level. fssa-phiopt Common Report Var(flag_ssa_phiopt) Optimization -Optimize conditional patterns using SSA PHI nodes +Optimize conditional patterns using SSA PHI nodes. fstdarg-opt Common Report Var(flag_stdarg_opt) Init(1) Optimization -Optimize amount of stdarg registers saved to stack at start of function +Optimize amount of stdarg registers saved to stack at start of function. fvariable-expansion-in-unroller Common Report Var(flag_variable_expansion_in_unroller) Optimization -Apply variable expansion when loops are unrolled +Apply variable expansion when loops are unrolled. fstack-check= Common Report RejectNegative Joined --fstack-check=[no|generic|specific] Insert stack checking code into the program +-fstack-check=[no|generic|specific] Insert stack checking code into the program. fstack-check Common Alias(fstack-check=, specific, no) -Insert stack checking code into the program. Same as -fstack-check=specific +Insert stack checking code into the program. Same as -fstack-check=specific. fstack-limit Common Var(common_deferred_options) Defer fstack-limit-register= Common RejectNegative Joined Var(common_deferred_options) Defer --fstack-limit-register=<register> Trap if the stack goes past <register> +-fstack-limit-register=<register> Trap if the stack goes past <register>. fstack-limit-symbol= Common RejectNegative Joined Var(common_deferred_options) Defer --fstack-limit-symbol=<name> Trap if the stack goes past symbol <name> +-fstack-limit-symbol=<name> Trap if the stack goes past symbol <name>. fstack-protector Common Report Var(flag_stack_protect, 1) Init(-1) -Use propolice as a stack protection method +Use propolice as a stack protection method. fstack-protector-all Common Report RejectNegative Var(flag_stack_protect, 2) Init(-1) -Use a stack protection method for every function +Use a stack protection method for every function. fstack-protector-strong Common Report RejectNegative Var(flag_stack_protect, 3) Init(-1) -Use a smart stack protection method for certain functions +Use a smart stack protection method for certain functions. fstack-protector-explicit Common Report RejectNegative Var(flag_stack_protect, 4) -Use stack protection method only for functions with the stack_protect attribute +Use stack protection method only for functions with the stack_protect attribute. fstack-usage Common RejectNegative Var(flag_stack_usage) -Output stack usage information on a per-function basis +Output stack usage information on a per-function basis. fstrength-reduce Common Ignore @@ -2179,35 +2179,35 @@ Does nothing. Preserved for backward compatibility. ; if alias analysis (in general) is enabled. fstrict-aliasing Common Report Var(flag_strict_aliasing) Optimization -Assume strict aliasing rules apply +Assume strict aliasing rules apply. fstrict-overflow Common Report Var(flag_strict_overflow) Optimization -Treat signed overflow as undefined +Treat signed overflow as undefined. fsync-libcalls Common Report Var(flag_sync_libcalls) Init(1) -Implement __atomic operations via libcalls to legacy __sync functions +Implement __atomic operations via libcalls to legacy __sync functions. fsyntax-only Common Report Var(flag_syntax_only) -Check for syntax errors, then stop +Check for syntax errors, then stop. ftest-coverage Common Report Var(flag_test_coverage) -Create data files needed by \"gcov\" +Create data files needed by \"gcov\". fthread-jumps Common Report Var(flag_thread_jumps) Optimization -Perform jump threading optimizations +Perform jump threading optimizations. ftime-report Common Report Var(time_report) -Report the time taken by each compiler pass +Report the time taken by each compiler pass. ftls-model= Common Joined RejectNegative Enum(tls_model) Var(flag_tls_default) Init(TLS_MODEL_GLOBAL_DYNAMIC) --ftls-model=[global-dynamic|local-dynamic|initial-exec|local-exec] Set the default thread-local storage code generation model +-ftls-model=[global-dynamic|local-dynamic|initial-exec|local-exec] Set the default thread-local storage code generation model. Enum Name(tls_model) Type(enum tls_model) UnknownError(unknown TLS model %qs) @@ -2226,30 +2226,30 @@ Enum(tls_model) String(local-exec) Value(TLS_MODEL_LOCAL_EXEC) ftoplevel-reorder Common Report Var(flag_toplevel_reorder) Init(2) -Reorder top level functions, variables, and asms +Reorder top level functions, variables, and asms. ftracer Common Report Var(flag_tracer) Optimization -Perform superblock formation via tail duplication +Perform superblock formation via tail duplication. ; Zero means that floating-point math operations cannot generate a ; (user-visible) trap. This is the case, for example, in nonstop ; IEEE 754 arithmetic. ftrapping-math Common Report Var(flag_trapping_math) Init(1) Optimization SetByCombined -Assume floating-point operations can trap +Assume floating-point operations can trap. ftrapv Common Report Var(flag_trapv) Optimization -Trap for signed overflow in addition, subtraction and multiplication +Trap for signed overflow in addition, subtraction and multiplication. ftree-ccp Common Report Var(flag_tree_ccp) Optimization -Enable SSA-CCP optimization on trees +Enable SSA-CCP optimization on trees. ftree-bit-ccp Common Report Var(flag_tree_bit_ccp) Optimization -Enable SSA-BIT-CCP optimization on trees +Enable SSA-BIT-CCP optimization on trees. ftree-store-ccp Common Ignore @@ -2257,7 +2257,7 @@ Does nothing. Preserved for backward compatibility. ftree-ch Common Report Var(flag_tree_ch) Optimization -Enable loop header copying on trees +Enable loop header copying on trees. ftree-coalesce-inlined-vars Common Ignore RejectNegative @@ -2265,7 +2265,7 @@ Does nothing. Preserved for backward compatibility. ftree-coalesce-vars Common Report Var(flag_tree_coalesce_vars) Optimization -Enable SSA coalescing of user variables +Enable SSA coalescing of user variables. ftree-copyrename Common Ignore @@ -2273,7 +2273,7 @@ Does nothing. Preserved for backward compatibility. ftree-copy-prop Common Report Var(flag_tree_copy_prop) Optimization -Enable copy propagation on trees +Enable copy propagation on trees. ftree-store-copy-prop Common Ignore @@ -2281,7 +2281,7 @@ Does nothing. Preserved for backward compatibility. ftree-cselim Common Report Var(flag_tree_cselim) Init(2) Optimization -Transform condition stores into unconditional ones +Transform condition stores into unconditional ones. ftree-switch-conversion Common Report Var(flag_tree_switch_conversion) Optimization @@ -2289,31 +2289,31 @@ Perform conversions of switch initializations. ftree-dce Common Report Var(flag_tree_dce) Optimization -Enable SSA dead code elimination optimization on trees +Enable SSA dead code elimination optimization on trees. ftree-dominator-opts Common Report Var(flag_tree_dom) Optimization -Enable dominator optimizations +Enable dominator optimizations. ftree-tail-merge Common Report Var(flag_tree_tail_merge) Optimization -Enable tail merging on trees +Enable tail merging on trees. ftree-dse Common Report Var(flag_tree_dse) Optimization -Enable dead store elimination +Enable dead store elimination. ftree-forwprop Common Report Var(flag_tree_forwprop) Init(1) Optimization -Enable forward propagation on trees +Enable forward propagation on trees. ftree-fre Common Report Var(flag_tree_fre) Optimization -Enable Full Redundancy Elimination (FRE) on trees +Enable Full Redundancy Elimination (FRE) on trees. foptimize-strlen Common Report Var(flag_optimize_strlen) Optimization -Enable string length optimizations on trees +Enable string length optimizations on trees. fisolate-erroneous-paths-dereference Common Report Var(flag_isolate_erroneous_paths_dereference) Optimization @@ -2326,35 +2326,35 @@ Common Report Var(flag_isolate_erroneous_paths_attribute) Optimization Detect paths that trigger erroneous or undefined behavior due a null value being used in a way forbidden by a returns_nonnull or nonnull attribute. Isolate those paths from the main control flow and turn the -statement with erroneous or undefined behavior into a trap. +statement with erroneous or undefined behavior into a trap. ftree-loop-distribution Common Report Var(flag_tree_loop_distribution) Optimization -Enable loop distribution on trees +Enable loop distribution on trees. ftree-loop-distribute-patterns Common Report Var(flag_tree_loop_distribute_patterns) Optimization -Enable loop distribution for patterns transformed into a library call +Enable loop distribution for patterns transformed into a library call. ftree-loop-im Common Report Var(flag_tree_loop_im) Init(1) Optimization -Enable loop invariant motion on trees +Enable loop invariant motion on trees. ftree-loop-linear Common Alias(floop-nest-optimize) -Enable loop nest transforms. Same as -floop-nest-optimize +Enable loop nest transforms. Same as -floop-nest-optimize. ftree-loop-ivcanon Common Report Var(flag_tree_loop_ivcanon) Init(1) Optimization -Create canonical induction variables in loops +Create canonical induction variables in loops. ftree-loop-optimize Common Report Var(flag_tree_loop_optimize) Init(1) Optimization -Enable loop optimizations on tree level +Enable loop optimizations on tree level. ftree-parallelize-loops= Common Report Joined RejectNegative UInteger Var(flag_tree_parallelize_loops) Init(1) Optimization -Enable automatic parallelization of loops +Enable automatic parallelization of loops. ftree-phiprop Common Report Var(flag_tree_phiprop) Init(1) Optimization @@ -2362,11 +2362,11 @@ Enable hoisting loads from conditional pointers. ftree-pre Common Report Var(flag_tree_pre) Optimization -Enable SSA-PRE optimization on trees +Enable SSA-PRE optimization on trees. ftree-partial-pre Common Report Var(flag_tree_partial_pre) Optimization -In SSA-PRE optimization on trees, enable partial-partial redundancy elimination +In SSA-PRE optimization on trees, enable partial-partial redundancy elimination. ftree-pta Common Report Var(flag_tree_pta) Optimization @@ -2374,7 +2374,7 @@ Perform function-local points-to analysis on trees. ftree-reassoc Common Report Var(flag_tree_reassoc) Init(1) Optimization -Enable reassociation on tree level +Enable reassociation on tree level. ftree-salias Common Ignore @@ -2382,46 +2382,46 @@ Does nothing. Preserved for backward compatibility. ftree-sink Common Report Var(flag_tree_sink) Optimization -Enable SSA code sinking on trees +Enable SSA code sinking on trees. ftree-slsr Common Report Var(flag_tree_slsr) Optimization -Perform straight-line strength reduction +Perform straight-line strength reduction. ftree-sra Common Report Var(flag_tree_sra) Optimization -Perform scalar replacement of aggregates +Perform scalar replacement of aggregates. ftree-ter Common Report Var(flag_tree_ter) Optimization -Replace temporary expressions in the SSA->normal pass +Replace temporary expressions in the SSA->normal pass. ftree-lrs Common Report Var(flag_tree_live_range_split) Optimization -Perform live range splitting during the SSA->normal pass +Perform live range splitting during the SSA->normal pass. ftree-vrp Common Report Var(flag_tree_vrp) Init(0) Optimization -Perform Value Range Propagation on trees +Perform Value Range Propagation on trees. funit-at-a-time Common Report Var(flag_unit_at_a_time) Init(1) -Compile whole compilation unit at a time +Compile whole compilation unit at a time. funroll-loops Common Report Var(flag_unroll_loops) Optimization -Perform loop unrolling when iteration count is known +Perform loop unrolling when iteration count is known. funroll-all-loops Common Report Var(flag_unroll_all_loops) Optimization -Perform loop unrolling for all loops +Perform loop unrolling for all loops. ; Nonzero means that loop optimizer may assume that the induction variables ; that control loops do not overflow and that the loops with nontrivial ; exit condition are not infinite funsafe-loop-optimizations Common Report Var(flag_unsafe_loop_optimizations) Optimization -Allow loop optimizations to assume that the loops behave in normal way +Allow loop optimizations to assume that the loops behave in normal way. fassociative-math Common Report Var(flag_associative_math) SetByCombined Optimization @@ -2438,23 +2438,23 @@ Same as -fassociative-math for expressions which include division. ; (e.g., nonnegative for SQRT). funsafe-math-optimizations Common Report Var(flag_unsafe_math_optimizations) Optimization SetByCombined -Allow math optimizations that may violate IEEE or ISO standards +Allow math optimizations that may violate IEEE or ISO standards. funswitch-loops Common Report Var(flag_unswitch_loops) Optimization -Perform loop unswitching +Perform loop unswitching. funwind-tables Common Report Var(flag_unwind_tables) Optimization -Just generate unwind tables for exception handling +Just generate unwind tables for exception handling. fuse-ld=bfd Common Driver Negative(fuse-ld=gold) -Use the bfd linker instead of the default linker +Use the bfd linker instead of the default linker. fuse-ld=gold Common Driver Negative(fuse-ld=bfd) -Use the gold linker instead of the default linker +Use the gold linker instead of the default linker. fuse-linker-plugin Common Undocumented Var(flag_use_linker_plugin) @@ -2466,7 +2466,7 @@ Common Undocumented Var(flag_use_linker_plugin) ; in process_options (). fvar-tracking Common Report Var(flag_var_tracking) Init(2) Optimization -Perform variable tracking +Perform variable tracking. ; Positive if we should track variables at assignments, negative if ; we should run the var-tracking pass only to discard debug @@ -2474,13 +2474,13 @@ Perform variable tracking ; AUTODETECT_VALUE it will be set according to flag_var_tracking. fvar-tracking-assignments Common Report Var(flag_var_tracking_assignments) Init(2) Optimization -Perform variable tracking by annotating assignments +Perform variable tracking by annotating assignments. ; Nonzero if we should toggle flag_var_tracking_assignments after ; processing options and computing its default. */ fvar-tracking-assignments-toggle Common Report Var(flag_var_tracking_assignments_toggle) Optimization -Toggle -fvar-tracking-assignments +Toggle -fvar-tracking-assignments. ; Positive if we should track uninitialized variables, negative if ; we should run the var-tracking pass only to discard debug @@ -2488,11 +2488,11 @@ Toggle -fvar-tracking-assignments ; will be set according to flag_var_tracking. fvar-tracking-uninit Common Report Var(flag_var_tracking_uninit) Optimization -Perform variable tracking and also tag variables that are uninitialized +Perform variable tracking and also tag variables that are uninitialized. ftree-vectorize Common Report Var(flag_tree_vectorize) Optimization -Enable vectorization on trees +Enable vectorization on trees. ftree-vectorizer-verbose= Common Joined RejectNegative Ignore @@ -2500,19 +2500,19 @@ Does nothing. Preserved for backward compatibility. ftree-loop-vectorize Common Report Var(flag_tree_loop_vectorize) Optimization -Enable loop vectorization on trees +Enable loop vectorization on trees. ftree-slp-vectorize Common Report Var(flag_tree_slp_vectorize) Optimization -Enable basic block vectorization (SLP) on trees +Enable basic block vectorization (SLP) on trees. fvect-cost-model= Common Joined RejectNegative Enum(vect_cost_model) Var(flag_vect_cost_model) Init(VECT_COST_MODEL_DEFAULT) Optimization -Specifies the cost model for vectorization - +Specifies the cost model for vectorization. + fsimd-cost-model= Common Joined RejectNegative Enum(vect_cost_model) Var(flag_simd_cost_model) Init(VECT_COST_MODEL_UNLIMITED) Optimization -Specifies the vectorization cost model for code marked with a simd directive +Specifies the vectorization cost model for code marked with a simd directive. Enum Name(vect_cost_model) Type(enum vect_cost_model) UnknownError(unknown vectorizer cost model %qs) @@ -2550,11 +2550,11 @@ Enable copy propagation of scalar-evolution information. ; to not be added and is useful when comparing two assembler files. fverbose-asm Common Report Var(flag_verbose_asm) -Add extra commentary to assembler output +Add extra commentary to assembler output. fvisibility= Common Joined RejectNegative Enum(symbol_visibility) Var(default_visibility) Init(VISIBILITY_DEFAULT) --fvisibility=[default|internal|hidden|protected] Set the default symbol visibility +-fvisibility=[default|internal|hidden|protected] Set the default symbol visibility. Enum Name(symbol_visibility) Type(enum symbol_visibility) UnknownError(unrecognized visibility value %qs) @@ -2597,47 +2597,47 @@ Output vtable verification pointer sets information. fvpt Common Report Var(flag_value_profile_transformations) Optimization -Use expression value profiles in optimizations +Use expression value profiles in optimizations. fweb Common Report Var(flag_web) Init(2) Optimization -Construct webs and split unrelated uses of single variable +Construct webs and split unrelated uses of single variable. ftree-builtin-call-dce Common Report Var(flag_tree_builtin_call_dce) Init(0) Optimization -Enable conditional dead code elimination for builtin calls +Enable conditional dead code elimination for builtin calls. fwhole-program Common Report Var(flag_whole_program) Init(0) -Perform whole program optimizations +Perform whole program optimizations. fwrapv Common Report Var(flag_wrapv) Optimization -Assume signed arithmetic overflow wraps around +Assume signed arithmetic overflow wraps around. fzero-initialized-in-bss Common Report Var(flag_zero_initialized_in_bss) Init(1) -Put zero initialized data in the bss section +Put zero initialized data in the bss section. g Common JoinedOrMissing -Generate debug information in default format +Generate debug information in default format. gcoff Common JoinedOrMissing Negative(gdwarf) -Generate debug information in COFF format +Generate debug information in COFF format. gdwarf Common JoinedOrMissing Negative(gdwarf-) -Generate debug information in default version of DWARF format +Generate debug information in default version of DWARF format. gdwarf- Common Joined UInteger Var(dwarf_version) Init(4) Negative(gstabs) -Generate debug information in DWARF v2 (or later) format +Generate debug information in DWARF v2 (or later) format. ggdb Common JoinedOrMissing -Generate debug information in default extended format +Generate debug information in default extended format. gno-pubnames Common Negative(gpubnames) Var(debug_generate_pub_sections, 0) Init(-1) @@ -2661,43 +2661,43 @@ Record gcc command line switches in DWARF DW_AT_producer. gno-split-dwarf Common Driver RejectNegative Var(dwarf_split_debug_info,0) Init(0) -Don't generate debug information in separate .dwo files +Don't generate debug information in separate .dwo files. gsplit-dwarf Common Driver RejectNegative Var(dwarf_split_debug_info,1) -Generate debug information in separate .dwo files +Generate debug information in separate .dwo files. gstabs Common JoinedOrMissing Negative(gstabs+) -Generate debug information in STABS format +Generate debug information in STABS format. gstabs+ Common JoinedOrMissing Negative(gvms) -Generate debug information in extended STABS format +Generate debug information in extended STABS format. gno-strict-dwarf Common RejectNegative Var(dwarf_strict,0) Init(0) -Emit DWARF additions beyond selected version +Emit DWARF additions beyond selected version. gstrict-dwarf Common Report RejectNegative Var(dwarf_strict,1) -Don't emit DWARF additions beyond selected version +Don't emit DWARF additions beyond selected version. gtoggle Common Report Var(flag_gtoggle) -Toggle debug information generation +Toggle debug information generation. gvms Common JoinedOrMissing Negative(gxcoff) -Generate debug information in VMS format +Generate debug information in VMS format. gxcoff Common JoinedOrMissing Negative(gxcoff+) -Generate debug information in XCOFF format +Generate debug information in XCOFF format. gxcoff+ Common JoinedOrMissing Negative(gcoff) -Generate debug information in extended XCOFF format +Generate debug information in extended XCOFF format. Enum Name(compressed_debug_sections) Type(int) @@ -2715,22 +2715,22 @@ Enum(compressed_debug_sections) String(zlib-gnu) Value(2) gz Common Driver -Generate compressed debug sections +Generate compressed debug sections. gz= Common Driver Joined Enum(compressed_debug_sections) --gz=<format> Generate compressed debug sections in format <format> +-gz=<format> Generate compressed debug sections in format <format>. h Driver Joined Separate iplugindir= Common Joined Var(plugindir_string) Init(0) --iplugindir=<dir> Set <dir> to be the default plugin directory +-iplugindir=<dir> Set <dir> to be the default plugin directory. imultiarch Common Joined Separate RejectDriver Var(imultiarch) Init(0) --imultiarch <dir> Set <dir> to be the multiarch include subdirectory +-imultiarch <dir> Set <dir> to be the multiarch include subdirectory. l Driver Joined Separate @@ -2752,11 +2752,11 @@ Driver o Common Driver Joined Separate Var(asm_file_name) MissingArgError(missing filename after %qs) --o <file> Place output into <file> +-o <file> Place output into <file>. p Common Var(profile_flag) -Enable function profiling +Enable function profiling. pass-exit-codes Driver Var(pass_exit_codes) @@ -2766,7 +2766,7 @@ Common Alias(Wpedantic) pedantic-errors Common Var(flag_pedantic_errors) -Like -pedantic but issue them as errors +Like -pedantic but issue them as errors. pg Driver @@ -2788,7 +2788,7 @@ Driver Var(print_multi_lib) print-multi-os-directory Driver Var(print_multi_os_directory) - + print-multiarch Driver Var(print_multiarch) @@ -2806,7 +2806,7 @@ Driver Var(print_sysroot_headers_suffix) quiet Common Var(quiet_flag) RejectDriver -Do not display functions compiled or elapsed time +Do not display functions compiled or elapsed time. r Driver @@ -2838,15 +2838,15 @@ Driver v Common Driver Var(verbose_flag) -Enable verbose output +Enable verbose output. version Common Var(version_flag) RejectDriver -Display the compiler's version +Display the compiler's version. w Common Var(inhibit_warnings) -Suppress warnings +Suppress warnings. wrapper Driver Separate Var(wrapper_string) @@ -2856,7 +2856,7 @@ Driver Joined Separate shared Driver RejectNegative Negative(pie) -Create a shared library +Create a shared library. shared-libgcc Driver @@ -2901,17 +2901,17 @@ Driver no-pie Driver RejectNegative Negative(shared) -Don't create a position independent executable +Don't create a position independent executable. pie Driver RejectNegative Negative(no-pie) -Create a position independent executable +Create a position independent executable. z Driver Joined Separate fipa-ra Common Report Var(flag_ipa_ra) Optimization -Use caller save register across calls if possible +Use caller save register across calls if possible. ; This comment is to ensure we retain the blank line above. |