Searched refs:ftest (Results 1 - 9 of 9) sorted by relevance

/prebuilts/gdb/darwin-x86/lib/python2.7/test/
H A Dtest_math.py133 def ftest(self, name, value, expected): member in class:MathTests
143 self.ftest('pi', math.pi, 3.1415926)
144 self.ftest('e', math.e, 2.7182818)
148 self.ftest('acos(-1)', math.acos(-1), math.pi)
149 self.ftest('acos(0)', math.acos(0), math.pi/2)
150 self.ftest('acos(1)', math.acos(1), 0)
157 self.ftest('acosh(1)', math.acosh(1), 0)
158 self.ftest('acosh(2)', math.acosh(2), 1.3169578969248168)
167 self.ftest('asin(-1)', math.asin(-1), -math.pi/2)
168 self.ftest('asi
[all...]
/prebuilts/gdb/linux-x86/lib/python2.7/test/
H A Dtest_math.py133 def ftest(self, name, value, expected): member in class:MathTests
143 self.ftest('pi', math.pi, 3.1415926)
144 self.ftest('e', math.e, 2.7182818)
148 self.ftest('acos(-1)', math.acos(-1), math.pi)
149 self.ftest('acos(0)', math.acos(0), math.pi/2)
150 self.ftest('acos(1)', math.acos(1), 0)
157 self.ftest('acosh(1)', math.acosh(1), 0)
158 self.ftest('acosh(2)', math.acosh(2), 1.3169578969248168)
167 self.ftest('asin(-1)', math.asin(-1), -math.pi/2)
168 self.ftest('asi
[all...]
/prebuilts/python/darwin-x86/2.7.5/lib/python2.7/test/
H A Dtest_math.py133 def ftest(self, name, value, expected): member in class:MathTests
143 self.ftest('pi', math.pi, 3.1415926)
144 self.ftest('e', math.e, 2.7182818)
148 self.ftest('acos(-1)', math.acos(-1), math.pi)
149 self.ftest('acos(0)', math.acos(0), math.pi/2)
150 self.ftest('acos(1)', math.acos(1), 0)
157 self.ftest('acosh(1)', math.acosh(1), 0)
158 self.ftest('acosh(2)', math.acosh(2), 1.3169578969248168)
167 self.ftest('asin(-1)', math.asin(-1), -math.pi/2)
168 self.ftest('asi
[all...]
/prebuilts/python/linux-x86/2.7.5/lib/python2.7/test/
H A Dtest_math.py133 def ftest(self, name, value, expected): member in class:MathTests
143 self.ftest('pi', math.pi, 3.1415926)
144 self.ftest('e', math.e, 2.7182818)
148 self.ftest('acos(-1)', math.acos(-1), math.pi)
149 self.ftest('acos(0)', math.acos(0), math.pi/2)
150 self.ftest('acos(1)', math.acos(1), 0)
157 self.ftest('acosh(1)', math.acosh(1), 0)
158 self.ftest('acosh(2)', math.acosh(2), 1.3169578969248168)
167 self.ftest('asin(-1)', math.asin(-1), -math.pi/2)
168 self.ftest('asi
[all...]
/prebuilts/gcc/linux-x86/aarch64/aarch64-linux-android-4.9/bin/
H A Daarch64-linux-android-gcc-4.9.x3795 optimizersinvalid --param value %qs-Werror=%s: no option -%snogenericspecificshiftinteger-divide-by-zerounreachablevla-boundreturnnullsigned-integer-overflowboolenumtargetwarningsundocumentedparamsjoinedseparatecommonstabscoffdwarf-2xcoffvmsmissing argument to %qs-Wno--W-fno--f-mno--m--debug=-g--machine---machine-no---machine=--machine=no---machine--optimize=-O--std=-std=--std--warn---warn-no-----no-options.cpreinitstdcheapdynamicunlimiteddesctradglobal-dynamicinitial-execlocal-dynamiclocal-execdefaulthiddeninternalprotectedallnamed_varsmixedoneCBprioritycallgraphfastoffonstandardevery-lineoncealwaysautoneverlargesmalltinyilp32lp64-###--CLASSPATH--all-warnings--ansi--assemble--assertassertion missing after %qs--assert=--bootclasspath--canonical-prefixes--classpath--comments--comments-in-macros--compile--coverage--debug--define-macromacro name missing after %qs--define-macro=--dependencies--dump--dump=--dumpbase--dumpdir--encoding--entry--entry=--extdirs--extra-warnings--for-assembler--for-assembler=--for-linker--for-linker=--force-link--force-link=Display this information--help=--imacrosmissing filename after %qs--imacros=--include--include-barrier--include-directorymissing path after %qs--include-directory-after--include-directory-after=--include-directory=--include-prefix--include-prefix=--include-with-prefix--include-with-prefix-after--include-with-prefix-after=--include-with-prefix-before--include-with-prefix-before=--include-with-prefix=--include=--language--language=--library-directory--library-directory=--no-canonical-prefixes--no-integrated-cpp--no-line-commands--no-pie--no-standard-includes--no-standard-libraries--no-sysroot-suffix--no-warnings--optimize--output--output-class-directory--output-class-directory=--output-pch=--output=--param--param=--pass-exit-codes--pedantic--pedantic-errors--pie--pipe--prefix--prefix=--preprocess--print-file-name--print-file-name=--print-libgcc-file-name--print-multi-directory--print-multi-lib--print-multi-os-directory--print-multiarch--print-prog-name--print-prog-name=--print-search-dirs--print-sysroot--profile--resource--resource=--save-temps--shared--specs--specs=--static--symbolic--sysroot--sysroot=Alias for --help=target--time--trace-includes--traditional--traditional-cpp--trigraphs--undefine-macro--undefine-macro=--user-dependencies--verbose--write-dependencies--write-user-dependencies-A-B-CDo not discard comments-CC-CLASSPATH-D-E-H-I-J-MGenerate make dependencies-MD-MD_-MF-MG-MM-MMD-MMD_-MP-MQ-MT-N-Ofast-Og-Os-P-Q-Qn-Qy-R-S-T-Tbss-Tbss=-Tdata-Tdata=-Ttext-Ttext=-U-U<macro> Undefine <macro>-Wa,-Wabi-Wabi-tag-Waddress-Waggregate-return-Waliasing-Walign-commons-WallEnable most warning messages-Wall-deprecation-Wall-javadoc-Wampersand-Warray-bounds-Warray-temporaries-Wassert-identifier-Wassign-intercept-Wattributes-Wbad-function-cast-Wboxing-Wbuiltin-macro-redefined-Wc++-compat-Wc++0x-compat-Wc++11-compat-Wc-binding-type-Wcast-align-Wcast-qual-Wchar-concat-Wchar-subscripts-Wcharacter-truncation-Wclobbered-Wcomment-WcommentsSynonym for -Wcomment-Wcompare-reals-Wcondition-assign-Wconditionally-supported-Wconstructor-name-Wconversion-Wconversion-extra-Wconversion-null-Wcoverage-mismatch-Wcpp-Wctor-dtor-privacy-Wdate-time-Wdeclaration-after-statement-Wdelete-incomplete-Wdelete-non-virtual-dtor-Wdep-ann-Wdeprecated-Wdeprecated-declarations-Wdisabled-optimization-Wdiscouraged-Wdiv-by-zero-Wdouble-promotion-Weffc++-Wempty-block-Wempty-body-Wendif-labels-Wenum-compare-Wenum-identifier-Wenum-switch-WerrorTreat all warnings as errorsimplicit-function-declaration-Werror=-Wextra-Wextraneous-semicolon-Wfallthrough-Wfatal-errors-Wfield-hiding-Wfinal-bound-Wfinally-Wfloat-conversion-Wfloat-equal-Wforbidden-Wforce-warnings-Wformat-Wformat-contains-nul-Wformat-extra-args-Wformat-nonliteral-Wformat-security-Wformat-y2k-Wformat-zero-length-Wformat=-Wframe-larger-than=-Wfree-nonheap-object-Wfunction-elimination-Whiding-Wignored-qualifiers-Wimplicit-Wimplicit-int-Wimplicit-interface-Wimplicit-procedure-Wimport-Windirect-static-Winherited-variadic-ctor-Winit-self-Winline-Wint-to-pointer-cast-Wintf-annotation-Wintf-non-inherited-Wintrinsic-shadow-Wintrinsics-std-Winvalid-memory-model-Winvalid-offsetof-Winvalid-pch-Wjavadoc-Wjump-misses-init-Wl,-Wlarger-than--Wlarger-than=-Wline-truncation-Wliteral-suffix-Wlocal-hiding-Wlogical-op-Wlong-long-Wmain-Wmasked-catch-block-Wmaybe-uninitialized-Wmissing-braces-Wmissing-declarations-Wmissing-field-initializers-Wmissing-format-attribute-Wmissing-include-dirs-Wmissing-noreturn-Wmissing-parameter-type-Wmissing-prototypes-Wmudflap-Wmultichar-Wnarrowing-Wnested-externs-Wnls-Wno-effect-assign-Wnoexcept-Wnon-template-friend-Wnon-virtual-dtor-Wnonnull-Wnormalized=-Wnull-Wold-style-cast-Wold-style-declaration-Wold-style-definition-Wopenmp-simd-Wout-of-date-Wover-ann-Woverflow-Woverlength-strings-Woverloaded-virtual-Woverride-init-Wp,-Wpacked-Wpacked-bitfield-compat-Wpadded-Wparam-assign-Wparentheses-Wpedantic-Wpkg-default-method-Wpmf-conversions-Wpointer-arith-Wpointer-sign-Wpointer-to-int-cast-Wpoison-system-directories-WpragmasWarn about misuses of pragmas-Wproperty-assign-default-Wprotocol-Wpsabi-Wraw-Wreal-q-constant-Wrealloc-lhs-Wrealloc-lhs-all-Wredundant-decls-Wredundant-modifiers-Wreorder-Wreturn-local-addr-Wreturn-type-Wripa-opt-mismatch-Wselector-Wself-assign-Wself-assign-non-pod-Wsequence-point-Wserial-Wshadow-Wshadow-compatible-local-Wshadow-local-Wsign-compare-Wsign-conversion-Wsign-promo-Wsizeof-pointer-memaccess-Wspecial-param-hiding-Wstack-protector-Wstack-usage=-Wstatic-access-Wstatic-receiver-Wstrict-aliasing-Wstrict-aliasing=-Wstrict-null-sentinel-Wstrict-overflow-Wstrict-overflow=-Wstrict-prototypes-Wstrict-selector-match-Wsuggest-attribute=const-Wsuggest-attribute=format-Wsuggest-attribute=noreturn-Wsuggest-attribute=pure-Wsuppress-Wsurprising-Wswitch-Wswitch-default-Wswitch-enum-Wsync-nand-Wsynth-Wsynthetic-access-Wsystem-headers-Wtabs-Wtarget-lifetime-Wtasks-Wthread-reentrant-lock-Wthread-safety-Wthread-safety-analysis-Wthread-safety-attributes-Wthread-safety-precise-Wthread-unguarded-func-Wthread-unguarded-var-Wtraditional-Wtraditional-conversion-Wtrampolines-Wtrigraphs-Wtype-hiding-Wtype-limits-Wuncheck-Wundeclared-selector-Wundef-Wunderflow-Wuninitialized-Wunknown-pragmas-Wunnecessary-else-Wunqualified-field-Wunreachable-code-Wunsafe-loop-optimizations-Wunsuffixed-float-constants-WunusedEnable all -Wunused- warnings-Wunused-argument-Wunused-but-set-parameter-Wunused-but-set-variable-Wunused-dummy-argument-Wunused-function-Wunused-import-Wunused-labelWarn when a label is unused-Wunused-local-Wunused-local-typedefs-Wunused-macros-Wunused-parameter-Wunused-private-Wunused-result-Wunused-thrown-Wunused-value-Wunused-variable-Wuseless-castWarn about useless casts-Wuseless-type-check-Wvarargs-Wvarargs-cast-Wvariadic-macros-Wvirtual-move-assign-Wvla-Wvolatile-register-var-Wwarning-token-Wwrite-strings-WzerotripWarn about zero-trip DO loops-Xassembler-Xclang-only=-Xlinker-Xpreprocessor-Z-ansi-aux-info-aux-info=-auxbase-auxbase-strip-bootclasspath-c-canonical-prefixes-classpath-coverage-cppEnable preprocessing-cpp=-d-dumpbase-dumpdir-dumpmachine-dumpspecs-dumpversion-e-encoding-export-dynamic-extdirs-fCLASSPATH=-fPIC-fPIE-fRTS=Select the runtime-fabi-version=-faccess-control-fada-spec-parent=-falign-commons-falign-functionsAlign the start of functions-falign-functions=-falign-jumps-falign-jumps=-falign-labelsAlign all labels-falign-labels=-falign-loopsAlign the start of loops-falign-loops=-fall-intrinsics-fall-virtual-fallow-leading-underscore-falt-external-templatesNo longer supported-fargument-alias-fargument-noalias-fargument-noalias-anything-fargument-noalias-global-fasmRecognize the "asm" keyword-fassert-fassociative-math-fassume-compiled-fassume-compiled=-fasynchronous-unwind-tables-fauto-inc-dec-fauto-profile-fauto-profile-accurate-fauto-profile=-fautomatic-faux-classpath-fbackslash-fbacktrace-fblas-matmul-limit=-fbootclasspath=-fbootstrap-classes-fbounds-check-fbranch-count-reg-fbranch-probabilities-fbranch-target-load-optimize-fbtr-bb-exclusive-fbuilding-libgcc-fbuiltinRecognize built-in functions-fbuiltin--fcall-saved--fcall-used--fcaller-saves-fcanonical-system-headers-fcheck-array-temporaries-fcheck-branch-annotation-fcheck-data-deps-fcheck-new-fcheck-references-fcheck=-fcilkplusEnable Cilk Plus-fclasspath=-fcoarray=-fcombine-stack-adjustments-fcommon-fcompare-debug-fcompare-debug-second-fcompare-elim-fcompile-resource=-fcond-mismatch-fconserve-space-fconserve-stack-fconstant-string-class=-fconstexpr-depth=-fconvert=big-endian-fconvert=little-endian-fconvert=native-fconvert=swap-fcprop-registers-fcray-pointer-fcrossjumping-fcse-follow-jumps-fcse-skip-blocks-fcx-fortran-rules-fcx-limited-range-fd-lines-as-code-fd-lines-as-comments-fdata-sections-fdbg-cnt-list-fdbg-cnt=-fdce-fdebug-cpp-fdebug-prefix-map=-fdebug-types-section-fdeclone-ctor-dtor-fdeduce-init-list-fdefault-double-8-fdefault-inline-fdefault-integer-8-fdefault-noexcept-fdefault-real-8-fdefer-pop-fdelayed-branch-fdelete-dead-exceptions-fdelete-null-pointer-checks-fdevirtualize-fdevirtualize-speculatively-fdiagnostics-color-fdiagnostics-color=-fdiagnostics-show-caret-fdiagnostics-show-location=-fdiagnostics-show-option-fdirectives-onlyPreprocess directives only.-fdisable--fdisable-assertions-fdisable-assertions=-fdollar-ok-fdollars-in-identifiers-fdse-fdump--fdump-ada-spec-fdump-ada-spec-slim-fdump-core-fdump-final-insns-fdump-fortran-optimized-fdump-fortran-original-fdump-go-spec=-fdump-noaddr-fdump-parse-tree-fdump-passesDump optimization passes-fdump-unnumbered-fdump-unnumbered-links-fdwarf2-cfi-asm-fearly-inliningPerform early inlining-felide-constructors-feliminate-dwarf2-dups-femit-class-debug-always-femit-class-fileOutput a class file-femit-class-filesAlias for -femit-class-file-femit-function-names-femit-struct-debug-baseonly-femit-struct-debug-detailed=-femit-struct-debug-reduced-fenable--fenable-assertions-fenable-assertions=-fencoding=-fenforce-eh-specs-fenum-int-equiv-fexceptionsEnable exception handling-fexcess-precision=-fexec-charset=-fexpensive-optimizations-fext-numeric-literals-fextdirs=-fextended-identifiers-fextern-tls-init-fexternal-blas-fexternal-templates-ff2cUse f2c calling convention-ffast-math-ffat-lto-objects-ffilelist-file-ffinite-math-only-ffixed--ffixed-form-ffixed-line-length--ffixed-line-length-none-ffloat-store-ffor-scope-fforce-addr-fforce-classes-archive-check-fforward-propagate-ffp-contract=-ffpe-summary=-ffpe-trap=-ffree-form-ffree-line-length--ffree-line-length-none-ffreestanding-ffriend-injection-ffrontend-optimizeEnable front end optimization-ffunction-attribute-list=-ffunction-cse-ffunction-sections-fgcse-fgcse-after-reload-fgcse-las-fgcse-lm-fgcse-sm-fgnu-keywords-fgnu-runtime-fgnu-tm-fgnu-unique-fgnu89-inline-fgo-check-divide-overflow-fgo-check-divide-zero-fgo-dump--fgo-optimize--fgo-pkgpath=-fgo-prefix=-fgo-relative-import-path=-fgraphite-fgraphite-identity-fguess-branch-probability-fguiding-decls-fhandle-exceptions-fhash-synchronization-fhelp-fhelp=-fhoist-adjacent-loads-fhonor-std-fhosted-fhuge-objects-fidentProcess #ident directives-fif-conversion-fif-conversion2-fimplement-inlines-fimplicit-inline-templates-fimplicit-none-fimplicit-templates-findirect-classes-findirect-dispatch-findirect-inliningPerform indirect inlining-finhibit-size-directive-finit-character=-finit-integer=-finit-local-zero-finit-logical=-finit-real=-finline-finline-atomics-finline-functions-finline-limit--finline-limit=-finline-small-functions-finput-charset=-finstrument-functions-finteger-4-integer-8-fintrinsic-modules-path-fintrinsic-modules-path=-fipa-cp-fipa-cp-clone-fipa-matrix-reorg-fipa-profile-fipa-pta-fipa-pure-const-fipa-reference-fipa-sra-fipa-struct-reorg-fira-algorithm=-fira-hoist-pressure-fira-loop-pressure-fira-region=-fira-share-save-slots-fira-share-spill-slots-fira-verbose=-fivopts-fjni-fjump-tables-fkeep-inline-dllexport-fkeep-inline-functions-fkeep-static-consts-flabels-ok-flax-vector-conversions-fleading-underscore-flifetime-dse-flive-range-shrinkage-floop-block-floop-flatten-floop-interchange-floop-nest-optimize-floop-optimize-floop-parallelize-allMark all loops as parallel-floop-strip-mine-flto-flto-compression-level=-flto-partition=1to1-flto-partition=balanced-flto-partition=max-flto-partition=none-flto-report-flto-report-wpa-flto=-fltrans-fltrans-output-list=-fmain=-fmath-errno-fmax-array-constructor=-fmax-errors=-fmax-identifier-length=-fmax-stack-var-size=-fmax-subrecord-length=-fmem-report-fmem-report-wpa-fmerge-all-constants-fmerge-constants-fmerge-debug-strings-fmessage-length=-fmodule-private-fmodulo-sched-fmodulo-sched-allow-regmoves-fmove-loop-invariants-fms-extensions-fmudflap-fmudflapir-fmudflapth-fname-mangling-version--fnew-abi-fnext-runtime-fnil-receivers-fno-vect-cost-model-fnon-call-exceptions-fnonansi-builtins-fnonnull-objects-fnothrow-opt-fobjc-abi-version=-fobjc-call-cxx-cdtors-fobjc-direct-dispatch-fobjc-exceptions-fobjc-gc-fobjc-nilcheck-fobjc-sjlj-exceptions-fobjc-std=objc1-fomit-frame-pointer-fopenmp-fopenmp-simd-foperator-names-fopt-info-fopt-info--foptimize-register-move-foptimize-sibling-calls-foptimize-strlen-foptional-diags-foutput-class-dir=-fpack-derived-fpack-struct-fpack-struct=-fpartial-inliningPerform partial inlining-fpcc-struct-return-fpch-deps-fpch-preprocess-fpeel-codesize-limit-fpeel-loopsPerform loop peeling-fpeephole-fpeephole2-fpermissive-fpic-fpie-fplan9-extensions-fplt-fplugin-arg--fplugin=Specify a plugin to load-fpost-ipa-mem-report-fpre-ipa-mem-report-fpredictive-commoning-fprefetch-loop-arrays-fpreprocessed-fpretty-templates-fprofile-fprofile-arcs-fprofile-correction-fprofile-dir=-fprofile-dump-fprofile-generate-fprofile-generate-atomic=-fprofile-generate-buildinfo=-fprofile-generate-sampling-fprofile-generate=-fprofile-reorder-functions-fprofile-report-fprofile-strip=-fprofile-use-fprofile-use=-fprofile-values-fprotect-parens-frandom-seed-frandom-seed=-frange-check-freal-4-real-10-freal-4-real-16-freal-4-real-8-freal-8-real-10-freal-8-real-16-freal-8-real-4-frealloc-lhs-freciprocal-math-frecord-gcc-switches-frecord-marker=4-frecord-marker=8-frecursive-freduced-reflection-free-freg-struct-return-fregmove-frename-registers-freorder-blocks-freorder-functions-freorder-functions=-frepack-arrays-freplace-objc-classes-frepo-frequire-return-statement-frerun-cse-after-loop-frerun-loop-opt-fresolution=The resolution file-fripa-fripa-allow-debug-fripa-disallow-asm-modules-fripa-disallow-opt-mismatch-fripa-inc-path-sub=-frounding-math-frtti-fsanitize-coverage=trace-pc-fsanitize=Select what to sanitize-fsaw-java-file-fsched-dep-count-heuristic-fsched-group-heuristic-fsched-interblock-fsched-last-insn-heuristic-fsched-pressure-fsched-rank-heuristic-fsched-spec-fsched-spec-insn-heuristic-fsched-spec-load-fsched-spec-load-dangerous-fsched-stalled-insns-fsched-stalled-insns-dep-fsched-stalled-insns-dep=-fsched-stalled-insns=-fsched-verbose=-fsched2-use-superblocks-fsched2-use-traces-fschedule-insns-fschedule-insns2-fsecond-underscore-fsection-anchors-fsee-fsel-sched-pipelining-fselective-scheduling-fselective-scheduling2-fshort-double-fshort-enums-fshort-wchar-fshow-column-fshrink-wrap-fshrink-wrap-frame-pointer-fsign-zero-fsignaling-nans-fsigned-bitfields-fsigned-charMake "char" signed by default-fsigned-zeros-fsimd-cost-model=-fsingle-precision-constant-fsized-delete-fsource-filename=-fsource=-fsplit-ivs-in-unroller-fsplit-stack-fsplit-wide-types-fsquangle-fstack-arrays-fstack-check-fstack-check=-fstack-limit-fstack-limit-register=-fstack-limit-symbol=-fstack-protector-fstack-protector-all-fstack-protector-strong-fstack-reuse=-fstack-usage-fstats-fstore-check-fstrength-reduce-fstrict-aliasing-fstrict-enum-precision-fstrict-enums-fstrict-overflow-fstrict-prototype-fstrict-volatile-bitfields-fsync-libcalls-fsyntax-only-ftabstop=-ftarget-help-ftarget=Set the target VM version-ftemplate-backtrace-limit=-ftemplate-depth--ftemplate-depth=-ftest-coverage-fthis-is-variable-fthread-jumps-fthreadsafe-statics-ftime-report-ftls-model=-ftoplevel-reorder-ftracer-ftrack-macro-expansion-ftrack-macro-expansion=-ftrapping-math-ftrapv-ftree-bit-ccp-ftree-builtin-call-dce-ftree-ccp-ftree-ch-ftree-coalesce-inlined-vars-ftree-coalesce-vars-ftree-copy-prop-ftree-copyrename-ftree-cselim-ftree-dce-ftree-dominator-opts-ftree-dseEnable dead store elimination-ftree-forwprop-ftree-fre-ftree-loop-distribution-ftree-loop-if-convert-ftree-loop-if-convert-stores-ftree-loop-im-ftree-loop-ivcanon-ftree-loop-linear-ftree-loop-optimize-ftree-loop-vectorize-ftree-lrs-ftree-parallelize-loops=-ftree-partial-pre-ftree-phiprop-ftree-pre-ftree-pta-ftree-reassoc-ftree-salias-ftree-scev-cprop-ftree-sink-ftree-slp-vectorize-ftree-slsr-ftree-sra-ftree-store-ccp-ftree-store-copy-prop-ftree-switch-conversion-ftree-tail-mergeEnable tail merging on trees-ftree-ter-ftree-vect-loop-version-ftree-vectorizeEnable vectorization on trees-ftree-vectorizer-verbose=-ftree-vrp-ftwo-level-all-subprogs-ftwo-level-line-tables-funderscoring-funit-at-a-time-funroll-all-loops-funroll-codesize-limit-funroll-loops-funsafe-loop-optimizations-funsafe-math-optimizations-funsigned-bitfields-funsigned-char-funswitch-loopsPerform loop unswitching-funwind-tables-fuse-atomic-builtins-fuse-boehm-gc-fuse-cxa-atexit-fuse-cxa-get-exception-ptr-fuse-divide-subroutine-fuse-ld=bfd-fuse-ld=gold-fuse-ld=mcld-fuse-linker-plugin-fvar-trackingPerform variable tracking-fvar-tracking-assignments-fvar-tracking-uninit-fvect-cost-model-fvect-cost-model=-fverbose-asm-fversion-fvisibility-inlines-hidden-fvisibility-ms-compat-fvisibility=-fvpt-fvtable-gc-fvtable-thunks-fvtable-verify=-fvtv-counts-fvtv-debug-fweak-fweb-fwhole-file-fwhole-program-fwide-exec-charset=-fworking-directory-fwpa-fwpa=-fwrapv-fxref-fzee-fzero-initialized-in-bss-fzero-link-gantCatch typos-gcoff-gdwarf-gdwarf--gen-decls-gfission-ggdb-ggnu-pubnames-gline-tables-only-gmlt-gnat-gnatO-gno-fission-gno-pubnames-gno-record-gcc-switches-gno-split-dwarf-gno-strict-dwarf-gpubnames-grecord-gcc-switches-gsplit-dwarf-gstabs-gstabs+-gstrict-dwarf-gvms-gxcoff-gxcoff+-h-idirafter-imacros-include-iquote-iwithprefix-iwithprefixbefore-k8Synonym of -gnatk8-lang-asm-mabi=-mandroid-march=-mbig-endian-mbionicUse Bionic C library-mcmodel=Specify the code model-mcpu=-mfix-cortex-a53-835769-mfix-cortex-a53-843419-mgeneral-regs-only-mglibcUse GNU C library-mlittle-endian-mlra-momit-leaf-frame-pointer-mstrict-align-mtls-dialect=Specify TLS dialect-mtune=-mtune=CPU Optimize for CPU-muclibcUse uClibc C library-n-no-canonical-prefixes-no-integrated-cpp-no-pie-nocppDisable preprocessing-nodefaultlibs-nostartfiles-nostdinc-nostdinc++-nostdlib-pEnable function profiling-pass-exit-codes-pedantic-pedantic-errors-pg-pie-pipe-posix-print-file-name=-print-libgcc-file-name-print-multi-directory-print-multi-lib-print-multi-os-directory-print-multiarch-print-objc-runtime-info-print-prog-name=-print-search-dirs-print-sysroot-print-sysroot-headers-suffix-profile-pthread-quiet-r-rdynamic-remap-s-s-bc-abi-save-temps-save-temps=-sharedCreate a shared library-shared-libgcc-specs-specs=-static-static-libasan-static-libgcc-static-libgcj-static-libgfortran-static-libgo-static-liblsan-static-libstdc++-static-libtsan-static-libubsan-std=c++03-std=c++0x-std=c++11-std=c++14-std=c++1y-std=c++98-std=c11-std=c1x-std=c89-std=c90-std=c99-std=c9x-std=f2003-std=f2008-std=f2008ts-std=f95-std=gnu-std=gnu++03-std=gnu++0x-std=gnu++11-std=gnu++14-std=gnu++1y-std=gnu++98-std=gnu11-std=gnu1x-std=gnu89-std=gnu90-std=gnu99-std=gnu9x-std=iso9899:1990-std=iso9899:199409-std=iso9899:1999-std=iso9899:199x-std=iso9899:2011-std=legacy-symbolic-t-time-time=-tno-android-cc-tno-android-ld-traditional-traditional-cpp-trigraphs-u-undef-vEnable verbose output-version-wSuppress warnings-wrapper-x-zAdaAdaSCILAdaWhyCC++FortranGoJavaLTOObjCObjC++unknown IRA algorithm %qsunknown IRA region %qsunknown Stack Reuse Level %qsunknown TLS model %qsThe possible TLS dialects:: %s%s%s
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3910 All options with the desired characteristics have already been displayedThe following options are not documenteddebug format "%s" conflicts with prior selectionunrecognised debug output level "%s"debug output level %s is too highargument %qs to %<-femit-struct-debug-detailed%> unknown%<-femit-struct-debug-detailed=dir:...%> must allow at least as much as %<-femit-struct-debug-detailed=ind:...%>argument %qs to %<-femit-struct-debug-detailed%> not recognizedargument to %<-O%> should be a non-negative integer, %<g%>, %<s%> or %<fast%>section anchors must be disabled when unit-at-a-time is disabledtoplevel reorder must be disabled when unit-at-a-time is disabledtransactional memory is not supported with non-call exceptionssection anchors must be disabled when toplevel reorder is disabled-freorder-blocks-and-partition does not work with exceptions on this architecture-freorder-blocks-and-partition does not support unwind info on this architecture-freorder-blocks-and-partition does not work on this architecture-fno-fat-lto-objects are supported only with linker pluginonly one -flto-partition value can be specified%<-fsplit-stack%> is not supported by this compiler configurationDebug generation via -g option disabled under -fripa -fprofile-generate (use -fripa-allow-debug to override)-fsanitize=address is incompatible with -fsanitize=kernel-address-fsanitize=address and -fsanitize=kernel-address are incompatible with -fsanitize=thread%s: --param arguments should be of the form NAME=VALUE--help argument %q.*s is ambiguous, please be more specificunrecognized argument to --help= option: %q.*sgetting core file size maximum limit: %msetting core file size limit to maximum: %munrecognized gcc debugging option: %cstructure alignment must be a small power of two, not %dunknown stack check parameter "%s"%<-gdwarf%s%> is ambiguous; use %<-gdwarf-%s%> for DWARF version or %<-gdwarf -g%s%> for debug leveldwarf version %d is not supportedunrecognized argument to -fsanitize= option: %q.*s/usr/local/google/buildbot/src/android/gcc/toolchain/build/../gcc/gcc-4.9/gcc/opts-common.ccommand line option %qs is not supported by this configurationargument to %qs should be a non-negative integerunrecognized argument in option %qsvalid arguments to %qs are: %s--help=<class> Display descriptions of a specific class of options. <class> is one or more of optimizers, target, warnings, undocumented, params--param <param>=<value> Set parameter <param> to value. See below for a complete list of parameters--print-missing-file-dependencies--print-sysroot-headers-suffix-A<question>=<answer> Assert the <answer> to <question>. Putting '-' before <question> disables the <answer> to <question>Do not discard comments in macro expansions-D<macro>[=<val>] Define a <macro> with <val> as its value. If just <macro> is given, <val> is taken to be 1-F <dir> Add <dir> to the end of the main framework include pathPrint the name of header files as they are used-I <dir> Add <dir> to the end of the main include path-J<directory> Put MODULE files in 'directory'Generate make dependencies and compile-MF <file> Write dependency output to the given fileTreat missing header files as generated filesLike -M but ignore system header filesLike -MD but ignore system header filesGenerate phony targets for all headers-MQ <target> Add a MAKE-quoted targetmissing makefile target after %qs-MT <target> Add an unquoted target-O<number> Set optimization level to <number>Optimize for speed disregarding exact standards complianceOptimize for debugging experience rather than speed or sizeOptimize for space rather than speedDo not generate #line directivesThis switch is deprecated; use -Wextra insteadWarn about things that will change when compiling with an ABI-compliant compilerWarn if a subobject has an abi_tag attribute that the complete object type does not haveWarn about suspicious uses of memory addressesWarn about returning structures, unions or arrays-Waggressive-loop-optimizationsWarn if a loop with constant number of iterations triggers undefined behaviorWarn about possible aliasing of dummy argumentsWarn about alignment of COMMON blocksWarn about missing ampersand in continued character constantsWarn if an array is accessed out of boundsWarn about creation of array temporariesWarn whenever an Objective-C assignment is being intercepted by the garbage collectorWarn about inappropriate attribute usageWarn about casting functions to incompatible typesWarn when a built-in preprocessor macro is undefined or redefinedWarn about C constructs that are not in the common subset of C and C++Deprecated in favor of -Wc++11-compatWarn about C++ constructs whose meaning differs between ISO C++ 1998 and ISO C++ 2011Warn if the type of a variable might be not interoperable with CWarn about pointer casts which increase alignmentWarn about casts which discard qualifiersWarn about subscripts whose type is "char"Warn about truncated character expressionsWarn about variables that might be changed by "longjmp" or "vfork"Warn about possibly nested block comments, and C++ comments spanning more than one physical lineWarn about equality comparisons involving REAL or COMPLEX expressionsWarn for conditionally-supported constructsWarn for implicit type conversions that may change a valueWarn about most implicit conversionsWarn for converting NULL from/to a non-pointer typeWarn in case profiles in -fprofile-use do not matchWarn when a #warning directive is encounteredWarn when all constructors and destructors are privateWarn about __TIME__, __DATE__ and __TIMESTAMP__ usageWarn when a declaration is found after a statementWarn when deleting a pointer to incomplete typeWarn about deleting polymorphic objects with non-virtual destructorsWarn if a deprecated compiler feature, class, method, or field is usedWarn about uses of __attribute__((deprecated)) declarationsWarn when an optimization pass is disabledWarn about compile-time integer division by zeroWarn about implicit conversions from "float" to "double"Warn about violations of Effective C++ style rulesWarn about an empty body in an if or else statementWarn about stray tokens after #elif and #endifWarn about comparison of different enum types-Werror-implicit-function-declarationThis switch is deprecated; use -Werror=implicit-function-declaration insteadTreat specified warning as errorPrint extra (possibly unwanted) warningsWarn if deprecated empty statements are foundExit on the first error occurredWarn for implicit type conversions that cause loss of floating point precisionWarn if testing floating point numbers for equalityDisable promoting warnings to errorsWarn about printf/scanf/strftime/strfmon format string anomaliesWarn about format strings that contain NUL bytesWarn if passing too many arguments to a function for its format stringWarn about format strings that are not literalsWarn about possible security problems with format functionsWarn about strftime formats yielding 2-digit yearsWarn about zero-length formats-Wframe-larger-than=<number> Warn if a function's stack frame requires more than <number> bytesWarn when attempting to free a non-heap objectWarn about function call eliminationWarn whenever type qualifiers are ignored.Warn about implicit declarations-Wimplicit-function-declarationWarn about implicit function declarationsWarn when a declaration does not specify a typeWarn about calls with implicit interfaceWarn about called procedures not explicitly declaredWarn about C++11 inheriting constructors when the base has a variadic constructorWarn about variables which are initialized to themselvesWarn when an inlined function cannot be inlinedWarn when there is a cast to a pointer from an integer of a different sizeWarn if a user-procedure has the same name as an intrinsicWarn on intrinsics not part of the selected standardWarn when an atomic memory model parameter is known to be outside the valid range.Warn about invalid uses of the "offsetof" macroWarn about PCH files that are found but not usedWarn when a jump misses a variable initialization-Wlarger-than=<number> Warn if an object is larger than <number> bytesWarn about truncated source linesWarn when a string or character literal is followed by a ud-suffix which does not begin with an underscore.Warn when a logical operator is suspiciously always evaluating to true or falseDo not warn about using "long long" when -pedanticWarn about suspicious declarations of "main"Warn about maybe uninitialized automatic variablesWarn about possibly missing braces around initializersWarn about global functions without previous declarationsWarn about missing fields in struct initializersWarn about user-specified include directories that do not existWarn about function parameters declared without a type specifier in K&R-style functionsWarn about global functions without prototypesswitch %qs is no longer supportedWarn about use of multi-character character constantsWarn about narrowing conversions within { } that are ill-formed in C++11Warn about "extern" declarations not at file scopeWarn when a noexcept expression evaluates to false even though the expression can't actually throwWarn when non-templatized friend functions are declared within a templateWarn about non-virtual destructorsWarn about NULL being passed to argument slots marked as requiring non-NULL-Wnormalized=<id|nfc|nfkc> Warn about non-normalised Unicode stringsWarn if a C-style cast is used in a programWarn for obsolescent usage in a declarationWarn if an old-style parameter definition is usedWarn if a simd directive is overridden by the vectorizer cost modelWarn if .class files are out of dateWarn about overflow in arithmetic expressionsWarn if a string is longer than the maximum portable length specified by the standardWarn about overloaded virtual function namesWarn about overriding initializers without side effectsWarn when the packed attribute has no effect on struct layoutWarn about packed bit-fields whose offset changed in GCC 4.4Warn when padding is required to align structure membersWarn about possibly missing parenthesesIssue warnings needed for strict compliance to the standardWarn when converting the type of pointers to member functionsWarn about function pointer arithmeticWarn when a pointer differs in signedness in an assignmentWarn when a pointer is cast to an integer of a different sizeWarn for -I and -L options using system directories if cross compilingWarn if a property for an Objective-C object has no assign semantics specifiedWarn if inherited methods are unimplementedWarn about real-literal-constants with 'q' exponent-letterWarn when a left-hand-side array variable is reallocatedWarn when a left-hand-side variable is reallocatedWarn about multiple declarations of the same objectWarn if modifiers are specified when not necessaryWarn when the compiler reorders codeWarn about returning a pointer/reference to a local or temporary variable.Warn whenever a function's return type defaults to "int" (C), or about inconsistent return types (C++)Warn if primary and auxiliary modules have mismatched command line optionsWarn if a selector has multiple methodsWarn when a variable is assigned to itselfWarn when a variable of a non-POD type is assigned to itselfWarn about possible violations of sequence point rulesWarn when one local variable shadows anotherWarn when one local variable shadows another local variable or parameter of compatible typeWarn when one local variable shadows another local variable or parameterWarn about signed-unsigned comparisonsWarn for implicit type conversions between signed and unsigned integersWarn when overload promotes from unsigned to signedWarn when not issuing stack smashing protection for some reasonWarn if stack usage might be larger than specified amountWarn about code which might break strict aliasing rulesWarn about uncasted NULL used as sentinelWarn about optimizations that assume that signed overflow is undefinedWarn about unprototyped function declarationsWarn if type signatures of candidate methods do not match exactlyWarn about functions which might be candidates for __attribute__((const))Warn about functions which might be candidates for format attributesWarn about functions which might be candidates for __attribute__((noreturn))Warn about functions which might be candidates for __attribute__((pure))Warn about "suspicious" constructsWarn about enumerated switches, with no default, missing a caseWarn about enumerated switches missing a "default:" statementWarn about all enumerated switches missing a specific caseWarn when __sync_fetch_and_nand and __sync_nand_and_fetch built-in functions are usedDeprecated. This switch has no effectDo not suppress warnings from system headersPermit nonconforming uses of the tab characterWarn if the pointer in a pointer assignment might outlive its target-Wthread-mismatched-lock-acq-relWarn about mismatched lock acquisition and release-Wthread-mismatched-lock-orderWarn about lock acquisition order inconsistent with what specified in the attributesWarn about a lock being acquired recursivelyWarn about potential thread safety issues when the code is annotated with thread safety attributesDoes nothing. For compatibility with clang thread safety analysis.Warn about function calls not properly protected by locks specified in the attributesWarn about shared variables not properly protected by locks specified in the attributes-Wthread-unsupported-lock-nameWarn about uses of unsupported lock names in attributesWarn about features not present in traditional CWarn of prototypes causing type conversions different from what would happen in the absence of prototypeWarn whenever a trampoline is generatedWarn if trigraphs are encountered that might affect the meaning of the programWarn if a comparison is always true or always false due to the limited range of the data typeWarn about @selector()s without previously declared methodsWarn if an undefined macro is used in an #if directiveWarn about underflow of numerical constant expressionsWarn about uninitialized automatic variablesWarn about unrecognized pragmasDoes nothing. Preserved for backward compatibility.Warn if the loop cannot be optimized due to nontrivial assumptions.Warn about unsuffixed float constantsWarn when a function parameter is only set, otherwise unusedWarn when a variable is only set, otherwise unusedWarn about unused dummy arguments.Warn when a function is unusedWarn when typedefs locally defined in a function are not usedWarn about macros defined in the main file that are not usedWarn when a function parameter is unusedWarn if a caller of a function, marked with attribute warn_unused_result, does not use its return valueWarn when an expression value is unusedWarn when a variable is unusedWarn about questionable usage of the macros used to retrieve variable argumentsWarn about using variadic macros-Wvector-operation-performanceWarn when a vector operation is compiled outside the SIMDWarn if a virtual base has a non-trivial move assignment operatorWarn if a variable length array is usedWarn when a register variable is declared volatileIn C++, nonzero means warn about deprecated conversion from string literals to 'char *'. In C, similar warning, except that the conversion is of course not deprecated by the ISO C standard.-Wzero-as-null-pointer-constantWarn when a literal '0' is used as null pointerA synonym for -std=c89 (for C) or -std=c++98 (for C++)-aux-info <file> Emit declaration information into <file>-d<letters> Enable dumps from specific passes of the compiler-dumpbase <file> Set the file basename to be used for dumps-dumpdir <dir> Set the directory name to be used for dumps--CLASSPATH Deprecated; use --classpath insteadGenerate position-independent code if possible (large mode)Generate position-independent code for executables if possible (large mode)Enforce class member access control semantics-fada-spec-parent=unit Dump Ada specs as child units of given parent-faggressive-function-eliminationEliminate multiple function invokations also for impure functions-faggressive-loop-optimizationsAggressively optimize loops using language constraintsEnable alignment of COMMON blocksAlign labels which are only reached by jumpingAll intrinsics procedures are available regardless of selected standard-fallow-parameterless-variadic-functionsAllow variadic functions without named parameterPermit the use of the assert keywordAllow optimization for floating-point arithmetic which may change the result of the operation due to rounding.Generate unwind tables that are exact at each instruction boundaryGenerate auto-inc/dec instructionsUse sample profile information for call graph node weights. The default profile file is fbdata.afdo in 'pwd'.Whether to assume the sample profile is accurate.-fauto-profile-record-coverage-in-elfWhether to record annotation coverage info in elf.Use sample profile information for call graph node weights. The profile file is specified in the argument.Do not treat local variables and COMMON blocks as if they were named in SAVE statementsSpecify that backslash in string introduces an escape characterProduce a backtrace when a runtime error is encountered-fblas-matmul-limit=<n> Size of the smallest matrix for which matmul will use BLAS--bootclasspath=<path> Replace system pathGenerated should be loaded by bootstrap loaderGenerate code to check bounds before indexing arraysReplace add, compare, branch with branch on count registerUse profiling information for branch probabilitiesPerform branch target load optimization before prologue / epilogue threading-fbranch-target-load-optimize2Perform branch target load optimization after prologue / epilogue threadingRestrict target load migration not to re-use registers in any basic block-fcall-saved-<register> Mark <register> as being preserved across functions-fcall-used-<register> Mark <register> as being corrupted by function callsSave registers around function callsWhere shorter, use canonicalized paths to systems headers.Produce a warning at runtime if a array temporary has been created for a procedure argumentCompare branch prediction result and autofdo profile information, store the result in a section in the generated elf file.-fcheck-branch-annotation-threshold=The number of executions a basic block needs to reach before GCC dumps its branch prediction information with -fcheck-branch-annotation.Compare the results of several data dependence analyzers.Check the return value of new in C++Generate checks for references to NULL-fcheck=[...] Specify which runtime checks are to be performed--classpath=<path> Set class path-fcoarray=[...] Specify which coarray parallelization should be usedLooks for opportunities to reduce stack adjustments and stack references.Do not put uninitialized globals in the common sectionRun only the second compilation of -fcompare-debug-fcompare-debug[=<opts>] Compile with and without e.g. -gtoggle, and compare the final-insns dumpPerform comparison elimination after register allocation has finishedAllow the arguments of the '?' operator to have different typesDoes nothing. Preserved for backward compatibility.Do not perform optimizations increasing noticeably stack usage-fconst-string-class=<name> Use class <name> for constant stringsno class name specified with %qs-fconstexpr-depth=<number> Specify maximum constexpr recursion depthUse big-endian format for unformatted filesUse little-endian format for unformatted filesUse native format for unformatted filesSwap endianness for unformatted filesPerform a register copy-propagation optimization passUse the Cray Pointer extensionPerform cross-jumping optimizationWhen running CSE, follow jumps to their targetsComplex multiplication and division follow Fortran rulesOmit range reduction step when performing complex divisionIgnore 'D' in column one in fixed formTreat lines with 'D' in column one as commentsPlace data items into their own sectionList all available debugging counters with their limits and counts.-fdbg-cnt=<counter>:<limit>[,<counter>:<limit>,...] Set the debug counter limit. Use the RTL dead code elimination passEmit debug annotations during preprocessingMap one directory name to another in debug informationOutput .debug_types section when using DWARF v4 debuginfo.Factor complex constructors and destructors to favor space over speed-fdeduce-init-list enable deduction of std::initializer_list for a template type parameter from a brace-enclosed initializer-listSet the default double precision kind to an 8 byte wide typeSet the default integer kind to an 8 byte wide typeMake functions no-throw/noexcept by defaultSet the default real kind to an 8 byte wide typeDefer popping functions args from stack until laterAttempt to fill delay slots of branch instructionsDelete dead instructions that may throw exceptionsDelete useless null pointer checksTry to convert virtual calls to direct ones.Perform speculative devirtualization-fdiagnostics-color=[never|always|auto] Colorize diagnosticsShow the source line with a caret indicating the column-fdiagnostics-show-location=[once|every-line] How often to emit source location at the beginning of line-wrapped diagnosticsAmend appropriate diagnostic messages with the command line option that controls them-fdisable-[tree|rtl|ipa]-<pass>=range1+range2 disables an optimization passAllow dollar signs in entity namesPermit '$' as an identifier characterUse the RTL dead store elimination pass-fdump-<type> Dump various compiler internals to a fileWrite all declarations as Ada code transitivelyWrite all declarations as Ada code for the given file only-fdump-final-insns=filename Dump to filename the insns at the end of translationDisplay the code tree after front end optimizationDisplay the code tree after parsing-fdump-go-spec=filename Write all declarations to file as Go codeSuppress output of addresses in debugging dumpsDisplay the code tree after parsing; deprecated optionSuppress output of instruction numbers, line number notes and addresses in debugging dumpsSuppress output of previous and next insn numbers in debugging dumpsEnable CFI tables via GAS assembler directives.Perform DWARF2 duplicate elimination-feliminate-unused-debug-symbolsPerform unused type elimination in debug info-feliminate-unused-debug-typesDo not suppress C++ class debug information.Print to stderr the mapping from module name and function id to assembler function name when -ftest-coverage, -fprofile-generate or -fprofile-use are active, for use in correlating function ids in gcda files with the function name.-femit-struct-debug-baseonly Aggressive reduced debug info for structs-femit-struct-debug-detailed=<spec-list> Detailed reduced debug info for structs-femit-struct-debug-reduced Conservative reduced debug info for structs-fenable-[tree|rtl|ipa]-<pass>=range1+range2 enables an optimization pass--encoding=<encoding> Choose input encoding (defaults from your locale)Generate code to check exception specifications-fexcess-precision=[fast|standard] Specify handling of excess floating-point precision-fexec-charset=<cset> Convert all strings and character constants to character set <cset>Perform a number of minor, expensive optimizationsInterpret imaginary, fixed-point, or other gnu number suffix as the corresponding number literal rather than a user-defined number literal.--extdirs=<path> Set the extension directory pathPermit universal character names (\u and \U) in identifiersSupport dynamic initialization of thread-local variables in a different translation unitSpecify that an external BLAS library should be used for matmul calls on large-size arraysOutput lto objects containing both the intermediate language and binary output.Input file is a file with a list of filenames to compileAssume no NaNs or infinities are generated-ffixed-<register> Mark <register> as being unavailable to the compilerAssume that the source file is fixed form-ffixed-line-length-<n> Use n as character line width in fixed modeAllow arbitrary character line width in fixed modeDon't allocate floats and doubles in extended-precision registersScope of for-init-statement variables is local to the loopAlways check for non gcj generated classes archivesPerform a forward propagation pass on RTL-ffp-contract=[off|on|fast] Perform floating-point expression contraction.-ffpe-summary=[...] Print summary of floating point exceptions-ffpe-trap=[...] Stop on following floating point exceptionsAssume that the source file is free form-ffree-line-length-<n> Use n as character line width in free modeAllow arbitrary character line width in free modeDo not assume that standard C libraries and "main" existInject friend functions into enclosing namespace-ffunction-attribute-list=attribute:name,... Add attribute to named functionsAllow function addresses to be held in registersPlace each function into its own sectionPerform global common subexpression eliminationPerform global common subexpression elimination after register allocation has finishedPerform redundant load after store elimination in global common subexpression eliminationPerform enhanced load motion during global common subexpression eliminationPerform store motion after global common subexpression eliminationRecognize GNU-defined keywordsGenerate code for GNU runtime environmentEnable support for GNU transactional memoryUse STB_GNU_UNIQUE if supported by the assemblerUse traditional GNU semantics for inline functionsAdd explicit checks for division overflow in INT_MIN / -1Add explicit checks for division by zero-fgo-dump-<type> Dump Go frontend internal information-fgo-optimize-<type> Turn on optimization passes in the frontend-fgo-pkgpath=<string> Set Go package path-fgo-prefix=<string> Set package-specific prefix for exported Go names-fgo-relative-import-path=<path> Treat a relative import as relative to pathEnable in and out of Graphite representationEnable Graphite Identity transformationEnable guessing of branch probabilities-fhandle-exceptions has been renamed -fexceptions (and is now on by default)Assume the runtime uses a hash table to map an object to its synchronization structureEnable hoisting adjacent loads to encourage generating conditional move instructionsAssume normal C execution environmentPerform conversion of conditional jumps to branchless equivalentsPerform conversion of conditional jumps to conditional executionExport functions even if they can be inlinedEmit implicit instantiations of inline templatesSpecify that no implicit typing is allowed, unless overridden by explicit IMPLICIT statementsEmit implicit instantiations of templatesGenerate instances of Class at runtimeUse offset tables for virtual method callsDo not generate .size directives-finit-character=<n> Initialize local character variables to ASCII value n-finit-integer=<n> Initialize local integer variables to nInitialize local variables to zero (from g77)-finit-logical=<true|false> Initialize local logical variables-finit-real=<zero|nan|inf|-inf> Initialize local real variablesEnable inlining of function declared "inline", disabling disables all inliningInline __atomic operations when a lock free instruction sequence is available.Integrate functions not declared "inline" into their callers when profitable-finline-functions-called-onceIntegrate functions only required by their single caller-finline-limit=<number> Limit the size of inlined functions to <number>Integrate functions into their callers when code size is known not to grow-finput-charset=<cset> Specify the default character set for source filesInstrument function entry and exit with profiling calls-finstrument-functions-exclude-file-list=-finstrument-functions-exclude-file-list=filename,... Do not instrument functions listed in files-finstrument-functions-exclude-function-list=-finstrument-functions-exclude-function-list=name,... Do not instrument listed functionsInterpret any INTEGER(4) as an INTEGER(8)Specify where to find the compiled intrinsic modulesPerform interprocedural constant propagationPerform cloning to make Interprocedural constant propagation strongerPerform interprocedural profile propagationPerform interprocedural points-to analysisDiscover pure and const functionsDiscover readonly and non addressable static variablesPerform interprocedural reduction of aggregates-fira-algorithm=[CB|priority] Set the used IRA algorithmUse IRA based register pressure calculation in RTL hoist optimizations.Use IRA based register pressure calculation in RTL loop optimizations.-fira-region=[one|all|mixed] Set regions for IRAShare slots for saving different hard registers.Share stack slots for spilled pseudo-registers.-fira-verbose=<number> Control IRA's level of diagnostic messages.-fisolate-erroneous-paths-attributeDetect paths which trigger erroneous or undefined behaviour due a NULL value being used in a way which is forbidden by a returns_nonnull or nonnull attribute. Isolate those paths from the main control flow and turn the statement with erroneous or undefined behaviour into a trap. -fisolate-erroneous-paths-dereferenceDetect paths which trigger erroneous or undefined behaviour due to dereferencing a NULL pointer. Isolate those paths from the main control flow and turn the statement with erroneous or undefined behaviour into a trap.Optimize induction variables on treesAssume native functions are implemented using JNIUse jump tables for sufficiently large switch statementsDon't emit dllexported inline functions unless neededGenerate code for functions even if they are fully inlinedEmit static const variables even if they are not usedAllow implicit conversions between vectors with differing numbers of subparts and/or differing element types.Give external symbols a leading underscoreTell DSE that the storage for a C++ object is dead when the constructor starts and when the destructor finishes.Relief of register pressure through live range shrinkageEnable Loop Blocking transformationEnable Loop Interchange transformationEnable the ISL based loop nest optimizerEnable Loop Strip Mining transformationEnable link-time optimization.-flto-compression-level=<number> Use zlib compression level <number> for ILPartition symbols and vars at linktime based on object files they originate fromPartition functions and vars at linktime into approximately same sized bucketsPut every symbol into separate partitionDisable partioning and streamingReport various link-time optimization statisticsReport various link-time optimization statistics for WPA onlyLink-time optimization with number of parallel jobs or jobserver.Run the link-time optimizer in local transformation (LTRANS) mode.Specify a file to which a list of files output by LTRANS is written.Set errno after built-in math functions-fmax-array-constructor=<n> Maximum number of objects in an array constructor-fmax-errors=<number> Maximum number of errors to report-fmax-identifier-length=<n> Maximum identifier length-fmax-stack-var-size=<n> Size in bytes of the largest array that will be put on the stack-fmax-subrecord-length=<n> Maximum length for subrecordsReport on permanent memory allocationReport on permanent memory allocation in WPA onlyAttempt to merge identical constants and constant variablesAttempt to merge identical constants across compilation unitsAttempt to merge identical debug strings across compilation units-fmessage-length=<number> Limit diagnostics to <number> characters per line. 0 suppresses line-wrappingSet default accessibility of module entities to PRIVATE.Perform SMS based modulo scheduling before the first scheduling passPerform SMS based modulo scheduling with register moves allowedMove loop invariant computations out of loopsDon't warn about uses of Microsoft extensionsGenerate code for NeXT (Apple Mac OS X) runtime environmentAssume that receivers of Objective-C messages may be nilEnables the unlimited vectorizer cost model. Preserved for backward compatibility.Support synchronous non-call exceptionsTreat a throw() exception specification as noexcept to improve code sizeSpecify which ABI to use for Objective-C family code and meta-data generation.Generate special Objective-C methods to initialize/destroy non-POD C++ ivars, if neededAllow fast jumps to the message dispatcherEnable Objective-C exception and synchronization syntaxEnable garbage collection (GC) in Objective-C/Objective-C++ programsEnable inline checks for nil receivers with the NeXT runtime and ABI version 2.Enable Objective-C setjmp exception handling runtimeConform to the Objective-C 1.0 language as implemented in GCC 4.0When possible do not generate stack framesEnable OpenMP (implies -frecursive in Fortran)Enable OpenMP's SIMD directivesRecognize C++ keywords like "compl" and "xor"Enable all optimization info dumps on stderr-fopt-info[-<type>=filename] Dump compiler optimization detailsOptimize sibling and tail recursive calls-foptimize-static-class-initializationEnable optimization of static class initialization codeEnable string length optimizations on treesTry to lay out derived types as compactly as possiblePack structure members together without holes-fpack-struct=<number> Set initial maximum structure member alignmentReturn small aggregates in memory, not registersLook for and use PCH files even when preprocessingLimit non-const non-FP loop peeling under profile estimates of large code footprintEnable machine specific peephole optimizationsEnable an RTL peephole pass before sched2Downgrade conformance errors to warningsGenerate position-independent code if possible (small mode)Generate position-independent code for executables if possible (small mode)Enable Plan 9 language extensionsUse PLT for PIC calls (-fno-plt: load the address from GOT at call site)-fplugin-arg-<name>-<key>[=<value>] Specify argument <key>=<value> for plugin <name>Report on memory allocation before interprocedural optimizationRun predictive commoning optimization.Generate prefetch instructions, if available, for arrays in loopsTreat the input file as already preprocessed-fno-pretty-templates Do not pretty-print template specializations as the template signature followed by the argumentsEnable basic program profiling codeInsert arc-based program profiling codeEnable correction of flow inconsistent profile data inputSet the top-level directory for storing the profile data. The default is 'pwd'.Dump CFG profile for comparison.Enable common options for generating profile info for profile feedback directed optimizationsfprofile-generate-atomic=[0..3] Atomically increments for profile counters.-fprofile-generate-buildinfo=filename Read build info to include in gcda file from filenameTurn on instrumentation sampling with -fprofile-generate with rate set by --param profile-generate-sampling-rate or environment variable GCOV_SAMPLING_RATEEnable common options for generating profile info for profile feedback directed optimizations, and set -fprofile-dir=Enable function reordering that improves code placementReport on consistency of profileSpecify a substring to be stripped from the profile base file nameEnable common options for performing profile feedback directed optimizationsEnable common options for performing profile feedback directed optimizations, and set -fprofile-dir=Insert code to profile values of expressionsProtect parentheses in expressions-frandom-seed=<string> Make compile reproducible using <string>Enable range checking during compilationInterpret any REAL(4) as a REAL(10)Interpret any REAL(4) as a REAL(16)Interpret any REAL(4) as a REAL(8)Interpret any REAL(8) as a REAL(10)Interpret any REAL(8) as a REAL(16)Interpret any REAL(8) as a REAL(4)Reallocate the LHS in assignmentsSame as -fassociative-math for expressions which include division.-frecord-compilation-info-in-elfRecord the compiler optimizations in a .gnu.switches.text section.Record gcc command line switches in the object file.Use a 4-byte record marker for unformatted filesUse an 8-byte record marker for unformatted filesAllocate local variables on the stack to allow indirect recursionReduce the amount of reflection meta-data generatedTurn on Redundant Extensions Elimination pass.Return small aggregates in registersPerform a register renaming optimization passReorder basic blocks to improve code placement-freorder-blocks-and-partitionReorder basic blocks and partition into hot and cold sectionsReorder functions to improve code placement-freorder-functions=[callgraph] Select the scheme for function reordering. This invokes a linker plugin. Generate .gnu.callgraph.text sections listing callees and edge counts.Copy array sections into a contiguous block on procedure entryUsed in Fix-and-Continue mode to indicate that object files may be swapped in at runtimeEnable automatic template instantiationFunctions which return values must end with return statementsAdd a common subexpression elimination pass after loop optimizations-freschedule-modulo-scheduled-loopsEnable/Disable the traditional scheduling in loops that already passed modulo schedulingPerform Dynamic Inter-Procedural Analysis.Allow -g enablement for -fripa -fprofile-generate compiles.Don't import an auxiliary module if it contains asm statementsDon't import an auxiliary module if the command line options mismatch with the primary moduleSubstitute substring in include paths with a new string to allow reuse profile data-fripa-no-promote-always-inline-funcDon't promote always inline static functions assuming they will be inlined and no copy is needed.Disable optimizations that assume default FP rounding behaviorGenerate run time type descriptor informationEnable coverage-guided fuzzing code instrumentation. Inserts call to __sanitizer_cov_trace_pc into every basic block.-fsched-critical-path-heuristicEnable the critical path heuristic in the schedulerEnable the dependent count heuristic in the schedulerEnable the group heuristic in the schedulerEnable scheduling across basic blocksEnable the last instruction heuristic in the schedulerEnable register pressure sensitive insn schedulingEnable the rank heuristic in the schedulerAllow speculative motion of non-loadsEnable the speculative instruction heuristic in the schedulerAllow speculative motion of some loadsAllow speculative motion of more loadsAllow premature scheduling of queued insnsSet 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-stalled-insns=<number> Set number of queued insns that can be prematurely scheduled-fsched-verbose=<number> Set the verbosity level of the schedulerIf scheduling post reload, do superblock schedulingReschedule instructions before register allocationReschedule instructions after register allocationAppend a second underscore if the name already contains an underscoreAccess data in the same section from shared anchor pointsPerform software pipelining of inner loops during selective scheduling-fsel-sched-pipelining-outer-loopsPerform software pipelining of outer loops during selective scheduling-fsel-sched-reschedule-pipelinedReschedule pipelined regions without pipeliningSchedule instructions using selective scheduling algorithmRun selective scheduling after reloadUse the same size for double as for floatUse the narrowest integer type possible for enumeration typesForce the underlying type for "wchar_t" to be "unsigned short"Show column numbers in diagnostics, when available. Default onEmit function prologues only before parts of the function that need it, rather than at the top of the function.Framepointer shrinkwrapping optimization.Apply negative sign to zero valuesDisable optimizations observable by IEEE signaling NaNsWhen "signed" or "unsigned" is not given make the bitfield signedDisable floating point optimizations that ignore the IEEE signedness of zeroSpecifies the vectorization cost model for code marked with a simd directiveConvert floating point constants to single precision constantsSupport delete operator with objetc's size as the second parameter.Set the source language versionSplit lifetimes of induction variables when loops are unrolledGenerate discontiguous stack framesSplit wide types into independent registersPut all local arrays on stack.Insert stack checking code into the program. Same as -fstack-check=specific-fstack-check=[no|generic|specific] Insert stack checking code into the program-fstack-limit-register=<register> Trap if the stack goes past <register>-fstack-limit-symbol=<name> Trap if the stack goes past symbol <name>Use propolice as a stack protection methodUse a stack protection method for every functionUse a smart stack protection method for certain functions-fstack-reuse=[all|named_vars|none] Set stack reuse level for local variables.Output stack usage information on a per-function basisDisplay statistics accumulated during compilationEnable assignability checks for stores into object arraysAssume strict aliasing rules applyPerform transformations based on enum precisionAssume that values of enumeration type are always within the minimum range of that typeTreat signed overflow as undefinedForce bitfield accesses to match their type widthImplement __atomic operations via libcalls to legacy __sync functionsCheck for syntax errors, then stop-ftabstop=<number> Distance between tab stops for column reportingSet the maximum number of template instantiation notes for a single warning or error-ftemplate-depth=<number> Specify maximum template instantiation depthCreate data files needed by "gcov"Perform jump threading optimizations-fno-threadsafe-statics Do not generate thread-safe code for initializing local staticsReport the time taken by each compiler pass-ftls-model=[global-dynamic|local-dynamic|initial-exec|local-exec] Set the default thread-local storage code generation modelReorder top level functions, variables, and asmsPerform superblock formation via tail duplication-ftrack-macro-expansion=<0|1|2> Track locations of tokens coming from macro expansion and display them in error messagesAssume floating-point operations can trapTrap for signed overflow in addition, subtraction and multiplicationEnable SSA-BIT-CCP optimization on treesEnable conditional dead code elimination for builtin callsEnable SSA-CCP optimization on treesEnable loop header copying on treesEnable coalescing of copy-related user variables that are inlinedEnable coalescing of all copy-related user variablesEnable copy propagation on treesReplace SSA temporaries with better names in copiesTransform condition stores into unconditional onesEnable SSA dead code elimination optimization on treesEnable dominator optimizationsEnable forward propagation on treesEnable Full Redundancy Elimination (FRE) on trees-ftree-loop-distribute-patternsEnable loop distribution for patterns transformed into a library callEnable loop distribution on treesConvert conditional jumps in innermost loops to branchless equivalentsAlso if-convert conditional jumps containing memory writesEnable loop invariant motion on treesCreate canonical induction variables in loopsEnable loop interchange transforms. Same as -floop-interchangeEnable loop optimizations on tree levelEnable loop vectorization on treesPerform live range splitting during the SSA->normal passEnable automatic parallelization of loopsIn SSA-PRE optimization on trees, enable partial-partial redundancy eliminationEnable hoisting loads from conditional pointers.Enable SSA-PRE optimization on treesPerform function-local points-to analysis on trees.Enable reassociation on tree levelEnable copy propagation of scalar-evolution information.Enable SSA code sinking on treesEnable basic block vectorization (SLP) on treesPerform straight-line strength reductionPerform scalar replacement of aggregatesPerform conversions of switch initializations.Replace temporary expressions in the SSA->normal passPerform Value Range Propagation on treesWhen generating two-level line tables in DWARF (experimental), add linkage names for all functions (not just inlined functions).Use two-level line tables in DWARF (experimental).Append underscores to externally visible namesCompile whole compilation unit at a timePerform loop unrolling for all loopsLimit non-const non-FP loop unrolling under profile estimates of large code footprintPerform loop unrolling when iteration count is knownAllow loop optimizations to assume that the loops behave in normal wayAllow math optimizations that may violate IEEE or ISO standardsWhen "signed" or "unsigned" is not given make the bitfield unsignedMake "char" unsigned by defaultJust generate unwind tables for exception handlingGenerate code for built-in atomic operationsGenerate code for the Boehm GCUse __cxa_atexit to register destructorsUse __cxa_get_exception_ptr in exception handlingCall a library routine to do integer divisionsUse the bfd linker instead of the default linkerUse the gold linker instead of the default linkerUse the mcld linker instead of the default linkerPerform variable tracking by annotating assignments-fvar-tracking-assignments-toggleToggle -fvar-tracking-assignmentsPerform variable tracking and also tag variables that are uninitialized-fvariable-expansion-in-unrollerApply variable expansion when loops are unrolledEnables the dynamic vectorizer cost model. Preserved for backward compatibility.Specifies the cost model for vectorizationAdd extra commentary to assembler outputMarks all inlined functions and methods as having hidden visibilityChanges visibility to match Microsoft Visual Studio by default-fvisibility=[default|internal|hidden|protected] Set the default symbol visibilityUse expression value profiles in optimizationsValidate vtable pointers before using them.Output vtable verification counters.Output vtable verification pointer sets information.Emit common-like symbols as weak symbolsConstruct webs and split unrelated uses of single variablePerform whole program optimizations-fwide-exec-charset=<cset> Convert all wide strings and character constants to character set <cset>Generate a #line directive pointing at the current working directoryRun the link-time optimizer in whole program analysis (WPA) mode.Whole program analysis (WPA) mode with number of parallel jobs specified.Assume signed arithmetic overflow wraps aroundPut zero initialized data in the bss sectionGenerate lazy class lookup (via objc_getClass()) for use in Zero-Link modeGenerate debug information in default formatGenerate debug information in COFF formatGenerate debug information in default version of DWARF formatGenerate debug information in DWARF v2 (or later) formatDump declarations to a .decl fileGenerate debug information in default extended formatGenerate DWARF pubnames and pubtypes sections with GNU extensions.Generate DWARF line number tables and no other debug sectionsGenerate debug information at level 1 with minimal line table-gnat<options> Specify options to GNATSet name of output ALI file (internal switch)Don't generate DWARF pubnames and pubtypes sections.Don't record gcc command line switches in DWARF DW_AT_producer.Don't generate debug information in separate .dwo filesEmit DWARF additions beyond selected versionGenerate DWARF pubnames and pubtypes sections.Record gcc command line switches in DWARF DW_AT_producer.Generate debug information in separate .dwo filesGenerate debug information in STABS formatGenerate debug information in extended STABS formatDon't emit DWARF additions beyond selected versionToggle debug information generationGenerate debug information in VMS formatGenerate debug information in XCOFF formatGenerate debug information in extended XCOFF format-idirafter <dir> Add <dir> to the end of the system include path-imacros <file> Accept definition of macros in <file>-imultiarch <dir> Set <dir> to be the multiarch include subdirectory-imultilib <dir> Set <dir> to be the multilib include subdirectory-include <file> Include the contents of <file> before other files-iplugindir=<dir> Set <dir> to be the default plugin directory-iprefix <path> Specify <path> as a prefix for next two options-iquote <dir> Add <dir> to the end of the quote include path-isysroot <dir> Set <dir> to be the system root directory-isystem <dir> Add <dir> to the start of the system include path-iwithprefix <dir> Add <dir> to the end of the system include path-iwithprefixbefore <dir> Add <dir> to the end of the main include path-mabi=ABI Generate code that conforms to the specified ABIGenerate code for the Android platform.-march=ARCH Use features of architecture ARCHAssume target CPU is configured as big endian-mcpu=CPU Use features of and optimize for CPUWorkaround for ARM Cortex-A53 Erratum number 835769Workaround for ARM Cortex-A53 Erratum number 843419Generate code which uses only the general registersAssume target CPU is configured as little endianUse LRA instead of reload (transitional)Omit the frame pointer in leaf functionsDon't assume that unaligned accesses are handled by the systemCreate a position dependent executableDo not search standard system include directories (those specified with -isystem will still be used)Do not search standard system include directories for C++Do not look for object files in standard path-o <file> Place output into <file>Like -pedantic but issue them as errorsCreate a position independent executableGenerate C header of platform-specific featuresDo not display functions compiled or elapsed timeRemap file names when including filesStatically link the GNU Fortran helper library (libgfortran)Conform to the ISO 1998 C++ standard revised by the 2003 technical corrigendumDeprecated in favor of -std=c++11Conform to the ISO 2011 C++ standardConform to the ISO 2014(?) C++ draft standard (experimental and incomplete support)Conform to the ISO 2011 C standard (experimental and incomplete support)Deprecated in favor of -std=c11Conform to the ISO 1990 C standardConform to the ISO 1999 C standardDeprecated in favor of -std=c99Conform to the ISO Fortran 2003 standardConform to the ISO Fortran 2008 standardConform to the ISO Fortran 2008 standard including TS 29113Conform to the ISO Fortran 95 standardConform to nothing in particularConform to the ISO 1998 C++ standard revised by the 2003 technical corrigendum with GNU extensionsDeprecated in favor of -std=gnu++11Conform to the ISO 2011 C++ standard with GNU extensions (experimental and incomplete support)Conform to the ISO 201y(7?) C++ draft standard with GNU extensions (experimental and incomplete support)Conform to the ISO 2011 C standard with GNU extensions (experimental and incomplete support)Deprecated in favor of -std=gnu11Conform to the ISO 1990 C standard with GNU extensionsConform to the ISO 1999 C standard with GNU extensionsDeprecated in favor of -std=gnu99Conform to the ISO 1990 C standard as amended in 1994Deprecated in favor of -std=iso9899:1999Accept extensions to support legacy codeEnable traditional preprocessing-trigraphs Support ISO C trigraphsDo not predefine system-specific and GCC-specific macrosDisplay the compiler's versionKnown AArch64 ABIs (for use with the -mabi= option):The code model option names for -mcmodel:unknown excess precision style %qsunknown floating point contraction style %qsunrecognized function reorder value %qsunrecognized visibility value %qsunknown vectorizer cost model %qsunknown vtable verify initialization priority %qs/usr/local/google/buildbot/src/android/gcc/toolchain/build/../gcc/gcc-4.9/gcc/vec.c/usr/local/google/buildbot/src/android/gcc/toolchain/build/../gcc/gcc-4.9/gcc/hooks.c%s: all warnings being treated as errors%s: some warnings being treated as errorsIn file included from %r%s:%d:%d%RIn file included from %r%s:%d%R,
/prebuilts/gcc/linux-x86/arm/arm-linux-androideabi-4.9/bin/
H A Darm-linux-androideabi-gcc-4.9.x3921 optimizersinvalid --param value %qs-Werror=%s: no option -%snogenericspecificshiftinteger-divide-by-zerounreachablevla-boundreturnnullsigned-integer-overflowboolenumtargetwarningsundocumentedparamsjoinedseparatecommonstabscoffdwarf-2xcoffvmsmissing argument to %qs-Wno--W-fno--f-mno--m--debug=-g--machine---machine-no---machine=--machine=no---machine--optimize=-O--std=-std=--std--warn---warn-no-----no-options.cpreinitstdcheapdynamicunlimitedgnu2global-dynamicinitial-execlocal-dynamiclocal-execdefaulthiddeninternalprotectedallnamed_varsarm1020earm1020tarm1022earm1026ej-sarm10earm10tdmiarm1136j-sarm1136jf-sarm1156t2-sarm1156t2f-sarm1176jz-sarm1176jzf-sarm2arm250arm3arm6arm60arm600arm610arm620arm7arm70arm700arm700iarm710arm7100arm710carm710tarm720arm720tarm740tarm7500arm7500fearm7darm7diarm7dmarm7dmiarm7marm7tdmiarm7tdmi-sarm8arm810arm9arm920arm920tarm922tarm926ej-sarm940tarm946e-sarm966e-sarm968e-sarm9earm9tdmicortex-a12cortex-a15cortex-a15.cortex-a7cortex-a5cortex-a53cortex-a57cortex-a57.cortex-a53cortex-a7cortex-a8cortex-a9cortex-m0cortex-m0pluscortex-m1cortex-m3cortex-m4cortex-r4cortex-r4fcortex-r5cortex-r7ep9312fa526fa606tefa626fa626tefa726tefmp626generic-armv7-aiwmmxtiwmmxt2marvell-pj4mpcorempcorenovfpnativestrongarmstrongarm110strongarm1100strongarm1110xscalemixedoneCBprioritycallgraphfastoffonhardsoftfpstandardevery-lineoncealwaysautonevercp15crypto-neon-fp-armv8fp-armv8fpv4-sp-d16neonneon-fp-armv8neon-fp16neon-vfpv4vfp3vfpv3vfpv3-d16vfpv3-d16-fp16vfpv3-fp16vfpv3xdvfpv3xd-fp16vfpv4vfpv4-d16alternativeieeearmv2armv2aarmv3armv3marmv4armv4tarmv5armv5earmv5tarmv6armv6-marmv6jarmv6karmv6s-marmv6t2armv6zarmv6zkarmv7armv7-aarmv7-marmv7-rarmv7e-marmv7vearmv8-aarmv8-a+crcaapcsaapcs-linuxapcs-gnuatpcs-###--CLASSPATH--all-warnings--ansi--assemble--assertassertion missing after %qs--assert=--bootclasspath--canonical-prefixes--classpath--comments--comments-in-macros--compile--coverage--debug--define-macromacro name missing after %qs--define-macro=--dependencies--dump--dump=--dumpbase--dumpdir--encoding--entry--entry=--extdirs--extra-warnings--for-assembler--for-assembler=--for-linker--for-linker=--force-link--force-link=Display this information--help=--imacrosmissing filename after %qs--imacros=--include--include-barrier--include-directorymissing path after %qs--include-directory-after--include-directory-after=--include-directory=--include-prefix--include-prefix=--include-with-prefix--include-with-prefix-after--include-with-prefix-after=--include-with-prefix-before--include-with-prefix-before=--include-with-prefix=--include=--language--language=--library-directory--library-directory=--no-canonical-prefixes--no-integrated-cpp--no-line-commands--no-pie--no-standard-includes--no-standard-libraries--no-sysroot-suffix--no-warnings--optimize--output--output-class-directory--output-class-directory=--output-pch=--output=--param--param=--pass-exit-codes--pedantic--pedantic-errors--pie--pipe--prefix--prefix=--preprocess--print-file-name--print-file-name=--print-libgcc-file-name--print-multi-directory--print-multi-lib--print-multi-os-directory--print-multiarch--print-prog-name--print-prog-name=--print-search-dirs--print-sysroot--profile--resource--resource=--save-temps--shared--specs--specs=--static--symbolic--sysroot--sysroot=Alias for --help=target--time--trace-includes--traditional--traditional-cpp--trigraphs--undefine-macro--undefine-macro=--user-dependencies--verbose--write-dependencies--write-user-dependencies-A-B-CDo not discard comments-CC-CLASSPATH-D-E-H-I-J-MGenerate make dependencies-MD-MD_-MF-MG-MM-MMD-MMD_-MP-MQ-MT-N-Ofast-Og-Os-P-Q-Qn-Qy-R-S-T-Tbss-Tbss=-Tdata-Tdata=-Ttext-Ttext=-U-U<macro> Undefine <macro>-Wa,-Wabi-Wabi-tag-Waddress-Waggregate-return-Waliasing-Walign-commons-WallEnable most warning messages-Wall-deprecation-Wall-javadoc-Wampersand-Warray-bounds-Warray-temporaries-Wassert-identifier-Wassign-intercept-Wattributes-Wbad-function-cast-Wboxing-Wbuiltin-macro-redefined-Wc++-compat-Wc++0x-compat-Wc++11-compat-Wc-binding-type-Wcast-align-Wcast-qual-Wchar-concat-Wchar-subscripts-Wcharacter-truncation-Wclobbered-Wcomment-WcommentsSynonym for -Wcomment-Wcompare-reals-Wcondition-assign-Wconditionally-supported-Wconstructor-name-Wconversion-Wconversion-extra-Wconversion-null-Wcoverage-mismatch-Wcpp-Wctor-dtor-privacy-Wdate-time-Wdeclaration-after-statement-Wdelete-incomplete-Wdelete-non-virtual-dtor-Wdep-ann-Wdeprecated-Wdeprecated-declarations-Wdisabled-optimization-Wdiscouraged-Wdiv-by-zero-Wdouble-promotion-Weffc++-Wempty-block-Wempty-body-Wendif-labels-Wenum-compare-Wenum-identifier-Wenum-switch-WerrorTreat all warnings as 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about misuses of 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all -Wunused- warnings-Wunused-argument-Wunused-but-set-parameter-Wunused-but-set-variable-Wunused-dummy-argument-Wunused-function-Wunused-import-Wunused-labelWarn when a label is unused-Wunused-local-Wunused-local-typedefs-Wunused-macros-Wunused-parameter-Wunused-private-Wunused-result-Wunused-thrown-Wunused-value-Wunused-variable-Wuseless-castWarn about useless casts-Wuseless-type-check-Wvarargs-Wvarargs-cast-Wvariadic-macros-Wvirtual-move-assign-Wvla-Wvolatile-register-var-Wwarning-token-Wwrite-strings-WzerotripWarn about zero-trip DO loops-Xassembler-Xclang-only=-Xlinker-Xpreprocessor-Z-ansi-aux-info-aux-info=-auxbase-auxbase-strip-bootclasspath-c-canonical-prefixes-classpath-coverage-cppEnable preprocessing-cpp=-d-dumpbase-dumpdir-dumpmachine-dumpspecs-dumpversion-e-encoding-export-dynamic-extdirs-fCLASSPATH=-fPIC-fPIE-fRTS=Select the runtime-fabi-version=-faccess-control-fada-spec-parent=-falign-commons-falign-functionsAlign the start of functions-falign-functions=-falign-jumps-falign-jumps=-falign-labelsAlign all labels-falign-labels=-falign-loopsAlign the start of loops-falign-loops=-fall-intrinsics-fall-virtual-fallow-leading-underscore-falt-external-templatesNo longer supported-fargument-alias-fargument-noalias-fargument-noalias-anything-fargument-noalias-global-fasmRecognize the "asm" keyword-fassert-fassociative-math-fassume-compiled-fassume-compiled=-fasynchronous-unwind-tables-fauto-inc-dec-fauto-profile-fauto-profile-accurate-fauto-profile=-fautomatic-faux-classpath-fbackslash-fbacktrace-fblas-matmul-limit=-fbootclasspath=-fbootstrap-classes-fbounds-check-fbranch-count-reg-fbranch-probabilities-fbranch-target-load-optimize-fbtr-bb-exclusive-fbuilding-libgcc-fbuiltinRecognize built-in functions-fbuiltin--fcall-saved--fcall-used--fcaller-saves-fcanonical-system-headers-fcheck-array-temporaries-fcheck-branch-annotation-fcheck-data-deps-fcheck-new-fcheck-references-fcheck=-fcilkplusEnable Cilk Plus-fclasspath=-fcoarray=-fcombine-stack-adjustments-fcommon-fcompare-debug-fcompare-debug-second-fcompare-elim-fcompile-resource=-fcond-mismatch-fconserve-space-fconserve-stack-fconstant-string-class=-fconstexpr-depth=-fconvert=big-endian-fconvert=little-endian-fconvert=native-fconvert=swap-fcprop-registers-fcray-pointer-fcrossjumping-fcse-follow-jumps-fcse-skip-blocks-fcx-fortran-rules-fcx-limited-range-fd-lines-as-code-fd-lines-as-comments-fdata-sections-fdbg-cnt-list-fdbg-cnt=-fdce-fdebug-cpp-fdebug-prefix-map=-fdebug-types-section-fdeclone-ctor-dtor-fdeduce-init-list-fdefault-double-8-fdefault-inline-fdefault-integer-8-fdefault-noexcept-fdefault-real-8-fdefer-pop-fdelayed-branch-fdelete-dead-exceptions-fdelete-null-pointer-checks-fdevirtualize-fdevirtualize-speculatively-fdiagnostics-color-fdiagnostics-color=-fdiagnostics-show-caret-fdiagnostics-show-location=-fdiagnostics-show-option-fdirectives-onlyPreprocess directives only.-fdisable--fdisable-assertions-fdisable-assertions=-fdollar-ok-fdollars-in-identifiers-fdse-fdump--fdump-ada-spec-fdump-ada-spec-slim-fdump-core-fdump-final-insns-fdump-fortran-optimized-fdump-fortran-original-fdump-go-spec=-fdump-noaddr-fdump-parse-tree-fdump-passesDump optimization passes-fdump-unnumbered-fdump-unnumbered-links-fdwarf2-cfi-asm-fearly-inliningPerform early inlining-felide-constructors-feliminate-dwarf2-dups-femit-class-debug-always-femit-class-fileOutput a class file-femit-class-filesAlias for -femit-class-file-femit-function-names-femit-struct-debug-baseonly-femit-struct-debug-detailed=-femit-struct-debug-reduced-fenable--fenable-assertions-fenable-assertions=-fencoding=-fenforce-eh-specs-fenum-int-equiv-fexceptionsEnable exception handling-fexcess-precision=-fexec-charset=-fexpensive-optimizations-fext-numeric-literals-fextdirs=-fextended-identifiers-fextern-tls-init-fexternal-blas-fexternal-templates-ff2cUse f2c calling convention-ffast-math-ffat-lto-objects-ffilelist-file-ffinite-math-only-ffixed--ffixed-form-ffixed-line-length--ffixed-line-length-none-ffloat-store-ffor-scope-fforce-addr-fforce-classes-archive-check-fforward-propagate-ffp-contract=-ffpe-summary=-ffpe-trap=-ffree-form-ffree-line-length--ffree-line-length-none-ffreestanding-ffriend-injection-ffrontend-optimizeEnable front end optimization-ffunction-attribute-list=-ffunction-cse-ffunction-sections-fgcse-fgcse-after-reload-fgcse-las-fgcse-lm-fgcse-sm-fgnu-keywords-fgnu-runtime-fgnu-tm-fgnu-unique-fgnu89-inline-fgo-check-divide-overflow-fgo-check-divide-zero-fgo-dump--fgo-optimize--fgo-pkgpath=-fgo-prefix=-fgo-relative-import-path=-fgraphite-fgraphite-identity-fguess-branch-probability-fguiding-decls-fhandle-exceptions-fhash-synchronization-fhelp-fhelp=-fhoist-adjacent-loads-fhonor-std-fhosted-fhuge-objects-fidentProcess #ident directives-fif-conversion-fif-conversion2-fimplement-inlines-fimplicit-inline-templates-fimplicit-none-fimplicit-templates-findirect-classes-findirect-dispatch-findirect-inliningPerform indirect 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parallel-floop-strip-mine-flto-flto-compression-level=-flto-partition=1to1-flto-partition=balanced-flto-partition=max-flto-partition=none-flto-report-flto-report-wpa-flto=-fltrans-fltrans-output-list=-fmain=-fmath-errno-fmax-array-constructor=-fmax-errors=-fmax-identifier-length=-fmax-stack-var-size=-fmax-subrecord-length=-fmem-report-fmem-report-wpa-fmerge-all-constants-fmerge-constants-fmerge-debug-strings-fmessage-length=-fmodule-private-fmodulo-sched-fmodulo-sched-allow-regmoves-fmove-loop-invariants-fms-extensions-fmudflap-fmudflapir-fmudflapth-fname-mangling-version--fnew-abi-fnext-runtime-fnil-receivers-fno-vect-cost-model-fnon-call-exceptions-fnonansi-builtins-fnonnull-objects-fnothrow-opt-fobjc-abi-version=-fobjc-call-cxx-cdtors-fobjc-direct-dispatch-fobjc-exceptions-fobjc-gc-fobjc-nilcheck-fobjc-sjlj-exceptions-fobjc-std=objc1-fomit-frame-pointer-fopenmp-fopenmp-simd-foperator-names-fopt-info-fopt-info--foptimize-register-move-foptimize-sibling-calls-foptimize-strlen-foptional-diags-foutput-class-dir=-fpack-derived-fpack-struct-fpack-struct=-fpartial-inliningPerform partial inlining-fpcc-struct-return-fpch-deps-fpch-preprocess-fpeel-codesize-limit-fpeel-loopsPerform loop peeling-fpeephole-fpeephole2-fpermissive-fpic-fpie-fplan9-extensions-fplt-fplugin-arg--fplugin=Specify a plugin to load-fpost-ipa-mem-report-fpre-ipa-mem-report-fpredictive-commoning-fprefetch-loop-arrays-fpreprocessed-fpretty-templates-fprofile-fprofile-arcs-fprofile-correction-fprofile-dir=-fprofile-dump-fprofile-generate-fprofile-generate-atomic=-fprofile-generate-buildinfo=-fprofile-generate-sampling-fprofile-generate=-fprofile-reorder-functions-fprofile-report-fprofile-strip=-fprofile-use-fprofile-use=-fprofile-values-fprotect-parens-frandom-seed-frandom-seed=-frange-check-freal-4-real-10-freal-4-real-16-freal-4-real-8-freal-8-real-10-freal-8-real-16-freal-8-real-4-frealloc-lhs-freciprocal-math-frecord-gcc-switches-frecord-marker=4-frecord-marker=8-frecursive-freduced-reflection-free-freg-struct-return-fregmove-frename-registers-freorder-blocks-freorder-functions-freorder-functions=-frepack-arrays-freplace-objc-classes-frepo-frequire-return-statement-frerun-cse-after-loop-frerun-loop-opt-fresolution=The resolution file-fripa-fripa-allow-debug-fripa-disallow-asm-modules-fripa-disallow-opt-mismatch-fripa-inc-path-sub=-frounding-math-frtti-fsanitize-coverage=trace-pc-fsanitize=Select what to sanitize-fsaw-java-file-fsched-dep-count-heuristic-fsched-group-heuristic-fsched-interblock-fsched-last-insn-heuristic-fsched-pressure-fsched-rank-heuristic-fsched-spec-fsched-spec-insn-heuristic-fsched-spec-load-fsched-spec-load-dangerous-fsched-stalled-insns-fsched-stalled-insns-dep-fsched-stalled-insns-dep=-fsched-stalled-insns=-fsched-verbose=-fsched2-use-superblocks-fsched2-use-traces-fschedule-insns-fschedule-insns2-fsecond-underscore-fsection-anchors-fsee-fsel-sched-pipelining-fselective-scheduling-fselective-scheduling2-fshort-double-fshort-enums-fshort-wchar-fshow-column-fshrink-wrap-fshrink-wrap-frame-pointer-fsign-zero-fsignaling-nans-fsigned-bitfields-fsigned-charMake "char" signed by default-fsigned-zeros-fsimd-cost-model=-fsingle-precision-constant-fsized-delete-fsource-filename=-fsource=-fsplit-ivs-in-unroller-fsplit-stack-fsplit-wide-types-fsquangle-fstack-arrays-fstack-check-fstack-check=-fstack-limit-fstack-limit-register=-fstack-limit-symbol=-fstack-protector-fstack-protector-all-fstack-protector-strong-fstack-reuse=-fstack-usage-fstats-fstore-check-fstrength-reduce-fstrict-aliasing-fstrict-enum-precision-fstrict-enums-fstrict-overflow-fstrict-prototype-fstrict-volatile-bitfields-fsync-libcalls-fsyntax-only-ftabstop=-ftarget-help-ftarget=Set the target VM version-ftemplate-backtrace-limit=-ftemplate-depth--ftemplate-depth=-ftest-coverage-fthis-is-variable-fthread-jumps-fthreadsafe-statics-ftime-report-ftls-model=-ftoplevel-reorder-ftracer-ftrack-macro-expansion-ftrack-macro-expansion=-ftrapping-math-ftrapv-ftree-bit-ccp-ftree-builtin-call-dce-ftree-ccp-ftree-ch-ftree-coalesce-inlined-vars-ftree-coalesce-vars-ftree-copy-prop-ftree-copyrename-ftree-cselim-ftree-dce-ftree-dominator-opts-ftree-dseEnable dead store elimination-ftree-forwprop-ftree-fre-ftree-loop-distribution-ftree-loop-if-convert-ftree-loop-if-convert-stores-ftree-loop-im-ftree-loop-ivcanon-ftree-loop-linear-ftree-loop-optimize-ftree-loop-vectorize-ftree-lrs-ftree-parallelize-loops=-ftree-partial-pre-ftree-phiprop-ftree-pre-ftree-pta-ftree-reassoc-ftree-salias-ftree-scev-cprop-ftree-sink-ftree-slp-vectorize-ftree-slsr-ftree-sra-ftree-store-ccp-ftree-store-copy-prop-ftree-switch-conversion-ftree-tail-mergeEnable tail merging on trees-ftree-ter-ftree-vect-loop-version-ftree-vectorizeEnable vectorization on trees-ftree-vectorizer-verbose=-ftree-vrp-ftwo-level-all-subprogs-ftwo-level-line-tables-funderscoring-funit-at-a-time-funroll-all-loops-funroll-codesize-limit-funroll-loops-funsafe-loop-optimizations-funsafe-math-optimizations-funsigned-bitfields-funsigned-char-funswitch-loopsPerform loop unswitching-funwind-tables-fuse-atomic-builtins-fuse-boehm-gc-fuse-cxa-atexit-fuse-cxa-get-exception-ptr-fuse-divide-subroutine-fuse-ld=bfd-fuse-ld=gold-fuse-ld=mcld-fuse-linker-plugin-fvar-trackingPerform variable tracking-fvar-tracking-assignments-fvar-tracking-uninit-fvect-cost-model-fvect-cost-model=-fverbose-asm-fversion-fvisibility-inlines-hidden-fvisibility-ms-compat-fvisibility=-fvpt-fvtable-gc-fvtable-thunks-fvtable-verify=-fvtv-counts-fvtv-debug-fweak-fweb-fwhole-file-fwhole-program-fwide-exec-charset=-fworking-directory-fwpa-fwpa=-fwrapv-fxref-fzee-fzero-initialized-in-bss-fzero-link-gantCatch typos-gcoff-gdwarf-gdwarf--gen-decls-gfission-ggdb-ggnu-pubnames-gline-tables-only-gmlt-gnat-gnatO-gno-fission-gno-pubnames-gno-record-gcc-switches-gno-split-dwarf-gno-strict-dwarf-gpubnames-grecord-gcc-switches-gsplit-dwarf-gstabs-gstabs+-gstrict-dwarf-gvms-gxcoff-gxcoff+-h-idirafter-imacros-include-iquote-iwithprefix-iwithprefixbefore-k8Synonym of -gnatk8-lang-asm-mabi=Specify an ABI-mabort-on-noreturn-mandroid-mapcs-mapcs-float-mapcs-frame-mapcs-reentrantGenerate re-entrant, PIC code-mapcs-stack-check-march=-marm-mbig-endian-mbionicUse Bionic C library-mcallee-super-interworking-mcaller-super-interworking-mcpu=-mfix-cortex-m3-ldrd-mfloat-abi=-mfp16-format=-mfpu=-mglibcUse GNU C library-mhard-float-minline-thumb1-jumptableInline Thumb1 Jump table code-mlittle-endian-mlong-calls-mlra-mneon-for-64bits-mnew-generic-costs-mold-rtx-costs-mpic-data-is-text-relative-mpic-register=-mpoke-function-name-mrestrict-it-msched-prolog-msingle-pic-base-mslow-flash-data-msoft-float-mstructure-size-boundary=-mthumbGenerate code for Thumb state-mthumb-interwork-mtls-dialect=-mtp=-mtpcs-frame-mtpcs-leaf-frame-mtune=-muclibcUse uClibc C library-munaligned-access-mvectorize-with-neon-double-mvectorize-with-neon-quad-mword-relocations-mwords-little-endian-n-no-canonical-prefixes-no-integrated-cpp-no-pie-nocppDisable preprocessing-nodefaultlibs-nostartfiles-nostdinc-nostdinc++-nostdlib-pEnable function profiling-pass-exit-codes-pedantic-pedantic-errors-pg-pie-pipe-posix-print-file-name=-print-libgcc-file-name-print-multi-directory-print-multi-lib-print-multi-os-directory-print-multiarch-print-objc-runtime-info-print-prog-name=-print-search-dirs-print-sysroot-print-sysroot-headers-suffix-profile-pthread-quiet-r-rdynamic-remap-s-s-bc-abi-save-temps-save-temps=-sharedCreate a shared library-shared-libgcc-specs-specs=-static-static-libasan-static-libgcc-static-libgcj-static-libgfortran-static-libgo-static-liblsan-static-libstdc++-static-libtsan-static-libubsan-std=c++03-std=c++0x-std=c++11-std=c++14-std=c++1y-std=c++98-std=c11-std=c1x-std=c89-std=c90-std=c99-std=c9x-std=f2003-std=f2008-std=f2008ts-std=f95-std=gnu-std=gnu++03-std=gnu++0x-std=gnu++11-std=gnu++14-std=gnu++1y-std=gnu++98-std=gnu11-std=gnu1x-std=gnu89-std=gnu90-std=gnu99-std=gnu9x-std=iso9899:1990-std=iso9899:199409-std=iso9899:1999-std=iso9899:199x-std=iso9899:2011-std=legacy-symbolic-t-time-time=-tno-android-cc-tno-android-ld-traditional-traditional-cpp-trigraphs-u-undef-vEnable verbose output-version-wSuppress warnings-wrapper-x-zAdaAdaSCILAdaWhyCC++FortranGoJavaLTOObjCObjC++Valid arguments to -mtp=:unknown IRA algorithm %qsunknown IRA region %qsunknown Stack Reuse Level %qsunknown TLS model %qsTLS dialect to use:: %s%s%s
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4036 All options with the desired characteristics have already been displayedThe following options are not documenteddebug format "%s" conflicts with prior selectionunrecognised debug output level "%s"debug output level %s is too highargument %qs to %<-femit-struct-debug-detailed%> unknown%<-femit-struct-debug-detailed=dir:...%> must allow at least as much as %<-femit-struct-debug-detailed=ind:...%>argument %qs to %<-femit-struct-debug-detailed%> not recognizedargument to %<-O%> should be a non-negative integer, %<g%>, %<s%> or %<fast%>section anchors must be disabled when unit-at-a-time is disabledtoplevel reorder must be disabled when unit-at-a-time is disabledtransactional memory is not supported with non-call exceptionssection anchors must be disabled when toplevel reorder is disabled-freorder-blocks-and-partition does not work with exceptions on this architecture-freorder-blocks-and-partition does not support unwind info on this architecture-freorder-blocks-and-partition does not work on this architecture-fno-fat-lto-objects are supported only with linker pluginonly one -flto-partition value can be specified%<-fsplit-stack%> is not supported by this compiler configurationDebug generation via -g option disabled under -fripa -fprofile-generate (use -fripa-allow-debug to override)-fsanitize=address is incompatible with -fsanitize=kernel-address-fsanitize=address and -fsanitize=kernel-address are incompatible with -fsanitize=thread%s: --param arguments should be of the form NAME=VALUE--help argument %q.*s is ambiguous, please be more specificunrecognized argument to --help= option: %q.*sgetting core file size maximum limit: %msetting core file size limit to maximum: %munrecognized gcc debugging option: %cstructure alignment must be a small power of two, not %dunknown stack check parameter "%s"%<-gdwarf%s%> is ambiguous; use %<-gdwarf-%s%> for DWARF version or %<-gdwarf -g%s%> for debug leveldwarf version %d is not supportedunrecognized argument to -fsanitize= option: %q.*s/usr/local/google/buildbot/src/android/gcc/toolchain/build/../gcc/gcc-4.9/gcc/opts-common.ccommand line option %qs is not supported by this configurationargument to %qs should be a non-negative integerunrecognized argument in option %qsvalid arguments to %qs are: %s--help=<class> Display descriptions of a specific class of options. <class> is one or more of optimizers, target, warnings, undocumented, params--param <param>=<value> Set parameter <param> to value. 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method, or field is usedWarn about uses of __attribute__((deprecated)) declarationsWarn when an optimization pass is disabledWarn about compile-time integer division by zeroWarn about implicit conversions from "float" to "double"Warn about violations of Effective C++ style rulesWarn about an empty body in an if or else statementWarn about stray tokens after #elif and #endifWarn about comparison of different enum types-Werror-implicit-function-declarationThis switch is deprecated; use -Werror=implicit-function-declaration insteadTreat specified warning as errorPrint extra (possibly unwanted) warningsWarn if deprecated empty statements are foundExit on the first error occurredWarn for implicit type conversions that cause loss of floating point precisionWarn if testing floating point numbers for equalityDisable promoting warnings to errorsWarn about printf/scanf/strftime/strfmon format string anomaliesWarn about format strings that contain NUL bytesWarn if passing too many arguments to a function for its format stringWarn about format strings that are not literalsWarn about possible security problems with format functionsWarn about strftime formats yielding 2-digit yearsWarn about zero-length formats-Wframe-larger-than=<number> Warn if a function's stack frame requires more than <number> bytesWarn when attempting to free a non-heap objectWarn about function call eliminationWarn whenever type qualifiers are ignored.Warn about implicit declarations-Wimplicit-function-declarationWarn about implicit function declarationsWarn when a declaration does not specify a typeWarn about calls with implicit interfaceWarn about called procedures not explicitly declaredWarn about C++11 inheriting constructors when the base has a variadic constructorWarn about variables which are initialized to themselvesWarn when an inlined function cannot be inlinedWarn when there is a cast to a pointer from an integer of a different sizeWarn if a user-procedure has the same name as an intrinsicWarn on intrinsics not part of the selected standardWarn when an atomic memory model parameter is known to be outside the valid range.Warn about invalid uses of the "offsetof" macroWarn about PCH files that are found but not usedWarn when a jump misses a variable initialization-Wlarger-than=<number> Warn if an object is larger than <number> bytesWarn about truncated source linesWarn when a string or character literal is followed by a ud-suffix which does not begin with an underscore.Warn when a logical operator is suspiciously always evaluating to true or falseDo not warn about using "long long" when -pedanticWarn about suspicious declarations of "main"Warn about maybe uninitialized automatic variablesWarn about possibly missing braces around initializersWarn about global functions without previous declarationsWarn about missing fields in struct initializersWarn about user-specified include directories that do not existWarn about function parameters declared without a type specifier in 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overloaded virtual function namesWarn about overriding initializers without side effectsWarn when the packed attribute has no effect on struct layoutWarn about packed bit-fields whose offset changed in GCC 4.4Warn when padding is required to align structure membersWarn about possibly missing parenthesesIssue warnings needed for strict compliance to the standardWarn when converting the type of pointers to member functionsWarn about function pointer arithmeticWarn when a pointer differs in signedness in an assignmentWarn when a pointer is cast to an integer of a different sizeWarn for -I and -L options using system directories if cross compilingWarn if a property for an Objective-C object has no assign semantics specifiedWarn if inherited methods are unimplementedWarn about real-literal-constants with 'q' exponent-letterWarn when a left-hand-side array variable is reallocatedWarn when a left-hand-side variable is reallocatedWarn about multiple declarations of the same objectWarn if modifiers are specified when not necessaryWarn when the compiler reorders codeWarn about returning a pointer/reference to a local or temporary variable.Warn whenever a function's return type defaults to "int" (C), or about inconsistent return types (C++)Warn if primary and auxiliary modules have mismatched command line optionsWarn if a selector has multiple methodsWarn when a variable is assigned to itselfWarn when a variable of a non-POD type is assigned to itselfWarn about possible violations of sequence point rulesWarn when one local variable shadows anotherWarn when one local variable shadows another local variable or parameter of compatible typeWarn when one local variable shadows another local variable or parameterWarn about signed-unsigned comparisonsWarn for implicit type conversions between signed and unsigned integersWarn when overload promotes from unsigned to signedWarn when not issuing stack smashing protection for some reasonWarn if stack usage might be larger than 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This switch has no effectDo not suppress warnings from system headersPermit nonconforming uses of the tab characterWarn if the pointer in a pointer assignment might outlive its target-Wthread-mismatched-lock-acq-relWarn about mismatched lock acquisition and release-Wthread-mismatched-lock-orderWarn about lock acquisition order inconsistent with what specified in the attributesWarn about a lock being acquired recursivelyWarn about potential thread safety issues when the code is annotated with thread safety attributesDoes nothing. For compatibility with clang thread safety analysis.Warn about function calls not properly protected by locks specified in the attributesWarn about shared variables not properly protected by locks specified in the attributes-Wthread-unsupported-lock-nameWarn about uses of unsupported lock names in attributesWarn about features not present in traditional CWarn of prototypes causing type conversions different from what would happen in the absence of prototypeWarn whenever a trampoline is generatedWarn if trigraphs are encountered that might affect the meaning of the programWarn if a comparison is always true or always false due to the limited range of the data typeWarn about @selector()s without previously declared methodsWarn if an undefined macro is used in an #if directiveWarn about underflow of numerical constant expressionsWarn about uninitialized automatic variablesWarn about unrecognized pragmasDoes nothing. Preserved for backward compatibility.Warn if the loop cannot be optimized due to nontrivial assumptions.Warn about unsuffixed float constantsWarn when a function parameter is only set, otherwise unusedWarn when a variable is only set, otherwise unusedWarn about unused dummy arguments.Warn when a function is unusedWarn when typedefs locally defined in a function are not usedWarn about macros defined in the main file that are not usedWarn when a function parameter is unusedWarn if a caller of a function, marked with attribute warn_unused_result, does not use its return valueWarn when an expression value is unusedWarn when a variable is unusedWarn about questionable usage of the macros used to retrieve variable argumentsWarn about using variadic macros-Wvector-operation-performanceWarn when a vector operation is compiled outside the SIMDWarn if a virtual base has a non-trivial move assignment operatorWarn if a variable length array is usedWarn when a register variable is declared volatileIn C++, nonzero means warn about deprecated conversion from string literals to 'char *'. In C, similar warning, except that the conversion is of course not deprecated by the ISO C standard.-Wzero-as-null-pointer-constantWarn when a literal '0' is used as null pointerA synonym for -std=c89 (for C) or -std=c++98 (for C++)-aux-info <file> Emit declaration information into <file>-d<letters> Enable dumps from specific passes of the compiler-dumpbase <file> Set the file basename to be used for dumps-dumpdir <dir> Set the directory name to be used for dumps--CLASSPATH Deprecated; use --classpath insteadGenerate position-independent code if possible (large mode)Generate position-independent code for executables if possible (large mode)Enforce class member access control semantics-fada-spec-parent=unit Dump Ada specs as child units of given parent-faggressive-function-eliminationEliminate multiple function invokations also for impure functions-faggressive-loop-optimizationsAggressively optimize loops using language constraintsEnable alignment of COMMON blocksAlign labels which are only reached by jumpingAll intrinsics procedures are available regardless of selected standard-fallow-parameterless-variadic-functionsAllow variadic functions without named parameterPermit the use of the assert keywordAllow optimization for floating-point arithmetic which may change the result of the operation due to rounding.Generate unwind tables that are exact at each instruction boundaryGenerate auto-inc/dec instructionsUse sample profile information for call graph node weights. The default profile file is fbdata.afdo in 'pwd'.Whether to assume the sample profile is accurate.-fauto-profile-record-coverage-in-elfWhether to record annotation coverage info in elf.Use sample profile information for call graph node weights. The profile file is specified in the argument.Do not treat local variables and COMMON blocks as if they were named in SAVE statementsSpecify that backslash in string introduces an escape characterProduce a backtrace when a runtime error is encountered-fblas-matmul-limit=<n> Size of the smallest matrix for which matmul will use BLAS--bootclasspath=<path> Replace system pathGenerated should be loaded by bootstrap loaderGenerate code to check bounds before indexing arraysReplace add, compare, branch with branch on count registerUse profiling information for branch probabilitiesPerform branch target load optimization before prologue / epilogue threading-fbranch-target-load-optimize2Perform branch target load optimization after prologue / epilogue threadingRestrict target load migration not to re-use registers in any basic block-fcall-saved-<register> Mark <register> as being preserved across functions-fcall-used-<register> Mark <register> as being corrupted by function callsSave registers around function callsWhere shorter, use canonicalized paths to systems headers.Produce a warning at runtime if a array temporary has been created for a procedure argumentCompare branch prediction result and autofdo profile information, store the result in a section in the generated elf file.-fcheck-branch-annotation-threshold=The number of executions a basic block needs to reach before GCC dumps its branch prediction information with -fcheck-branch-annotation.Compare the results of several data dependence analyzers.Check the return value of new in C++Generate checks for references to NULL-fcheck=[...] Specify which runtime checks are to be performed--classpath=<path> Set class path-fcoarray=[...] Specify which coarray parallelization should be usedLooks for opportunities to reduce stack adjustments and stack references.Do not put uninitialized globals in the common sectionRun only the second compilation of -fcompare-debug-fcompare-debug[=<opts>] Compile with and without e.g. -gtoggle, and compare the final-insns dumpPerform comparison elimination after register allocation has finishedAllow the arguments of the '?' operator to have different typesDoes nothing. Preserved for backward compatibility.Do not perform optimizations increasing noticeably stack usage-fconst-string-class=<name> Use class <name> for constant stringsno class name specified with %qs-fconstexpr-depth=<number> Specify maximum constexpr recursion depthUse big-endian format for unformatted filesUse little-endian format for unformatted filesUse native format for unformatted filesSwap endianness for unformatted filesPerform a register copy-propagation optimization passUse the Cray Pointer extensionPerform cross-jumping optimizationWhen running CSE, follow jumps to their targetsComplex multiplication and division follow Fortran rulesOmit range reduction step when performing complex divisionIgnore 'D' in column one in fixed formTreat lines with 'D' in column one as commentsPlace data items into their own sectionList all available debugging counters with their limits and counts.-fdbg-cnt=<counter>:<limit>[,<counter>:<limit>,...] Set the debug counter limit. Use the RTL dead code elimination passEmit debug annotations during preprocessingMap one directory name to another in debug informationOutput .debug_types section when using DWARF v4 debuginfo.Factor complex constructors and destructors to favor space over speed-fdeduce-init-list enable deduction of std::initializer_list for a template type parameter from a brace-enclosed initializer-listSet the default double precision kind to an 8 byte wide typeSet the default integer kind to an 8 byte wide typeMake functions no-throw/noexcept by defaultSet the default real kind to an 8 byte wide typeDefer popping functions args from stack until laterAttempt to fill delay slots of branch instructionsDelete dead instructions that may throw exceptionsDelete useless null pointer checksTry to convert virtual calls to direct ones.Perform speculative devirtualization-fdiagnostics-color=[never|always|auto] Colorize diagnosticsShow the source line with a caret indicating the column-fdiagnostics-show-location=[once|every-line] How often to emit source location at the beginning of line-wrapped diagnosticsAmend appropriate diagnostic messages with the command line option that controls them-fdisable-[tree|rtl|ipa]-<pass>=range1+range2 disables an optimization passAllow dollar signs in entity namesPermit '$' as an identifier characterUse the RTL dead store elimination pass-fdump-<type> Dump various compiler internals to a fileWrite all declarations as Ada code transitivelyWrite all declarations as Ada code for the given file only-fdump-final-insns=filename Dump to filename the insns at the end of translationDisplay the code tree after front end optimizationDisplay the code tree after parsing-fdump-go-spec=filename Write all declarations to file as Go codeSuppress output of addresses in debugging dumpsDisplay the code tree after parsing; deprecated optionSuppress output of instruction numbers, line number notes and addresses in debugging dumpsSuppress output of previous and next insn numbers in debugging dumpsEnable CFI tables via GAS assembler directives.Perform DWARF2 duplicate elimination-feliminate-unused-debug-symbolsPerform unused type elimination in debug info-feliminate-unused-debug-typesDo not suppress C++ class debug information.Print to stderr the mapping from module name and function id to assembler function name when -ftest-coverage, -fprofile-generate or -fprofile-use are active, for use in correlating function ids in gcda files with the function name.-femit-struct-debug-baseonly Aggressive reduced debug info for structs-femit-struct-debug-detailed=<spec-list> Detailed reduced debug info for structs-femit-struct-debug-reduced Conservative reduced debug info for structs-fenable-[tree|rtl|ipa]-<pass>=range1+range2 enables an optimization pass--encoding=<encoding> Choose input encoding (defaults from your locale)Generate code to check exception specifications-fexcess-precision=[fast|standard] Specify handling of excess floating-point precision-fexec-charset=<cset> Convert all strings and character constants to character set <cset>Perform a number of minor, expensive optimizationsInterpret imaginary, fixed-point, or other gnu number suffix as the corresponding number literal rather than a user-defined number literal.--extdirs=<path> Set the extension directory pathPermit universal character names (\u and \U) in identifiersSupport dynamic initialization of thread-local variables in a different translation unitSpecify that an external BLAS library should be used for matmul calls on large-size arraysOutput lto objects containing both the intermediate language and binary output.Input file is a file with a list of filenames to compileAssume no NaNs or infinities are generated-ffixed-<register> Mark <register> as being unavailable to the compilerAssume that the source file is fixed form-ffixed-line-length-<n> Use n as character line width in fixed modeAllow arbitrary character line width in fixed modeDon't allocate floats and doubles in extended-precision registersScope of for-init-statement variables is local to the loopAlways check for non gcj generated classes archivesPerform a forward propagation pass on RTL-ffp-contract=[off|on|fast] Perform floating-point expression contraction.-ffpe-summary=[...] Print summary of floating point exceptions-ffpe-trap=[...] Stop on following floating point exceptionsAssume that the source file is free form-ffree-line-length-<n> Use n as character line width in free modeAllow arbitrary character line width in free modeDo not assume that standard C libraries and "main" existInject friend functions into enclosing namespace-ffunction-attribute-list=attribute:name,... Add attribute to named functionsAllow function addresses to be held in registersPlace each function into its own sectionPerform global common subexpression eliminationPerform global common subexpression elimination after register allocation has finishedPerform redundant load after store elimination in global common subexpression eliminationPerform enhanced load motion during global common subexpression eliminationPerform store motion after global common subexpression eliminationRecognize GNU-defined keywordsGenerate code for GNU runtime environmentEnable support for GNU transactional memoryUse STB_GNU_UNIQUE if supported by the assemblerUse traditional GNU semantics for inline functionsAdd explicit checks for division overflow in INT_MIN / -1Add explicit checks for division by zero-fgo-dump-<type> Dump Go frontend internal information-fgo-optimize-<type> Turn on optimization passes in the frontend-fgo-pkgpath=<string> Set Go package path-fgo-prefix=<string> Set package-specific prefix for exported Go names-fgo-relative-import-path=<path> Treat a relative import as relative to pathEnable in and out of Graphite representationEnable Graphite Identity transformationEnable guessing of branch probabilities-fhandle-exceptions has been renamed -fexceptions (and is now on by default)Assume the runtime uses a hash table to map an object to its synchronization structureEnable hoisting adjacent loads to encourage generating conditional move instructionsAssume normal C execution environmentPerform conversion of conditional jumps to branchless equivalentsPerform conversion of conditional jumps to conditional executionExport functions even if they can be inlinedEmit implicit instantiations of inline templatesSpecify that no implicit typing is allowed, unless overridden by explicit IMPLICIT statementsEmit implicit instantiations of templatesGenerate instances of Class at runtimeUse offset tables for virtual method callsDo not generate .size directives-finit-character=<n> Initialize local character variables to ASCII value n-finit-integer=<n> Initialize local integer variables to nInitialize local variables to zero (from g77)-finit-logical=<true|false> Initialize local logical variables-finit-real=<zero|nan|inf|-inf> Initialize local real variablesEnable inlining of function declared "inline", disabling disables all inliningInline __atomic operations when a lock free instruction sequence is available.Integrate functions not declared "inline" into their callers when profitable-finline-functions-called-onceIntegrate functions only required by their single caller-finline-limit=<number> Limit the size of inlined functions to <number>Integrate functions into their callers when code size is known not to grow-finput-charset=<cset> Specify the default character set for source filesInstrument function entry and exit with profiling calls-finstrument-functions-exclude-file-list=-finstrument-functions-exclude-file-list=filename,... Do not instrument functions listed in files-finstrument-functions-exclude-function-list=-finstrument-functions-exclude-function-list=name,... Do not instrument listed functionsInterpret any INTEGER(4) as an INTEGER(8)Specify where to find the compiled intrinsic modulesPerform interprocedural constant propagationPerform cloning to make Interprocedural constant propagation strongerPerform interprocedural profile propagationPerform interprocedural points-to analysisDiscover pure and const functionsDiscover readonly and non addressable static variablesPerform interprocedural reduction of aggregates-fira-algorithm=[CB|priority] Set the used IRA algorithmUse IRA based register pressure calculation in RTL hoist optimizations.Use IRA based register pressure calculation in RTL loop optimizations.-fira-region=[one|all|mixed] Set regions for IRAShare slots for saving different hard registers.Share stack slots for spilled pseudo-registers.-fira-verbose=<number> Control IRA's level of diagnostic messages.-fisolate-erroneous-paths-attributeDetect paths which trigger erroneous or undefined behaviour due a NULL value being used in a way which is forbidden by a returns_nonnull or nonnull attribute. Isolate those paths from the main control flow and turn the statement with erroneous or undefined behaviour into a trap. -fisolate-erroneous-paths-dereferenceDetect paths which trigger erroneous or undefined behaviour due to dereferencing a NULL pointer. Isolate those paths from the main control flow and turn the statement with erroneous or undefined behaviour into a trap.Optimize induction variables on treesAssume native functions are implemented using JNIUse jump tables for sufficiently large switch statementsDon't emit dllexported inline functions unless neededGenerate code for functions even if they are fully inlinedEmit static const variables even if they are not usedAllow implicit conversions between vectors with differing numbers of subparts and/or differing element types.Give external symbols a leading underscoreTell DSE that the storage for a C++ object is dead when the constructor starts and when the destructor finishes.Relief of register pressure through live range shrinkageEnable Loop Blocking transformationEnable Loop Interchange transformationEnable the ISL based loop nest optimizerEnable Loop Strip Mining transformationEnable link-time optimization.-flto-compression-level=<number> Use zlib compression level <number> for ILPartition symbols and vars at linktime based on object files they originate fromPartition functions and vars at linktime into approximately same sized bucketsPut every symbol into separate partitionDisable partioning and streamingReport various link-time optimization statisticsReport various link-time optimization statistics for WPA onlyLink-time optimization with number of parallel jobs or jobserver.Run the link-time optimizer in local transformation (LTRANS) mode.Specify a file to which a list of files output by LTRANS is written.Set errno after built-in math functions-fmax-array-constructor=<n> Maximum number of objects in an array constructor-fmax-errors=<number> Maximum number of errors to report-fmax-identifier-length=<n> Maximum identifier length-fmax-stack-var-size=<n> Size in bytes of the largest array that will be put on the stack-fmax-subrecord-length=<n> Maximum length for subrecordsReport on permanent memory allocationReport on permanent memory allocation in WPA onlyAttempt to merge identical constants and constant variablesAttempt to merge identical constants across compilation unitsAttempt to merge identical debug strings across compilation units-fmessage-length=<number> Limit diagnostics to <number> characters per line. 0 suppresses line-wrappingSet default accessibility of module entities to PRIVATE.Perform SMS based modulo scheduling before the first scheduling passPerform SMS based modulo scheduling with register moves allowedMove loop invariant computations out of loopsDon't warn about uses of Microsoft extensionsGenerate code for NeXT (Apple Mac OS X) runtime environmentAssume that receivers of Objective-C messages may be nilEnables the unlimited vectorizer cost model. Preserved for backward compatibility.Support synchronous non-call exceptionsTreat a throw() exception specification as noexcept to improve code sizeSpecify which ABI to use for Objective-C family code and meta-data generation.Generate special Objective-C methods to initialize/destroy non-POD C++ ivars, if neededAllow fast jumps to the message dispatcherEnable Objective-C exception and synchronization syntaxEnable garbage collection (GC) in Objective-C/Objective-C++ programsEnable inline checks for nil receivers with the NeXT runtime and ABI version 2.Enable Objective-C setjmp exception handling runtimeConform to the Objective-C 1.0 language as implemented in GCC 4.0When possible do not generate stack framesEnable OpenMP (implies -frecursive in Fortran)Enable OpenMP's SIMD directivesRecognize C++ keywords like "compl" and "xor"Enable all optimization info dumps on stderr-fopt-info[-<type>=filename] Dump compiler optimization detailsOptimize sibling and tail recursive calls-foptimize-static-class-initializationEnable optimization of static class initialization codeEnable string length optimizations on treesTry to lay out derived types as compactly as possiblePack structure members together without holes-fpack-struct=<number> Set initial maximum structure member alignmentReturn small aggregates in memory, not registersLook for and use PCH files even when preprocessingLimit non-const non-FP loop peeling under profile estimates of large code footprintEnable machine specific peephole optimizationsEnable an RTL peephole pass before sched2Downgrade conformance errors to warningsGenerate position-independent code if possible (small mode)Generate position-independent code for executables if possible (small mode)Enable Plan 9 language extensionsUse PLT for PIC calls (-fno-plt: load the address from GOT at call site)-fplugin-arg-<name>-<key>[=<value>] Specify argument <key>=<value> for plugin <name>Report on memory allocation before interprocedural optimizationRun predictive commoning optimization.Generate prefetch instructions, if available, for arrays in loopsTreat the input file as already preprocessed-fno-pretty-templates Do not pretty-print template specializations as the template signature followed by the argumentsEnable basic program profiling codeInsert arc-based program profiling codeEnable correction of flow inconsistent profile data inputSet the top-level directory for storing the profile data. The default is 'pwd'.Dump CFG profile for comparison.Enable common options for generating profile info for profile feedback directed optimizationsfprofile-generate-atomic=[0..3] Atomically increments for profile counters.-fprofile-generate-buildinfo=filename Read build info to include in gcda file from filenameTurn on instrumentation sampling with -fprofile-generate with rate set by --param profile-generate-sampling-rate or environment variable GCOV_SAMPLING_RATEEnable common options for generating profile info for profile feedback directed optimizations, and set -fprofile-dir=Enable function reordering that improves code placementReport on consistency of profileSpecify a substring to be stripped from the profile base file nameEnable common options for performing profile feedback directed optimizationsEnable common options for performing profile feedback directed optimizations, and set -fprofile-dir=Insert code to profile values of expressionsProtect parentheses in expressions-frandom-seed=<string> Make compile reproducible using <string>Enable range checking during compilationInterpret any REAL(4) as a REAL(10)Interpret any REAL(4) as a REAL(16)Interpret any REAL(4) as a REAL(8)Interpret any REAL(8) as a REAL(10)Interpret any REAL(8) as a REAL(16)Interpret any REAL(8) as a REAL(4)Reallocate the LHS in assignmentsSame as -fassociative-math for expressions which include division.-frecord-compilation-info-in-elfRecord the compiler optimizations in a .gnu.switches.text section.Record gcc command line switches in the object file.Use a 4-byte record marker for unformatted filesUse an 8-byte record marker for unformatted filesAllocate local variables on the stack to allow indirect recursionReduce the amount of reflection meta-data generatedTurn on Redundant Extensions Elimination pass.Return small aggregates in registersPerform a register renaming optimization passReorder basic blocks to improve code placement-freorder-blocks-and-partitionReorder basic blocks and partition into hot and cold sectionsReorder functions to improve code placement-freorder-functions=[callgraph] Select the scheme for function reordering. This invokes a linker plugin. Generate .gnu.callgraph.text sections listing callees and edge counts.Copy array sections into a contiguous block on procedure entryUsed in Fix-and-Continue mode to indicate that object files may be swapped in at runtimeEnable automatic template instantiationFunctions which return values must end with return statementsAdd a common subexpression elimination pass after loop optimizations-freschedule-modulo-scheduled-loopsEnable/Disable the traditional scheduling in loops that already passed modulo schedulingPerform Dynamic Inter-Procedural Analysis.Allow -g enablement for -fripa -fprofile-generate compiles.Don't import an auxiliary module if it contains asm statementsDon't import an auxiliary module if the command line options mismatch with the primary moduleSubstitute substring in include paths with a new string to allow reuse profile data-fripa-no-promote-always-inline-funcDon't promote always inline static functions assuming they will be inlined and no copy is needed.Disable optimizations that assume default FP rounding behaviorGenerate run time type descriptor informationEnable coverage-guided fuzzing code instrumentation. Inserts call to __sanitizer_cov_trace_pc into every basic block.-fsched-critical-path-heuristicEnable the critical path heuristic in the schedulerEnable the dependent count heuristic in the schedulerEnable the group heuristic in the schedulerEnable scheduling across basic blocksEnable the last instruction heuristic in the schedulerEnable register pressure sensitive insn schedulingEnable the rank heuristic in the schedulerAllow speculative motion of non-loadsEnable the speculative instruction heuristic in the schedulerAllow speculative motion of some loadsAllow speculative motion of more loadsAllow premature scheduling of queued insnsSet 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-stalled-insns=<number> Set number of queued insns that can be prematurely scheduled-fsched-verbose=<number> Set the verbosity level of the schedulerIf scheduling post reload, do superblock schedulingReschedule instructions before register allocationReschedule instructions after register allocationAppend a second underscore if the name already contains an underscoreAccess data in the same section from shared anchor pointsPerform software pipelining of inner loops during selective scheduling-fsel-sched-pipelining-outer-loopsPerform software pipelining of outer loops during selective scheduling-fsel-sched-reschedule-pipelinedReschedule pipelined regions without pipeliningSchedule instructions using selective scheduling algorithmRun selective scheduling after reloadUse the same size for double as for floatUse the narrowest integer type possible for enumeration typesForce the underlying type for "wchar_t" to be "unsigned short"Show column numbers in diagnostics, when available. Default onEmit function prologues only before parts of the function that need it, rather than at the top of the function.Framepointer shrinkwrapping optimization.Apply negative sign to zero valuesDisable optimizations observable by IEEE signaling NaNsWhen "signed" or "unsigned" is not given make the bitfield signedDisable floating point optimizations that ignore the IEEE signedness of zeroSpecifies the vectorization cost model for code marked with a simd directiveConvert floating point constants to single precision constantsSupport delete operator with objetc's size as the second parameter.Set the source language versionSplit lifetimes of induction variables when loops are unrolledGenerate discontiguous stack framesSplit wide types into independent registersPut all local arrays on stack.Insert stack checking code into the program. Same as -fstack-check=specific-fstack-check=[no|generic|specific] Insert stack checking code into the program-fstack-limit-register=<register> Trap if the stack goes past <register>-fstack-limit-symbol=<name> Trap if the stack goes past symbol <name>Use propolice as a stack protection methodUse a stack protection method for every functionUse a smart stack protection method for certain functions-fstack-reuse=[all|named_vars|none] Set stack reuse level for local variables.Output stack usage information on a per-function basisDisplay statistics accumulated during compilationEnable assignability checks for stores into object arraysAssume strict aliasing rules applyPerform transformations based on enum precisionAssume that values of enumeration type are always within the minimum range of that typeTreat signed overflow as undefinedForce bitfield accesses to match their type widthImplement __atomic operations via libcalls to legacy __sync functionsCheck for syntax errors, then stop-ftabstop=<number> Distance between tab stops for column reportingSet the maximum number of template instantiation notes for a single warning or error-ftemplate-depth=<number> Specify maximum template instantiation depthCreate data files needed by "gcov"Perform jump threading optimizations-fno-threadsafe-statics Do not generate thread-safe code for initializing local staticsReport the time taken by each compiler pass-ftls-model=[global-dynamic|local-dynamic|initial-exec|local-exec] Set the default thread-local storage code generation modelReorder top level functions, variables, and asmsPerform superblock formation via tail duplication-ftrack-macro-expansion=<0|1|2> Track locations of tokens coming from macro expansion and display them in error messagesAssume floating-point operations can trapTrap for signed overflow in addition, subtraction and multiplicationEnable SSA-BIT-CCP optimization on treesEnable conditional dead code elimination for builtin callsEnable SSA-CCP optimization on treesEnable loop header copying on treesEnable coalescing of copy-related user variables that are inlinedEnable coalescing of all copy-related user variablesEnable copy propagation on treesReplace SSA temporaries with better names in copiesTransform condition stores into unconditional onesEnable SSA dead code elimination optimization on treesEnable dominator optimizationsEnable forward propagation on treesEnable Full Redundancy Elimination (FRE) on trees-ftree-loop-distribute-patternsEnable loop distribution for patterns transformed into a library callEnable loop distribution on treesConvert conditional jumps in innermost loops to branchless equivalentsAlso if-convert conditional jumps containing memory writesEnable loop invariant motion on treesCreate canonical induction variables in loopsEnable loop interchange transforms. Same as -floop-interchangeEnable loop optimizations on tree levelEnable loop vectorization on treesPerform live range splitting during the SSA->normal passEnable automatic parallelization of loopsIn SSA-PRE optimization on trees, enable partial-partial redundancy eliminationEnable hoisting loads from conditional pointers.Enable SSA-PRE optimization on treesPerform function-local points-to analysis on trees.Enable reassociation on tree levelEnable copy propagation of scalar-evolution information.Enable SSA code sinking on treesEnable basic block vectorization (SLP) on treesPerform straight-line strength reductionPerform scalar replacement of aggregatesPerform conversions of switch initializations.Replace temporary expressions in the SSA->normal passPerform Value Range Propagation on treesWhen generating two-level line tables in DWARF (experimental), add linkage names for all functions (not just inlined functions).Use two-level line tables in DWARF (experimental).Append underscores to externally visible namesCompile whole compilation unit at a timePerform loop unrolling for all loopsLimit non-const non-FP loop unrolling under profile estimates of large code footprintPerform loop unrolling when iteration count is knownAllow loop optimizations to assume that the loops behave in normal wayAllow math optimizations that may violate IEEE or ISO standardsWhen "signed" or "unsigned" is not given make the bitfield unsignedMake "char" unsigned by defaultJust generate unwind tables for exception handlingGenerate code for built-in atomic operationsGenerate code for the Boehm GCUse __cxa_atexit to register destructorsUse __cxa_get_exception_ptr in exception handlingCall a library routine to do integer divisionsUse the bfd linker instead of the default linkerUse the gold linker instead of the default linkerUse the mcld linker instead of the default linkerPerform variable tracking by annotating assignments-fvar-tracking-assignments-toggleToggle -fvar-tracking-assignmentsPerform variable tracking and also tag variables that are uninitialized-fvariable-expansion-in-unrollerApply variable expansion when loops are unrolledEnables the dynamic vectorizer cost model. Preserved for backward compatibility.Specifies the cost model for vectorizationAdd extra commentary to assembler outputMarks all inlined functions and methods as having hidden visibilityChanges visibility to match Microsoft Visual Studio by default-fvisibility=[default|internal|hidden|protected] Set the default symbol visibilityUse expression value profiles in optimizationsValidate vtable pointers before using them.Output vtable verification counters.Output vtable verification pointer sets information.Emit common-like symbols as weak symbolsConstruct webs and split unrelated uses of single variablePerform whole program optimizations-fwide-exec-charset=<cset> Convert all wide strings and character constants to character set <cset>Generate a #line directive pointing at the current working directoryRun the link-time optimizer in whole program analysis (WPA) mode.Whole program analysis (WPA) mode with number of parallel jobs specified.Assume signed arithmetic overflow wraps aroundPut zero initialized data in the bss sectionGenerate lazy class lookup (via objc_getClass()) for use in Zero-Link modeGenerate debug information in default formatGenerate debug information in COFF formatGenerate debug information in default version of DWARF formatGenerate debug information in DWARF v2 (or later) formatDump declarations to a .decl fileGenerate debug information in default extended formatGenerate DWARF pubnames and pubtypes sections with GNU extensions.Generate DWARF line number tables and no other debug sectionsGenerate debug information at level 1 with minimal line table-gnat<options> Specify options to GNATSet name of output ALI file (internal switch)Don't generate DWARF pubnames and pubtypes sections.Don't record gcc command line switches in DWARF DW_AT_producer.Don't generate debug information in separate .dwo filesEmit DWARF additions beyond selected versionGenerate DWARF pubnames and pubtypes sections.Record gcc command line switches in DWARF DW_AT_producer.Generate debug information in separate .dwo filesGenerate debug information in STABS formatGenerate debug information in extended STABS formatDon't emit DWARF additions beyond selected versionToggle debug information generationGenerate debug information in VMS formatGenerate debug information in XCOFF formatGenerate debug information in extended XCOFF format-idirafter <dir> Add <dir> to the end of the system include path-imacros <file> Accept definition of macros in <file>-imultiarch <dir> Set <dir> to be the multiarch include subdirectory-imultilib <dir> Set <dir> to be the multilib include subdirectory-include <file> Include the contents of <file> before other files-iplugindir=<dir> Set <dir> to be the default plugin directory-iprefix <path> Specify <path> as a prefix for next two options-iquote <dir> Add <dir> to the end of the quote include path-isysroot <dir> Set <dir> to be the system root directory-isystem <dir> Add <dir> to the start of the system include path-iwithprefix <dir> Add <dir> to the end of the system include path-iwithprefixbefore <dir> Add <dir> to the end of the main include pathGenerate a call to abort if a noreturn function returnsGenerate code for the Android platform.Pass FP arguments in FP registersGenerate APCS conformant stack framesSpecify the name of the target architectureGenerate code in 32 bit ARM state.Assume target CPU is configured as big endianThumb: Assume non-static functions may be called from ARM codeThumb: Assume function pointers may go to non-Thumb aware codeSpecify the name of the target CPUAvoid overlapping destination and address registers on LDRD instructions that may trigger Cortex-M3 errata.Specify if floating point hardware should be usedSpecify the __fp16 floating-point formatSpecify the name of the target floating point hardware/formatAssume target CPU is configured as little endianGenerate call insns as indirect calls, if necessaryUse LRA instead of reload (transitional)Use Neon to perform 64-bits operations rather than core registers.Use the new generic RTX cost tables if new core-specific cost table not available (transitional).Use the old RTX costing tables (transitional).Assume data segments are relative to text segment.Specify the register to be used for PIC addressingStore function names in object codeGenerate IT blocks appropriate for ARMv8.Permit scheduling of a function's prologue sequenceDo not load the PIC register in function prologuesAssume loading data from flash is slower than fetching instructions.Specify the minimum bit alignment of structuresSupport calls between Thumb and ARM instruction setsSpecify thread local storage schemeSpecify how to access the thread pointerThumb: Generate (non-leaf) stack frames even if not neededThumb: Generate (leaf) stack frames even if not neededTune code for the given processorEnable unaligned word and halfword accesses to packed data.Use Neon double-word (rather than quad-word) registers for vectorizationUse Neon quad-word (rather than double-word) registers for vectorizationOnly generate absolute relocations on word sized values.Assume big endian bytes, little endian words. This option is deprecated.Create a position dependent executableDo not search standard system include directories (those specified with -isystem will still be used)Do not search standard system include directories for C++Do not look for object files in standard path-o <file> Place output into <file>Like -pedantic but issue them as errorsCreate a position independent executableGenerate C header of platform-specific featuresDo not display functions compiled or elapsed timeRemap file names when including filesStatically link the GNU Fortran helper library (libgfortran)Conform to the ISO 1998 C++ standard revised by the 2003 technical corrigendumDeprecated in favor of -std=c++11Conform to the ISO 2011 C++ standardConform to the ISO 2014(?) C++ draft standard (experimental and incomplete support)Conform to the ISO 2011 C standard (experimental and incomplete support)Deprecated in favor of -std=c11Conform to the ISO 1990 C standardConform to the ISO 1999 C standardDeprecated in favor of -std=c99Conform to the ISO Fortran 2003 standardConform to the ISO Fortran 2008 standardConform to the ISO Fortran 2008 standard including TS 29113Conform to the ISO Fortran 95 standardConform to nothing in particularConform to the ISO 1998 C++ standard revised by the 2003 technical corrigendum with GNU extensionsDeprecated in favor of -std=gnu++11Conform to the ISO 2011 C++ standard with GNU extensions (experimental and incomplete support)Conform to the ISO 201y(7?) C++ draft standard with GNU extensions (experimental and incomplete support)Conform to the ISO 2011 C standard with GNU extensions (experimental and incomplete support)Deprecated in favor of -std=gnu11Conform to the ISO 1990 C standard with GNU extensionsConform to the ISO 1999 C standard with GNU extensionsDeprecated in favor of -std=gnu99Conform to the ISO 1990 C standard as amended in 1994Deprecated in favor of -std=iso9899:1999Accept extensions to support legacy codeEnable traditional preprocessing-trigraphs Support ISO C trigraphsDo not predefine system-specific and GCC-specific macrosDisplay the compiler's versionKnown ARM ABIs (for use with the -mabi= option):Known ARM architectures (for use with the -march= option):Known __fp16 formats (for use with the -mfp16-format= option):Known ARM FPUs (for use with the -mfpu= option):unknown excess precision style %qsKnown floating-point ABIs (for use with the -mfloat-abi= option):unknown floating point contraction style %qsunrecognized function reorder value %qsKnown ARM CPUs (for use with the -mcpu= and -mtune= options):unrecognized visibility value %qsunknown vectorizer cost model %qsunknown vtable verify initialization priority %qs/usr/local/google/buildbot/src/android/gcc/toolchain/build/../gcc/gcc-4.9/gcc/vec.c/usr/local/google/buildbot/src/android/gcc/toolchain/build/../gcc/gcc-4.9/gcc/hooks.c%s: all warnings being treated as errors%s: some warnings being treated as errorsIn file included from %r%s:%d:%d%RIn file included from %r%s:%d%R,
/prebuilts/gcc/linux-x86/mips/mips64el-linux-android-4.9/bin/
H A Dmips64el-linux-android-gcc-4.9.x3876 optimizersinvalid --param value %qs-Werror=%s: no option -%snogenericspecificshiftinteger-divide-by-zerounreachablevla-boundreturnnullsigned-integer-overflowboolenumtargetwarningsundocumentedparamsjoinedseparatecommonstabscoffdwarf-2xcoffvmsmissing argument to %qs-Wno--W-fno--f-mno--m--debug=-g--machine---machine-no---machine=--machine=no---machine--optimize=-O--std=-std=--std--warn---warn-no-----no-options.cpreinitstdcheapdynamicunlimitedglobal-dynamicinitial-execlocal-dynamiclocal-execdefaulthiddeninternalprotectedallnamed_varsload-storestore233232r232r332r532r646464r264r364r564r62008legacypcrelyesalwaysneveroptimal100001004kc1004kf1004kf1_11004kf2_110k1200012k1400014k1600016k200020kc24kc24kec24kef24kef1_124kef2_124kefx24kex24kf24kf1_124kf2_124kfx24kx2k300034kc34kf34kf1_134kf2_134kfx34kn34kx39003k40004100411141204130430044004600465047004k4kc4kec4kem4kep4km4kp4ksc4ksd50005400550059005k5kc5kf60006k700074kc74kf74kf1_174kf2_174kf3_274kfx74kx7k80008k90009kfrom-abii6400loongson2eloongson2floongson3am14km14kcm14kem14kecm4kmips1mips2mips3mips32mips32r2mips32r3mips32r5mips32r6mips4mips64mips64r2mips64r3mips64r5nativeocteonocteon+octeon2octeon3orionp5600r10000r1004kcr1004kfr1004kf1_1r1004kf2_1r10kr12000r12kr14000r14kr16000r16kr2000r20kcr24kcr24kecr24kefr24kef1_1r24kef2_1r24kefxr24kexr24kfr24kf1_1r24kf2_1r24kfxr24kxr2kr3000r34kcr34kfr34kf1_1r34kf2_1r34kfxr34knr34kxr3900r3kr4000r4100r4111r4120r4130r4300r4400r4600r4650r4700r4kr4kcr4kecr4kemr4kepr4kmr4kpr4kscr4ksdr5000r5400r5500r5900r5kr5kcr5kfr6000r6kr7000r74kcr74kfr74kf1_1r74kf2_1r74kf3_2r74kfxr74kxr7kr8000r8kr9000r9krm7000rm7krm9000rm9ksb1sb1asr71000sr71kvr4100vr4111vr4120vr4130vr4300vr5000vr5400vr5500vr5kxlpxlreabin32o64mixedoneCBprioritycallgraphfastoffonstandardevery-lineonceauto-###--CLASSPATH--all-warnings--ansi--assemble--assertassertion missing after %qs--assert=--bootclasspath--canonical-prefixes--classpath--comments--comments-in-macros--compile--coverage--debug--define-macromacro name missing after %qs--define-macro=--dependencies--dump--dump=--dumpbase--dumpdir--encoding--entry--entry=--extdirs--extra-warnings--for-assembler--for-assembler=--for-linker--for-linker=--force-link--force-link=Display this information--help=--imacrosmissing filename after %qs--imacros=--include--include-barrier--include-directorymissing path after %qs--include-directory-after--include-directory-after=--include-directory=--include-prefix--include-prefix=--include-with-prefix--include-with-prefix-after--include-with-prefix-after=--include-with-prefix-before--include-with-prefix-before=--include-with-prefix=--include=--language--language=--library-directory--library-directory=--no-canonical-prefixes--no-integrated-cpp--no-line-commands--no-pie--no-standard-includes--no-standard-libraries--no-sysroot-suffix--no-warnings--optimize--output--output-class-directory--output-class-directory=--output-pch=--output=--param--param=--pass-exit-codes--pedantic--pedantic-errors--pie--pipe--prefix--prefix=--preprocess--print-file-name--print-file-name=--print-libgcc-file-name--print-multi-directory--print-multi-lib--print-multi-os-directory--print-multiarch--print-prog-name--print-prog-name=--print-search-dirs--print-sysroot--profile--resource--resource=--save-temps--shared--specs--specs=--static--symbolic--sysroot--sysroot=Alias for --help=target--time--trace-includes--traditional--traditional-cpp--trigraphs--undefine-macro--undefine-macro=--user-dependencies--verbose--write-dependencies--write-user-dependencies-A-B-CDo not discard comments-CC-CLASSPATH-D-E-EB-EL-G-H-I-J-MGenerate make dependencies-MD-MD_-MF-MG-MM-MMD-MMD_-MP-MQ-MT-N-Ofast-Og-Os-P-Q-Qn-Qy-R-S-T-Tbss-Tbss=-Tdata-Tdata=-Ttext-Ttext=-U-U<macro> Undefine <macro>-Wa,-Wabi-Wabi-tag-Waddress-Waggregate-return-Waliasing-Walign-commons-WallEnable most warning messages-Wall-deprecation-Wall-javadoc-Wampersand-Warray-bounds-Warray-temporaries-Wassert-identifier-Wassign-intercept-Wattributes-Wbad-function-cast-Wboxing-Wbuiltin-macro-redefined-Wc++-compat-Wc++0x-compat-Wc++11-compat-Wc-binding-type-Wcast-align-Wcast-qual-Wchar-concat-Wchar-subscripts-Wcharacter-truncation-Wclobbered-Wcomment-WcommentsSynonym for -Wcomment-Wcompare-reals-Wcondition-assign-Wconditionally-supported-Wconstructor-name-Wconversion-Wconversion-extra-Wconversion-null-Wcoverage-mismatch-Wcpp-Wctor-dtor-privacy-Wdate-time-Wdeclaration-after-statement-Wdelete-incomplete-Wdelete-non-virtual-dtor-Wdep-ann-Wdeprecated-Wdeprecated-declarations-Wdisabled-optimization-Wdiscouraged-Wdiv-by-zero-Wdouble-promotion-Weffc++-Wempty-block-Wempty-body-Wendif-labels-Wenum-compare-Wenum-identifier-Wenum-switch-WerrorTreat all warnings as 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about misuses of 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all -Wunused- warnings-Wunused-argument-Wunused-but-set-parameter-Wunused-but-set-variable-Wunused-dummy-argument-Wunused-function-Wunused-import-Wunused-labelWarn when a label is unused-Wunused-local-Wunused-local-typedefs-Wunused-macros-Wunused-parameter-Wunused-private-Wunused-result-Wunused-thrown-Wunused-value-Wunused-variable-Wuseless-castWarn about useless casts-Wuseless-type-check-Wvarargs-Wvarargs-cast-Wvariadic-macros-Wvirtual-move-assign-Wvla-Wvolatile-register-var-Wwarning-token-Wwrite-strings-WzerotripWarn about zero-trip DO loops-Xassembler-Xclang-only=-Xlinker-Xpreprocessor-Z-ansi-aux-info-aux-info=-auxbase-auxbase-strip-bootclasspath-c-canonical-prefixes-classpath-coverage-cppEnable preprocessing-cpp=-d-dumpbase-dumpdir-dumpmachine-dumpspecs-dumpversion-e-encoding-export-dynamic-extdirs-fCLASSPATH=-fPIC-fPIE-fRTS=Select the runtime-fabi-version=-faccess-control-fada-spec-parent=-falign-commons-falign-functionsAlign the start of functions-falign-functions=-falign-jumps-falign-jumps=-falign-labelsAlign all labels-falign-labels=-falign-loopsAlign the start of loops-falign-loops=-fall-intrinsics-fall-virtual-fallow-leading-underscore-falt-external-templatesNo longer supported-fargument-alias-fargument-noalias-fargument-noalias-anything-fargument-noalias-global-fasmRecognize the "asm" keyword-fassert-fassociative-math-fassume-compiled-fassume-compiled=-fasynchronous-unwind-tables-fauto-inc-dec-fauto-profile-fauto-profile-accurate-fauto-profile=-fautomatic-faux-classpath-fbackslash-fbacktrace-fblas-matmul-limit=-fbootclasspath=-fbootstrap-classes-fbounds-check-fbranch-count-reg-fbranch-probabilities-fbranch-target-load-optimize-fbtr-bb-exclusive-fbuilding-libgcc-fbuiltinRecognize built-in functions-fbuiltin--fcall-saved--fcall-used--fcaller-saves-fcanonical-system-headers-fcheck-array-temporaries-fcheck-branch-annotation-fcheck-data-deps-fcheck-new-fcheck-references-fcheck=-fcilkplusEnable Cilk Plus-fclasspath=-fcoarray=-fcombine-stack-adjustments-fcommon-fcompare-debug-fcompare-debug-second-fcompare-elim-fcompile-resource=-fcond-mismatch-fconserve-space-fconserve-stack-fconstant-string-class=-fconstexpr-depth=-fconvert=big-endian-fconvert=little-endian-fconvert=native-fconvert=swap-fcprop-registers-fcray-pointer-fcrossjumping-fcse-follow-jumps-fcse-skip-blocks-fcx-fortran-rules-fcx-limited-range-fd-lines-as-code-fd-lines-as-comments-fdata-sections-fdbg-cnt-list-fdbg-cnt=-fdce-fdebug-cpp-fdebug-prefix-map=-fdebug-types-section-fdeclone-ctor-dtor-fdeduce-init-list-fdefault-double-8-fdefault-inline-fdefault-integer-8-fdefault-noexcept-fdefault-real-8-fdefer-pop-fdelayed-branch-fdelete-dead-exceptions-fdelete-null-pointer-checks-fdevirtualize-fdevirtualize-speculatively-fdiagnostics-color-fdiagnostics-color=-fdiagnostics-show-caret-fdiagnostics-show-location=-fdiagnostics-show-option-fdirectives-onlyPreprocess directives only.-fdisable--fdisable-assertions-fdisable-assertions=-fdollar-ok-fdollars-in-identifiers-fdse-fdump--fdump-ada-spec-fdump-ada-spec-slim-fdump-core-fdump-final-insns-fdump-fortran-optimized-fdump-fortran-original-fdump-go-spec=-fdump-noaddr-fdump-parse-tree-fdump-passesDump optimization passes-fdump-unnumbered-fdump-unnumbered-links-fdwarf2-cfi-asm-fearly-inliningPerform early inlining-felide-constructors-feliminate-dwarf2-dups-femit-class-debug-always-femit-class-fileOutput a class file-femit-class-filesAlias for -femit-class-file-femit-function-names-femit-struct-debug-baseonly-femit-struct-debug-detailed=-femit-struct-debug-reduced-fenable--fenable-assertions-fenable-assertions=-fencoding=-fenforce-eh-specs-fenum-int-equiv-fexceptionsEnable exception handling-fexcess-precision=-fexec-charset=-fexpensive-optimizations-fext-numeric-literals-fextdirs=-fextended-identifiers-fextern-tls-init-fexternal-blas-fexternal-templates-ff2cUse f2c calling convention-ffast-math-ffat-lto-objects-ffilelist-file-ffinite-math-only-ffixed--ffixed-form-ffixed-line-length--ffixed-line-length-none-ffloat-store-ffor-scope-fforce-addr-fforce-classes-archive-check-fforward-propagate-ffp-contract=-ffpe-summary=-ffpe-trap=-ffree-form-ffree-line-length--ffree-line-length-none-ffreestanding-ffriend-injection-ffrontend-optimizeEnable front end optimization-ffunction-attribute-list=-ffunction-cse-ffunction-sections-fgcse-fgcse-after-reload-fgcse-las-fgcse-lm-fgcse-sm-fgnu-keywords-fgnu-runtime-fgnu-tm-fgnu-unique-fgnu89-inline-fgo-check-divide-overflow-fgo-check-divide-zero-fgo-dump--fgo-optimize--fgo-pkgpath=-fgo-prefix=-fgo-relative-import-path=-fgraphite-fgraphite-identity-fguess-branch-probability-fguiding-decls-fhandle-exceptions-fhash-synchronization-fhelp-fhelp=-fhoist-adjacent-loads-fhonor-std-fhosted-fhuge-objects-fidentProcess #ident directives-fif-conversion-fif-conversion2-fimplement-inlines-fimplicit-inline-templates-fimplicit-none-fimplicit-templates-findirect-classes-findirect-dispatch-findirect-inliningPerform indirect inlining-finhibit-size-directive-finit-character=-finit-integer=-finit-local-zero-finit-logical=-finit-real=-finline-finline-atomics-finline-functions-finline-limit--finline-limit=-finline-small-functions-finput-charset=-finstrument-functions-finteger-4-integer-8-fintrinsic-modules-path-fintrinsic-modules-path=-fipa-cp-fipa-cp-clone-fipa-matrix-reorg-fipa-profile-fipa-pta-fipa-pure-const-fipa-reference-fipa-sra-fipa-struct-reorg-fira-algorithm=-fira-hoist-pressure-fira-loop-pressure-fira-region=-fira-share-save-slots-fira-share-spill-slots-fira-verbose=-fivopts-fjni-fjump-tables-fkeep-inline-dllexport-fkeep-inline-functions-fkeep-static-consts-flabels-ok-flax-vector-conversions-fleading-underscore-flifetime-dse-flive-range-shrinkage-floop-block-floop-flatten-floop-interchange-floop-nest-optimize-floop-optimize-floop-parallelize-allMark all loops as parallel-floop-strip-mine-flto-flto-compression-level=-flto-partition=1to1-flto-partition=balanced-flto-partition=max-flto-partition=none-flto-report-flto-report-wpa-flto=-fltrans-fltrans-output-list=-fmain=-fmath-errno-fmax-array-constructor=-fmax-errors=-fmax-identifier-length=-fmax-stack-var-size=-fmax-subrecord-length=-fmem-report-fmem-report-wpa-fmerge-all-constants-fmerge-constants-fmerge-debug-strings-fmessage-length=-fmodule-private-fmodulo-sched-fmodulo-sched-allow-regmoves-fmove-loop-invariants-fms-extensions-fmudflap-fmudflapir-fmudflapth-fname-mangling-version--fnew-abi-fnext-runtime-fnil-receivers-fno-vect-cost-model-fnon-call-exceptions-fnonansi-builtins-fnonnull-objects-fnothrow-opt-fobjc-abi-version=-fobjc-call-cxx-cdtors-fobjc-direct-dispatch-fobjc-exceptions-fobjc-gc-fobjc-nilcheck-fobjc-sjlj-exceptions-fobjc-std=objc1-fomit-frame-pointer-fopenmp-fopenmp-simd-foperator-names-fopt-info-fopt-info--foptimize-register-move-foptimize-sibling-calls-foptimize-strlen-foptional-diags-foutput-class-dir=-fpack-derived-fpack-struct-fpack-struct=-fpartial-inliningPerform partial inlining-fpcc-struct-return-fpch-deps-fpch-preprocess-fpeel-codesize-limit-fpeel-loopsPerform loop peeling-fpeephole-fpeephole2-fpermissive-fpic-fpie-fplan9-extensions-fplt-fplugin-arg--fplugin=Specify a plugin to load-fpost-ipa-mem-report-fpre-ipa-mem-report-fpredictive-commoning-fprefetch-loop-arrays-fpreprocessed-fpretty-templates-fprofile-fprofile-arcs-fprofile-correction-fprofile-dir=-fprofile-dump-fprofile-generate-fprofile-generate-atomic=-fprofile-generate-buildinfo=-fprofile-generate-sampling-fprofile-generate=-fprofile-reorder-functions-fprofile-report-fprofile-strip=-fprofile-use-fprofile-use=-fprofile-values-fprotect-parens-frandom-seed-frandom-seed=-frange-check-freal-4-real-10-freal-4-real-16-freal-4-real-8-freal-8-real-10-freal-8-real-16-freal-8-real-4-frealloc-lhs-freciprocal-math-frecord-gcc-switches-frecord-marker=4-frecord-marker=8-frecursive-freduced-reflection-free-freg-struct-return-fregmove-frename-registers-freorder-blocks-freorder-functions-freorder-functions=-frepack-arrays-freplace-objc-classes-frepo-frequire-return-statement-frerun-cse-after-loop-frerun-loop-opt-fresolution=The resolution file-fripa-fripa-allow-debug-fripa-disallow-asm-modules-fripa-disallow-opt-mismatch-fripa-inc-path-sub=-frounding-math-frtti-fsanitize-coverage=trace-pc-fsanitize=Select what to sanitize-fsaw-java-file-fsched-dep-count-heuristic-fsched-group-heuristic-fsched-interblock-fsched-last-insn-heuristic-fsched-pressure-fsched-rank-heuristic-fsched-spec-fsched-spec-insn-heuristic-fsched-spec-load-fsched-spec-load-dangerous-fsched-stalled-insns-fsched-stalled-insns-dep-fsched-stalled-insns-dep=-fsched-stalled-insns=-fsched-verbose=-fsched2-use-superblocks-fsched2-use-traces-fschedule-insns-fschedule-insns2-fsecond-underscore-fsection-anchors-fsee-fsel-sched-pipelining-fselective-scheduling-fselective-scheduling2-fshort-double-fshort-enums-fshort-wchar-fshow-column-fshrink-wrap-fshrink-wrap-frame-pointer-fsign-zero-fsignaling-nans-fsigned-bitfields-fsigned-charMake "char" signed by default-fsigned-zeros-fsimd-cost-model=-fsingle-precision-constant-fsized-delete-fsource-filename=-fsource=-fsplit-ivs-in-unroller-fsplit-stack-fsplit-wide-types-fsquangle-fstack-arrays-fstack-check-fstack-check=-fstack-limit-fstack-limit-register=-fstack-limit-symbol=-fstack-protector-fstack-protector-all-fstack-protector-strong-fstack-reuse=-fstack-usage-fstats-fstore-check-fstrength-reduce-fstrict-aliasing-fstrict-enum-precision-fstrict-enums-fstrict-overflow-fstrict-prototype-fstrict-volatile-bitfields-fsync-libcalls-fsyntax-only-ftabstop=-ftarget-help-ftarget=Set the target VM version-ftemplate-backtrace-limit=-ftemplate-depth--ftemplate-depth=-ftest-coverage-fthis-is-variable-fthread-jumps-fthreadsafe-statics-ftime-report-ftls-model=-ftoplevel-reorder-ftracer-ftrack-macro-expansion-ftrack-macro-expansion=-ftrapping-math-ftrapv-ftree-bit-ccp-ftree-builtin-call-dce-ftree-ccp-ftree-ch-ftree-coalesce-inlined-vars-ftree-coalesce-vars-ftree-copy-prop-ftree-copyrename-ftree-cselim-ftree-dce-ftree-dominator-opts-ftree-dseEnable dead store elimination-ftree-forwprop-ftree-fre-ftree-loop-distribution-ftree-loop-if-convert-ftree-loop-if-convert-stores-ftree-loop-im-ftree-loop-ivcanon-ftree-loop-linear-ftree-loop-optimize-ftree-loop-vectorize-ftree-lrs-ftree-parallelize-loops=-ftree-partial-pre-ftree-phiprop-ftree-pre-ftree-pta-ftree-reassoc-ftree-salias-ftree-scev-cprop-ftree-sink-ftree-slp-vectorize-ftree-slsr-ftree-sra-ftree-store-ccp-ftree-store-copy-prop-ftree-switch-conversion-ftree-tail-mergeEnable tail merging on trees-ftree-ter-ftree-vect-loop-version-ftree-vectorizeEnable vectorization on trees-ftree-vectorizer-verbose=-ftree-vrp-ftwo-level-all-subprogs-ftwo-level-line-tables-funderscoring-funit-at-a-time-funroll-all-loops-funroll-codesize-limit-funroll-loops-funsafe-loop-optimizations-funsafe-math-optimizations-funsigned-bitfields-funsigned-char-funswitch-loopsPerform loop unswitching-funwind-tables-fuse-atomic-builtins-fuse-boehm-gc-fuse-cxa-atexit-fuse-cxa-get-exception-ptr-fuse-divide-subroutine-fuse-ld=bfd-fuse-ld=gold-fuse-ld=mcld-fuse-linker-plugin-fvar-trackingPerform variable tracking-fvar-tracking-assignments-fvar-tracking-uninit-fvect-cost-model-fvect-cost-model=-fverbose-asm-fversion-fvisibility-inlines-hidden-fvisibility-ms-compat-fvisibility=-fvpt-fvtable-gc-fvtable-thunks-fvtable-verify=-fvtv-counts-fvtv-debug-fweak-fweb-fwhole-file-fwhole-program-fwide-exec-charset=-fworking-directory-fwpa-fwpa=-fwrapv-fxref-fzee-fzero-initialized-in-bss-fzero-link-gantCatch typos-gcoff-gdwarf-gdwarf--gen-decls-gfission-ggdb-ggnu-pubnames-gline-tables-only-gmlt-gnat-gnatO-gno-fission-gno-pubnames-gno-record-gcc-switches-gno-split-dwarf-gno-strict-dwarf-gpubnames-grecord-gcc-switches-gsplit-dwarf-gstabs-gstabs+-gstrict-dwarf-gvms-gxcoff-gxcoff+-h-idirafter-imacros-include-iquote-iwithprefix-iwithprefixbefore-k8Synonym of -gnatk8-lang-asm-mabi=-mabicalls-mabs=-mandroid-march=-mbionicUse Bionic C library-mbranch-cost=-mbranch-likely-mcheck-zero-division-mcode-readable=-mcompact-branches=-mdebug-mdebugd-mdivide-breaks-mdivide-traps-mdmx-mdouble-float-mdspUse MIPS-DSP instructions-mdspr2-mdspr3-mebUse big-endian byte order-melUse little-endian byte order-membedded-dataUse ROM instead of RAM-meva-mexplicit-relocs-mextern-sdata-mfix-24k-mfix-r10000-mfix-r4000-mfix-r4400-mfix-rm7000-mfix-sb1-mfix-vr4120-mfix-vr4130-mfix4300-mflip-mips16-mflush-func=-mfp-exceptionsFP exceptions are enabled-mfp32-mfp64-mfpxxConform to the o32 FPXX ABI-mfused-madd-mglibcUse GNU C library-mgp32Use 32-bit general registers-mgp64Use 64-bit general registers-mgpopt-mhard-float-mimadd-minterlink-compressed-minterlink-mips16-mips-mips16Generate MIPS16 code-mips3dUse MIPS-3D instructions-mldc1-sdc1-mllsc-mload-store-pairsEnable load/store bonding.-mlocal-sdataUse -G for object-local data-mlong-callsUse indirect calls-mlong32Use a 32-bit long type-mlong64Use a 64-bit long type-mlraUse LRA instead of reload-mmad-mmcount-ra-address-mmcuUse MCU instructions-mmemcpyDon't optimize block moves-mmicromipsUse microMIPS instructions-mmsa-mmt-mmxu-mnan=-mno-float-mno-flush-func-mno-mdmxDo not use MDMX instructions-mno-mips16Generate normal-mode code-mno-mips3d-modd-spreg-mpaired-single-mplt-mr10k-cache-barrier=-mrelax-pic-calls-msched-weight-mshared-msingle-float-msmartmipsUse SmartMIPS instructions-msoft-float-msplit-addresses-msym32-msynci-mtune=-muclibcUse uClibc C library-muninit-const-in-rodata-mvirt-mvr4130-align-mxgotLift restrictions on GOT size-mxpa-n-no-canonical-prefixes-no-integrated-cpp-no-pie-noasmopt-nocppDisable preprocessing-nodefaultlibs-nostartfiles-nostdinc-nostdinc++-nostdlib-pEnable function profiling-pass-exit-codes-pedantic-pedantic-errors-pg-pie-pipe-posix-print-file-name=-print-libgcc-file-name-print-multi-directory-print-multi-lib-print-multi-os-directory-print-multiarch-print-objc-runtime-info-print-prog-name=-print-search-dirs-print-sysroot-print-sysroot-headers-suffix-profile-pthread-quiet-r-rdynamic-remap-s-s-bc-abi-save-temps-save-temps=-sharedCreate a shared 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3991 All options with the desired characteristics have already been displayedThe following options are not documenteddebug format "%s" conflicts with prior selectionunrecognised debug output level "%s"debug output level %s is too highargument %qs to %<-femit-struct-debug-detailed%> unknown%<-femit-struct-debug-detailed=dir:...%> must allow at least as much as %<-femit-struct-debug-detailed=ind:...%>argument %qs to %<-femit-struct-debug-detailed%> not recognizedargument to %<-O%> should be a non-negative integer, %<g%>, %<s%> or %<fast%>section anchors must be disabled when unit-at-a-time is disabledtoplevel reorder must be disabled when unit-at-a-time is disabledtransactional memory is not supported with non-call exceptionssection anchors must be disabled when toplevel reorder is disabled-freorder-blocks-and-partition does not work with exceptions on this architecture-freorder-blocks-and-partition does not support unwind info on this architecture-freorder-blocks-and-partition does not work on this architecture-fno-fat-lto-objects are supported only with linker pluginonly one -flto-partition value can be specified%<-fsplit-stack%> is not supported by this compiler configurationDebug generation via -g option disabled under -fripa -fprofile-generate (use -fripa-allow-debug to override)-fsanitize=address is incompatible with -fsanitize=kernel-address-fsanitize=address and -fsanitize=kernel-address are incompatible with -fsanitize=thread%s: --param arguments should be of the form NAME=VALUE--help argument %q.*s is ambiguous, please be more specificunrecognized argument to --help= option: %q.*sgetting core file size maximum limit: %msetting core file size limit to maximum: %munrecognized gcc debugging option: %cstructure alignment must be a small power of two, not %dunknown stack check parameter "%s"%<-gdwarf%s%> is ambiguous; use %<-gdwarf-%s%> for DWARF version or %<-gdwarf -g%s%> for debug leveldwarf version %d is not supportedunrecognized argument to -fsanitize= option: %q.*s/usr/local/google/buildbot/src/android/gcc/toolchain/build/../gcc/gcc-4.9/gcc/opts-common.ccommand line option %qs is not supported by this configurationargument to %qs should be a non-negative integerunrecognized argument in option %qsvalid arguments to %qs are: %s--help=<class> Display descriptions of a specific class of options. <class> is one or more of optimizers, target, warnings, undocumented, params--param <param>=<value> Set parameter <param> to value. See below for a complete list of parameters--print-missing-file-dependencies--print-sysroot-headers-suffix-A<question>=<answer> Assert the <answer> to <question>. Putting '-' before <question> disables the <answer> to <question>Do not discard comments in macro expansions-D<macro>[=<val>] Define a <macro> with <val> as its value. 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about things that will change when compiling with an ABI-compliant compilerWarn if a subobject has an abi_tag attribute that the complete object type does not haveWarn about suspicious uses of memory addressesWarn about returning structures, unions or arrays-Waggressive-loop-optimizationsWarn if a loop with constant number of iterations triggers undefined behaviorWarn about possible aliasing of dummy argumentsWarn about alignment of COMMON blocksWarn about missing ampersand in continued character constantsWarn if an array is accessed out of boundsWarn about creation of array temporariesWarn whenever an Objective-C assignment is being intercepted by the garbage collectorWarn about inappropriate attribute usageWarn about casting functions to incompatible typesWarn when a built-in preprocessor macro is undefined or redefinedWarn about C constructs that are not in the common subset of C and C++Deprecated in favor of -Wc++11-compatWarn about C++ constructs whose meaning differs between ISO 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when a left-hand-side variable is reallocatedWarn about multiple declarations of the same objectWarn if modifiers are specified when not necessaryWarn when the compiler reorders codeWarn about returning a pointer/reference to a local or temporary variable.Warn whenever a function's return type defaults to "int" (C), or about inconsistent return types (C++)Warn if primary and auxiliary modules have mismatched command line optionsWarn if a selector has multiple methodsWarn when a variable is assigned to itselfWarn when a variable of a non-POD type is assigned to itselfWarn about possible violations of sequence point rulesWarn when one local variable shadows anotherWarn when one local variable shadows another local variable or parameter of compatible typeWarn when one local variable shadows another local variable or parameterWarn about signed-unsigned comparisonsWarn for implicit type conversions between signed and unsigned integersWarn when overload promotes from unsigned to signedWarn when not issuing stack smashing protection for some reasonWarn if stack usage might be larger than specified amountWarn about code which might break strict aliasing rulesWarn about uncasted NULL used as sentinelWarn about optimizations that assume that signed overflow is undefinedWarn about unprototyped function declarationsWarn if type signatures of candidate methods do not match exactlyWarn about functions which might be candidates for __attribute__((const))Warn about functions which might be candidates for format attributesWarn about functions which might be candidates for __attribute__((noreturn))Warn about functions which might be candidates for __attribute__((pure))Warn about "suspicious" constructsWarn about enumerated switches, with no default, missing a caseWarn about enumerated switches missing a "default:" statementWarn about all enumerated switches missing a specific caseWarn when __sync_fetch_and_nand and __sync_nand_and_fetch built-in functions are usedDeprecated. This switch has no effectDo not suppress warnings from system headersPermit nonconforming uses of the tab characterWarn if the pointer in a pointer assignment might outlive its target-Wthread-mismatched-lock-acq-relWarn about mismatched lock acquisition and release-Wthread-mismatched-lock-orderWarn about lock acquisition order inconsistent with what specified in the attributesWarn about a lock being acquired recursivelyWarn about potential thread safety issues when the code is annotated with thread safety attributesDoes nothing. For compatibility with clang thread safety analysis.Warn about function calls not properly protected by locks specified in the attributesWarn about shared variables not properly protected by locks specified in the attributes-Wthread-unsupported-lock-nameWarn about uses of unsupported lock names in attributesWarn about features not present in traditional CWarn of prototypes causing type conversions different from what would happen in the absence of prototypeWarn whenever a trampoline is generatedWarn if trigraphs are encountered that might affect the meaning of the programWarn if a comparison is always true or always false due to the limited range of the data typeWarn about @selector()s without previously declared methodsWarn if an undefined macro is used in an #if directiveWarn about underflow of numerical constant expressionsWarn about uninitialized automatic variablesWarn about unrecognized pragmasDoes nothing. Preserved for backward compatibility.Warn if the loop cannot be optimized due to nontrivial assumptions.Warn about unsuffixed float constantsWarn when a function parameter is only set, otherwise unusedWarn when a variable is only set, otherwise unusedWarn about unused dummy arguments.Warn when a function is unusedWarn when typedefs locally defined in a function are not usedWarn about macros defined in the main file that are not usedWarn when a function parameter is unusedWarn if a caller of a function, marked with attribute warn_unused_result, does not use its return valueWarn when an expression value is unusedWarn when a variable is unusedWarn about questionable usage of the macros used to retrieve variable argumentsWarn about using variadic macros-Wvector-operation-performanceWarn when a vector operation is compiled outside the SIMDWarn if a virtual base has a non-trivial move assignment operatorWarn if a variable length array is usedWarn when a register variable is declared volatileIn C++, nonzero means warn about deprecated conversion from string literals to 'char *'. In C, similar warning, except that the conversion is of course not deprecated by the ISO C standard.-Wzero-as-null-pointer-constantWarn when a literal '0' is used as null pointerA synonym for -std=c89 (for C) or -std=c++98 (for C++)-aux-info <file> Emit declaration information into <file>-d<letters> Enable dumps from specific passes of the compiler-dumpbase <file> Set the file basename to be used for dumps-dumpdir <dir> Set the directory name to be used for dumps--CLASSPATH Deprecated; use --classpath insteadGenerate position-independent code if possible (large mode)Generate position-independent code for executables if possible (large mode)Enforce class member access control semantics-fada-spec-parent=unit Dump Ada specs as child units of given parent-faggressive-function-eliminationEliminate multiple function invokations also for impure functions-faggressive-loop-optimizationsAggressively optimize loops using language constraintsEnable alignment of COMMON blocksAlign labels which are only reached by jumpingAll intrinsics procedures are available regardless of selected standard-fallow-parameterless-variadic-functionsAllow variadic functions without named parameterPermit the use of the assert keywordAllow optimization for floating-point arithmetic which may change the result of the operation due to rounding.Generate unwind tables that are exact at each instruction boundaryGenerate auto-inc/dec instructionsUse sample profile information for call graph node weights. The default profile file is fbdata.afdo in 'pwd'.Whether to assume the sample profile is accurate.-fauto-profile-record-coverage-in-elfWhether to record annotation coverage info in elf.Use sample profile information for call graph node weights. The profile file is specified in the argument.Do not treat local variables and COMMON blocks as if they were named in SAVE statementsSpecify that backslash in string introduces an escape characterProduce a backtrace when a runtime error is encountered-fblas-matmul-limit=<n> Size of the smallest matrix for which matmul will use BLAS--bootclasspath=<path> Replace system pathGenerated should be loaded by bootstrap loaderGenerate code to check bounds before indexing arraysReplace add, compare, branch with branch on count registerUse profiling information for branch probabilitiesPerform branch target load optimization before prologue / epilogue threading-fbranch-target-load-optimize2Perform branch target load optimization after prologue / epilogue threadingRestrict target load migration not to re-use registers in any basic block-fcall-saved-<register> Mark <register> as being preserved across functions-fcall-used-<register> Mark <register> as being corrupted by function callsSave registers around function callsWhere shorter, use canonicalized paths to systems headers.Produce a warning at runtime if a array temporary has been created for a procedure argumentCompare branch prediction result and autofdo profile information, store the result in a section in the generated elf file.-fcheck-branch-annotation-threshold=The number of executions a basic block needs to reach before GCC dumps its branch prediction information with -fcheck-branch-annotation.Compare the results of several data dependence analyzers.Check the return value of new in C++Generate checks for references to NULL-fcheck=[...] Specify which runtime checks are to be performed--classpath=<path> Set class path-fcoarray=[...] Specify which coarray parallelization should be usedLooks for opportunities to reduce stack adjustments and stack references.Do not put uninitialized globals in the common sectionRun only the second compilation of -fcompare-debug-fcompare-debug[=<opts>] Compile with and without e.g. -gtoggle, and compare the final-insns dumpPerform comparison elimination after register allocation has finishedAllow the arguments of the '?' operator to have different typesDoes nothing. Preserved for backward compatibility.Do not perform optimizations increasing noticeably stack usage-fconst-string-class=<name> Use class <name> for constant stringsno class name specified with %qs-fconstexpr-depth=<number> Specify maximum constexpr recursion depthUse big-endian format for unformatted filesUse little-endian format for unformatted filesUse native format for unformatted filesSwap endianness for unformatted filesPerform a register copy-propagation optimization passUse the Cray Pointer extensionPerform cross-jumping optimizationWhen running CSE, follow jumps to their targetsComplex multiplication and division follow Fortran rulesOmit range reduction step when performing complex divisionIgnore 'D' in column one in fixed formTreat lines with 'D' in column one as commentsPlace data items into their own sectionList all available debugging counters with their limits and counts.-fdbg-cnt=<counter>:<limit>[,<counter>:<limit>,...] Set the debug counter limit. Use the RTL dead code elimination passEmit debug annotations during preprocessingMap one directory name to another in debug informationOutput .debug_types section when using DWARF v4 debuginfo.Factor complex constructors and destructors to favor space over speed-fdeduce-init-list enable deduction of std::initializer_list for a template type parameter from a brace-enclosed initializer-listSet the default double precision kind to an 8 byte wide typeSet the default integer kind to an 8 byte wide typeMake functions no-throw/noexcept by defaultSet the default real kind to an 8 byte wide typeDefer popping functions args from stack until laterAttempt to fill delay slots of branch instructionsDelete dead instructions that may throw exceptionsDelete useless null pointer checksTry to convert virtual calls to direct ones.Perform speculative devirtualization-fdiagnostics-color=[never|always|auto] Colorize diagnosticsShow the source line with a caret indicating the column-fdiagnostics-show-location=[once|every-line] How often to emit source location at the beginning of line-wrapped diagnosticsAmend appropriate diagnostic messages with the command line option that controls them-fdisable-[tree|rtl|ipa]-<pass>=range1+range2 disables an optimization passAllow dollar signs in entity namesPermit '$' as an identifier characterUse the RTL dead store elimination pass-fdump-<type> Dump various compiler internals to a fileWrite all declarations as Ada code transitivelyWrite all declarations as Ada code for the given file only-fdump-final-insns=filename Dump to filename the insns at the end of translationDisplay the code tree after front end optimizationDisplay the code tree after parsing-fdump-go-spec=filename Write all declarations to file as Go codeSuppress output of addresses in debugging dumpsDisplay the code tree after parsing; deprecated optionSuppress output of instruction numbers, line number notes and addresses in debugging dumpsSuppress output of previous and next insn numbers in debugging dumpsEnable CFI tables via GAS assembler directives.Perform DWARF2 duplicate elimination-feliminate-unused-debug-symbolsPerform unused type elimination in debug info-feliminate-unused-debug-typesDo not suppress C++ class debug information.Print to stderr the mapping from module name and function id to assembler function name when -ftest-coverage, -fprofile-generate or -fprofile-use are active, for use in correlating function ids in gcda files with the function name.-femit-struct-debug-baseonly Aggressive reduced debug info for structs-femit-struct-debug-detailed=<spec-list> Detailed reduced debug info for structs-femit-struct-debug-reduced Conservative reduced debug info for structs-fenable-[tree|rtl|ipa]-<pass>=range1+range2 enables an optimization pass--encoding=<encoding> Choose input encoding (defaults from your locale)Generate code to check exception specifications-fexcess-precision=[fast|standard] Specify handling of excess floating-point precision-fexec-charset=<cset> Convert all strings and character constants to character set <cset>Perform a number of minor, expensive optimizationsInterpret imaginary, fixed-point, or other gnu number suffix as the corresponding number literal rather than a user-defined number literal.--extdirs=<path> Set the extension directory pathPermit universal character names (\u and \U) in identifiersSupport dynamic initialization of thread-local variables in a different translation unitSpecify that an external BLAS library should be used for matmul calls on large-size arraysOutput lto objects containing both the intermediate language and binary output.Input file is a file with a list of filenames to compileAssume no NaNs or infinities are generated-ffixed-<register> Mark <register> as being unavailable to the compilerAssume that the source file is fixed form-ffixed-line-length-<n> Use n as character line width in fixed modeAllow arbitrary character line width in fixed modeDon't allocate floats and doubles in extended-precision registersScope of for-init-statement variables is local to the loopAlways check for non gcj generated classes archivesPerform a forward propagation pass on RTL-ffp-contract=[off|on|fast] Perform floating-point expression contraction.-ffpe-summary=[...] Print summary of floating point exceptions-ffpe-trap=[...] Stop on following floating point exceptionsAssume that the source file is free form-ffree-line-length-<n> Use n as character line width in free modeAllow arbitrary character line width in free modeDo not assume that standard C libraries and "main" existInject friend functions into enclosing namespace-ffunction-attribute-list=attribute:name,... Add attribute to named functionsAllow function addresses to be held in registersPlace each function into its own sectionPerform global common subexpression eliminationPerform global common subexpression elimination after register allocation has finishedPerform redundant load after store elimination in global common subexpression eliminationPerform enhanced load motion during global common subexpression eliminationPerform store motion after global common subexpression eliminationRecognize GNU-defined keywordsGenerate code for GNU runtime environmentEnable support for GNU transactional memoryUse STB_GNU_UNIQUE if supported by the assemblerUse traditional GNU semantics for inline functionsAdd explicit checks for division overflow in INT_MIN / -1Add explicit checks for division by zero-fgo-dump-<type> Dump Go frontend internal information-fgo-optimize-<type> Turn on optimization passes in the frontend-fgo-pkgpath=<string> Set Go package path-fgo-prefix=<string> Set package-specific prefix for exported Go names-fgo-relative-import-path=<path> Treat a relative import as relative to pathEnable in and out of Graphite representationEnable Graphite Identity transformationEnable guessing of branch probabilities-fhandle-exceptions has been renamed -fexceptions (and is now on by default)Assume the runtime uses a hash table to map an object to its synchronization structureEnable hoisting adjacent loads to encourage generating conditional move instructionsAssume normal C execution environmentPerform conversion of conditional jumps to branchless equivalentsPerform conversion of conditional jumps to conditional executionExport functions even if they can be inlinedEmit implicit instantiations of inline templatesSpecify that no implicit typing is allowed, unless overridden by explicit IMPLICIT statementsEmit implicit instantiations of templatesGenerate instances of Class at runtimeUse offset tables for virtual method callsDo not generate .size directives-finit-character=<n> Initialize local character variables to ASCII value n-finit-integer=<n> Initialize local integer variables to nInitialize local variables to zero (from g77)-finit-logical=<true|false> Initialize local logical variables-finit-real=<zero|nan|inf|-inf> Initialize local real variablesEnable inlining of function declared "inline", disabling disables all inliningInline __atomic operations when a lock free instruction sequence is available.Integrate functions not declared "inline" into their callers when profitable-finline-functions-called-onceIntegrate functions only required by their single caller-finline-limit=<number> Limit the size of inlined functions to <number>Integrate functions into their callers when code size is known not to grow-finput-charset=<cset> Specify the default character set for source filesInstrument function entry and exit with profiling calls-finstrument-functions-exclude-file-list=-finstrument-functions-exclude-file-list=filename,... Do not instrument functions listed in files-finstrument-functions-exclude-function-list=-finstrument-functions-exclude-function-list=name,... Do not instrument listed functionsInterpret any INTEGER(4) as an INTEGER(8)Specify where to find the compiled intrinsic modulesPerform interprocedural constant propagationPerform cloning to make Interprocedural constant propagation strongerPerform interprocedural profile propagationPerform interprocedural points-to analysisDiscover pure and const functionsDiscover readonly and non addressable static variablesPerform interprocedural reduction of aggregates-fira-algorithm=[CB|priority] Set the used IRA algorithmUse IRA based register pressure calculation in RTL hoist optimizations.Use IRA based register pressure calculation in RTL loop optimizations.-fira-region=[one|all|mixed] Set regions for IRAShare slots for saving different hard registers.Share stack slots for spilled pseudo-registers.-fira-verbose=<number> Control IRA's level of diagnostic messages.-fisolate-erroneous-paths-attributeDetect paths which trigger erroneous or undefined behaviour due a NULL value being used in a way which is forbidden by a returns_nonnull or nonnull attribute. Isolate those paths from the main control flow and turn the statement with erroneous or undefined behaviour into a trap. -fisolate-erroneous-paths-dereferenceDetect paths which trigger erroneous or undefined behaviour due to dereferencing a NULL pointer. Isolate those paths from the main control flow and turn the statement with erroneous or undefined behaviour into a trap.Optimize induction variables on treesAssume native functions are implemented using JNIUse jump tables for sufficiently large switch statementsDon't emit dllexported inline functions unless neededGenerate code for functions even if they are fully inlinedEmit static const variables even if they are not usedAllow implicit conversions between vectors with differing numbers of subparts and/or differing element types.Give external symbols a leading underscoreTell DSE that the storage for a C++ object is dead when the constructor starts and when the destructor finishes.Relief of register pressure through live range shrinkageEnable Loop Blocking transformationEnable Loop Interchange transformationEnable the ISL based loop nest optimizerEnable Loop Strip Mining transformationEnable link-time optimization.-flto-compression-level=<number> Use zlib compression level <number> for ILPartition symbols and vars at linktime based on object files they originate fromPartition functions and vars at linktime into approximately same sized bucketsPut every symbol into separate partitionDisable partioning and streamingReport various link-time optimization statisticsReport various link-time optimization statistics for WPA onlyLink-time optimization with number of parallel jobs or jobserver.Run the link-time optimizer in local transformation (LTRANS) mode.Specify a file to which a list of files output by LTRANS is written.Set errno after built-in math functions-fmax-array-constructor=<n> Maximum number of objects in an array constructor-fmax-errors=<number> Maximum number of errors to report-fmax-identifier-length=<n> Maximum identifier length-fmax-stack-var-size=<n> Size in bytes of the largest array that will be put on the stack-fmax-subrecord-length=<n> Maximum length for subrecordsReport on permanent memory allocationReport on permanent memory allocation in WPA onlyAttempt to merge identical constants and constant variablesAttempt to merge identical constants across compilation unitsAttempt to merge identical debug strings across compilation units-fmessage-length=<number> Limit diagnostics to <number> characters per line. 0 suppresses line-wrappingSet default accessibility of module entities to PRIVATE.Perform SMS based modulo scheduling before the first scheduling passPerform SMS based modulo scheduling with register moves allowedMove loop invariant computations out of loopsDon't warn about uses of Microsoft extensionsGenerate code for NeXT (Apple Mac OS X) runtime environmentAssume that receivers of Objective-C messages may be nilEnables the unlimited vectorizer cost model. Preserved for backward compatibility.Support synchronous non-call exceptionsTreat a throw() exception specification as noexcept to improve code sizeSpecify which ABI to use for Objective-C family code and meta-data generation.Generate special Objective-C methods to initialize/destroy non-POD C++ ivars, if neededAllow fast jumps to the message dispatcherEnable Objective-C exception and synchronization syntaxEnable garbage collection (GC) in Objective-C/Objective-C++ programsEnable inline checks for nil receivers with the NeXT runtime and ABI version 2.Enable Objective-C setjmp exception handling runtimeConform to the Objective-C 1.0 language as implemented in GCC 4.0When possible do not generate stack framesEnable OpenMP (implies -frecursive in Fortran)Enable OpenMP's SIMD directivesRecognize C++ keywords like "compl" and "xor"Enable all optimization info dumps on stderr-fopt-info[-<type>=filename] Dump compiler optimization detailsOptimize sibling and tail recursive calls-foptimize-static-class-initializationEnable optimization of static class initialization codeEnable string length optimizations on treesTry to lay out derived types as compactly as possiblePack structure members together without holes-fpack-struct=<number> Set initial maximum structure member alignmentReturn small aggregates in memory, not registersLook for and use PCH files even when preprocessingLimit non-const non-FP loop peeling under profile estimates of large code footprintEnable machine specific peephole optimizationsEnable an RTL peephole pass before sched2Downgrade conformance errors to warningsGenerate position-independent code if possible (small mode)Generate position-independent code for executables if possible (small mode)Enable Plan 9 language extensionsUse PLT for PIC calls (-fno-plt: load the address from GOT at call site)-fplugin-arg-<name>-<key>[=<value>] Specify argument <key>=<value> for plugin <name>Report on memory allocation before interprocedural optimizationRun predictive commoning optimization.Generate prefetch instructions, if available, for arrays in loopsTreat the input file as already preprocessed-fno-pretty-templates Do not pretty-print template specializations as the template signature followed by the argumentsEnable basic program profiling codeInsert arc-based program profiling codeEnable correction of flow inconsistent profile data inputSet the top-level directory for storing the profile data. The default is 'pwd'.Dump CFG profile for comparison.Enable common options for generating profile info for profile feedback directed optimizationsfprofile-generate-atomic=[0..3] Atomically increments for profile counters.-fprofile-generate-buildinfo=filename Read build info to include in gcda file from filenameTurn on instrumentation sampling with -fprofile-generate with rate set by --param profile-generate-sampling-rate or environment variable GCOV_SAMPLING_RATEEnable common options for generating profile info for profile feedback directed optimizations, and set -fprofile-dir=Enable function reordering that improves code placementReport on consistency of profileSpecify a substring to be stripped from the profile base file nameEnable common options for performing profile feedback directed optimizationsEnable common options for performing profile feedback directed optimizations, and set -fprofile-dir=Insert code to profile values of expressionsProtect parentheses in expressions-frandom-seed=<string> Make compile reproducible using <string>Enable range checking during compilationInterpret any REAL(4) as a REAL(10)Interpret any REAL(4) as a REAL(16)Interpret any REAL(4) as a REAL(8)Interpret any REAL(8) as a REAL(10)Interpret any REAL(8) as a REAL(16)Interpret any REAL(8) as a REAL(4)Reallocate the LHS in assignmentsSame as -fassociative-math for expressions which include division.-frecord-compilation-info-in-elfRecord the compiler optimizations in a .gnu.switches.text section.Record gcc command line switches in the object file.Use a 4-byte record marker for unformatted filesUse an 8-byte record marker for unformatted filesAllocate local variables on the stack to allow indirect recursionReduce the amount of reflection meta-data generatedTurn on Redundant Extensions Elimination pass.Return small aggregates in registersPerform a register renaming optimization passReorder basic blocks to improve code placement-freorder-blocks-and-partitionReorder basic blocks and partition into hot and cold sectionsReorder functions to improve code placement-freorder-functions=[callgraph] Select the scheme for function reordering. This invokes a linker plugin. Generate .gnu.callgraph.text sections listing callees and edge counts.Copy array sections into a contiguous block on procedure entryUsed in Fix-and-Continue mode to indicate that object files may be swapped in at runtimeEnable automatic template instantiationFunctions which return values must end with return statementsAdd a common subexpression elimination pass after loop optimizations-freschedule-modulo-scheduled-loopsEnable/Disable the traditional scheduling in loops that already passed modulo schedulingPerform Dynamic Inter-Procedural Analysis.Allow -g enablement for -fripa -fprofile-generate compiles.Don't import an auxiliary module if it contains asm statementsDon't import an auxiliary module if the command line options mismatch with the primary moduleSubstitute substring in include paths with a new string to allow reuse profile data-fripa-no-promote-always-inline-funcDon't promote always inline static functions assuming they will be inlined and no copy is needed.Disable optimizations that assume default FP rounding behaviorGenerate run time type descriptor informationEnable coverage-guided fuzzing code instrumentation. Inserts call to __sanitizer_cov_trace_pc into every basic block.-fsched-critical-path-heuristicEnable the critical path heuristic in the schedulerEnable the dependent count heuristic in the schedulerEnable the group heuristic in the schedulerEnable scheduling across basic blocksEnable the last instruction heuristic in the schedulerEnable register pressure sensitive insn schedulingEnable the rank heuristic in the schedulerAllow speculative motion of non-loadsEnable the speculative instruction heuristic in the schedulerAllow speculative motion of some loadsAllow speculative motion of more loadsAllow premature scheduling of queued insnsSet 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-stalled-insns=<number> Set number of queued insns that can be prematurely scheduled-fsched-verbose=<number> Set the verbosity level of the schedulerIf scheduling post reload, do superblock schedulingReschedule instructions before register allocationReschedule instructions after register allocationAppend a second underscore if the name already contains an underscoreAccess data in the same section from shared anchor pointsPerform software pipelining of inner loops during selective scheduling-fsel-sched-pipelining-outer-loopsPerform software pipelining of outer loops during selective scheduling-fsel-sched-reschedule-pipelinedReschedule pipelined regions without pipeliningSchedule instructions using selective scheduling algorithmRun selective scheduling after reloadUse the same size for double as for floatUse the narrowest integer type possible for enumeration typesForce the underlying type for "wchar_t" to be "unsigned short"Show column numbers in diagnostics, when available. Default onEmit function prologues only before parts of the function that need it, rather than at the top of the function.Framepointer shrinkwrapping optimization.Apply negative sign to zero valuesDisable optimizations observable by IEEE signaling NaNsWhen "signed" or "unsigned" is not given make the bitfield signedDisable floating point optimizations that ignore the IEEE signedness of zeroSpecifies the vectorization cost model for code marked with a simd directiveConvert floating point constants to single precision constantsSupport delete operator with objetc's size as the second parameter.Set the source language versionSplit lifetimes of induction variables when loops are unrolledGenerate discontiguous stack framesSplit wide types into independent registersPut all local arrays on stack.Insert stack checking code into the program. Same as -fstack-check=specific-fstack-check=[no|generic|specific] Insert stack checking code into the program-fstack-limit-register=<register> Trap if the stack goes past <register>-fstack-limit-symbol=<name> Trap if the stack goes past symbol <name>Use propolice as a stack protection methodUse a stack protection method for every functionUse a smart stack protection method for certain functions-fstack-reuse=[all|named_vars|none] Set stack reuse level for local variables.Output stack usage information on a per-function basisDisplay statistics accumulated during compilationEnable assignability checks for stores into object arraysAssume strict aliasing rules applyPerform transformations based on enum precisionAssume that values of enumeration type are always within the minimum range of that typeTreat signed overflow as undefinedForce bitfield accesses to match their type widthImplement __atomic operations via libcalls to legacy __sync functionsCheck for syntax errors, then stop-ftabstop=<number> Distance between tab stops for column reportingSet the maximum number of template instantiation notes for a single warning or error-ftemplate-depth=<number> Specify maximum template instantiation depthCreate data files needed by "gcov"Perform jump threading optimizations-fno-threadsafe-statics Do not generate thread-safe code for initializing local staticsReport the time taken by each compiler pass-ftls-model=[global-dynamic|local-dynamic|initial-exec|local-exec] Set the default thread-local storage code generation modelReorder top level functions, variables, and asmsPerform superblock formation via tail duplication-ftrack-macro-expansion=<0|1|2> Track locations of tokens coming from macro expansion and display them in error messagesAssume floating-point operations can trapTrap for signed overflow in addition, subtraction and multiplicationEnable SSA-BIT-CCP optimization on treesEnable conditional dead code elimination for builtin callsEnable SSA-CCP optimization on treesEnable loop header copying on treesEnable coalescing of copy-related user variables that are inlinedEnable coalescing of all copy-related user variablesEnable copy propagation on treesReplace SSA temporaries with better names in copiesTransform condition stores into unconditional onesEnable SSA dead code elimination optimization on treesEnable dominator optimizationsEnable forward propagation on treesEnable Full Redundancy Elimination (FRE) on trees-ftree-loop-distribute-patternsEnable loop distribution for patterns transformed into a library callEnable loop distribution on treesConvert conditional jumps in innermost loops to branchless equivalentsAlso if-convert conditional jumps containing memory writesEnable loop invariant motion on treesCreate canonical induction variables in loopsEnable loop interchange transforms. Same as -floop-interchangeEnable loop optimizations on tree levelEnable loop vectorization on treesPerform live range splitting during the SSA->normal passEnable automatic parallelization of loopsIn SSA-PRE optimization on trees, enable partial-partial redundancy eliminationEnable hoisting loads from conditional pointers.Enable SSA-PRE optimization on treesPerform function-local points-to analysis on trees.Enable reassociation on tree levelEnable copy propagation of scalar-evolution information.Enable SSA code sinking on treesEnable basic block vectorization (SLP) on treesPerform straight-line strength reductionPerform scalar replacement of aggregatesPerform conversions of switch initializations.Replace temporary expressions in the SSA->normal passPerform Value Range Propagation on treesWhen generating two-level line tables in DWARF (experimental), add linkage names for all functions (not just inlined functions).Use two-level line tables in DWARF (experimental).Append underscores to externally visible namesCompile whole compilation unit at a timePerform loop unrolling for all loopsLimit non-const non-FP loop unrolling under profile estimates of large code footprintPerform loop unrolling when iteration count is knownAllow loop optimizations to assume that the loops behave in normal wayAllow math optimizations that may violate IEEE or ISO standardsWhen "signed" or "unsigned" is not given make the bitfield unsignedMake "char" unsigned by defaultJust generate unwind tables for exception handlingGenerate code for built-in atomic operationsGenerate code for the Boehm GCUse __cxa_atexit to register destructorsUse __cxa_get_exception_ptr in exception handlingCall a library routine to do integer divisionsUse the bfd linker instead of the default linkerUse the gold linker instead of the default linkerUse the mcld linker instead of the default linkerPerform variable tracking by annotating assignments-fvar-tracking-assignments-toggleToggle -fvar-tracking-assignmentsPerform variable tracking and also tag variables that are uninitialized-fvariable-expansion-in-unrollerApply variable expansion when loops are unrolledEnables the dynamic vectorizer cost model. Preserved for backward compatibility.Specifies the cost model for vectorizationAdd extra commentary to assembler outputMarks all inlined functions and methods as having hidden visibilityChanges visibility to match Microsoft Visual Studio by default-fvisibility=[default|internal|hidden|protected] Set the default symbol visibilityUse expression value profiles in optimizationsValidate vtable pointers before using them.Output vtable verification counters.Output vtable verification pointer sets information.Emit common-like symbols as weak symbolsConstruct webs and split unrelated uses of single variablePerform whole program optimizations-fwide-exec-charset=<cset> Convert all wide strings and character constants to character set <cset>Generate a #line directive pointing at the current working directoryRun the link-time optimizer in whole program analysis (WPA) mode.Whole program analysis (WPA) mode with number of parallel jobs specified.Assume signed arithmetic overflow wraps aroundPut zero initialized data in the bss sectionGenerate lazy class lookup (via objc_getClass()) for use in Zero-Link modeGenerate debug information in default formatGenerate debug information in COFF formatGenerate debug information in default version of DWARF formatGenerate debug information in DWARF v2 (or later) formatDump declarations to a .decl fileGenerate debug information in default extended formatGenerate DWARF pubnames and pubtypes sections with GNU extensions.Generate DWARF line number tables and no other debug sectionsGenerate debug information at level 1 with minimal line table-gnat<options> Specify options to GNATSet name of output ALI file (internal switch)Don't generate DWARF pubnames and pubtypes sections.Don't record gcc command line switches in DWARF DW_AT_producer.Don't generate debug information in separate .dwo filesEmit DWARF additions beyond selected versionGenerate DWARF pubnames and pubtypes sections.Record gcc command line switches in DWARF DW_AT_producer.Generate debug information in separate .dwo filesGenerate debug information in STABS formatGenerate debug information in extended STABS formatDon't emit DWARF additions beyond selected versionToggle debug information generationGenerate debug information in VMS formatGenerate debug information in XCOFF formatGenerate debug information in extended XCOFF format-idirafter <dir> Add <dir> to the end of the system include path-imacros <file> Accept definition of macros in <file>-imultiarch <dir> Set <dir> to be the multiarch include subdirectory-imultilib <dir> Set <dir> to be the multilib include subdirectory-include <file> Include the contents of <file> before other files-iplugindir=<dir> Set <dir> to be the default plugin directory-iprefix <path> Specify <path> as a prefix for next two options-iquote <dir> Add <dir> to the end of the quote include path-isysroot <dir> Set <dir> to be the system root directory-isystem <dir> Add <dir> to the start of the system include path-iwithprefix <dir> Add <dir> to the end of the system include path-iwithprefixbefore <dir> Add <dir> to the end of the main include path-mabi=ABI Generate code that conforms to the given ABIGenerate code that can be used in SVR4-style dynamic objects-mabs=MODE Select the IEEE 754 ABS/NEG instruction execution modeGenerate code for the Android platform.-march=ISA Generate code for the given ISA-mbranch-cost=COST Set the cost of branches to roughly COST instructionsUse Branch Likely instructions, overriding the architecture defaultTrap on integer divide by zero-mcode-readable=SETTING Specify when instructions are allowed to access codeSpecify the compact branch usage policy never Only use delay slot branches optimal Use compact branches where beneficial always Only use compact branchesUse branch-and-break sequences to check for integer divide by zeroUse trap instructions to check for integer divide by zeroAllow the use of MDMX instructionsAllow hardware floating-point instructions to cover both 32-bit and 64-bit operationsUse MIPS-DSP REV 2 instructionsUse MIPS-DSP Rev 3 instructionsUse Enhanced Virtual Addressing instructionsUse NewABI-style %reloc() assembly operatorsUse -G for data that is not defined by the current objectWork around certain 24K errataWork around certain R10000 errataWork around certain R4000 errataWork around certain R4400 errataWork around certain RM7000 errataWork around errata for early SB-1 revision 2 coresWork around certain VR4120 errataWork around VR4130 mflo/mfhi errataWork around an early 4300 hardware bugSwitch on/off MIPS16 ASE on alternating functions for compiler testing-mflush-func=FUNC Use FUNC to flush the cache before calling stack trampolinesUse 32-bit floating-point registersUse 64-bit floating-point registersGenerate floating-point multiply-add instructionsUse GP-relative addressing to access small dataAllow the use of hardware floating-point ABI and instructionsUse integer madd/msub instructionsGenerate code that is link-compatible with MIPS16 and microMIPS code.An alias for minterlink-compressed provided for backward-compatibility.-mipsN Generate code for ISA level NUse ldc1/ldxc1 and sdc1/sdxc1 instructionUse ll, sc and sync instructionsUse PMC-style 'mad' instructionsPass the address of the ra save location to _mcount in $12Use MIPS MSA Extension instructionsAllow the use of MT instructionsAllow the use of MXU instructions-mnan=ENCODING Select the IEEE 754 NaN data encodingPrevent the use of all floating-point operationsDo not use a cache-flushing function before calling stack trampolinesDo not use MIPS-3D instructionsEnable use of odd-numbered single-precision registersUse paired-single floating-point instructionsWhen generating -mabicalls code, allow executables to use PLTs and copy relocations-mr10k-cache-barrier=SETTING Specify when r10k cache barriers should be insertedTry to allow the linker to turn PIC calls into direct callsWhen generating -mabicalls code, make the code suitable for use in shared librariesRestrict the use of hardware floating-point instructions to 32-bit operationsPrevent the use of all hardware floating-point instructionsOptimize lui/addiu address loadsAssume all symbols have 32-bit valuesUse synci instruction to invalidate i-cache-mtune=PROCESSOR Optimize the output for PROCESSORPut uninitialized constants in ROM (needs -membedded-data)Use Virtualization Application Specific instructionsPerform VR4130-specific alignment optimizationsUse eXtended Physical Address (XPA) instructionsCreate a position dependent executableDo not search standard system include directories (those specified with -isystem will still be used)Do not search standard system include directories for C++Do not look for object files in standard path-o <file> Place output into <file>Like -pedantic but issue them as errorsCreate a position independent executableGenerate C header of platform-specific featuresDo not display functions compiled or elapsed timeRemap file names when including filesStatically link the GNU Fortran helper library (libgfortran)Conform to the ISO 1998 C++ standard revised by the 2003 technical corrigendumDeprecated in favor of -std=c++11Conform to the ISO 2011 C++ standardConform to the ISO 2014(?) C++ draft standard (experimental and incomplete support)Conform to the ISO 2011 C standard (experimental and incomplete support)Deprecated in favor of -std=c11Conform to the ISO 1990 C standardConform to the ISO 1999 C standardDeprecated in favor of -std=c99Conform to the ISO Fortran 2003 standardConform to the ISO Fortran 2008 standardConform to the ISO Fortran 2008 standard including TS 29113Conform to the ISO Fortran 95 standardConform to nothing in particularConform to the ISO 1998 C++ standard revised by the 2003 technical corrigendum with GNU extensionsDeprecated in favor of -std=gnu++11Conform to the ISO 2011 C++ standard with GNU extensions (experimental and incomplete support)Conform to the ISO 201y(7?) C++ draft standard with GNU extensions (experimental and incomplete support)Conform to the ISO 2011 C standard with GNU extensions (experimental and incomplete support)Deprecated in favor of -std=gnu11Conform to the ISO 1990 C standard with GNU extensionsConform to the ISO 1999 C standard with GNU extensionsDeprecated in favor of -std=gnu99Conform to the ISO 1990 C standard as amended in 1994Deprecated in favor of -std=iso9899:1999Accept extensions to support legacy codeEnable traditional preprocessing-trigraphs Support ISO C trigraphsDo not predefine system-specific and GCC-specific macrosDisplay the compiler's versionunknown excess precision style %qsunknown floating point contraction style %qsunrecognized function reorder value %qsKnown MIPS ABIs (for use with the -mabi= option):Known MIPS CPUs (for use with the -march= and -mtune= options):Policies available for use with -mcompact-branches=Valid arguments to -mcode-readable=:Known MIPS IEEE 754 settings (for use with the -mabs= and -mnan= options):Known MIPS ISA levels (for use with the -mips option):Valid arguments to -mr10k-cache-barrier=:unrecognized visibility value %qsunknown vectorizer cost model %qsunknown vtable verify initialization priority %qs/usr/local/google/buildbot/src/android/gcc/toolchain/build/../gcc/gcc-4.9/gcc/vec.c/usr/local/google/buildbot/src/android/gcc/toolchain/build/../gcc/gcc-4.9/gcc/hooks.c%s: all warnings being treated as errors%s: some warnings being treated as errorsIn file included from %r%s:%d:%d%RIn file included from %r%s:%d%R,
/prebuilts/gcc/linux-x86/x86/x86_64-linux-android-4.9/bin/
H A Dx86_64-linux-android-gcc-4.9.x4008 optimizersinvalid --param value %qs-Werror=%s: no option -%snospecificshiftinteger-divide-by-zerounreachablevla-boundreturnnullsigned-integer-overflowboolenumtargetwarningsundocumentedparamsjoinedseparatecommonstabscoffdwarf-2xcoffvmsmissing argument to %qs-Wno--W-fno--f-mno---debug=-g--machine---machine-no---machine=--machine=no---machine--optimize=-O--std=-std=--std--warn---warn-no-----no-options.cpreinitstdcheapdynamicunlimitedglobal-dynamicinitial-execlocal-dynamiclocal-execgnugnu2defaulthiddeninternalprotectedbyte_looplibcalllooprep_4byterep_8byterep_byteunrolled_loopvector_loopallnamed_varsglobaltlslongshortacmlsvmlmixedoneCBprioritycallgraph387387+sse387,ssebothssesse+387sse,387fastoffonstandardevery-lineoncealwaysautonever32kernellargemediumsmallmssysvatt-###--CLASSPATH--all-warnings--ansi--assemble--assertassertion missing after 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%qs--include-directory-after--include-directory-after=--include-directory=--include-prefix--include-prefix=--include-with-prefix--include-with-prefix-after--include-with-prefix-after=--include-with-prefix-before--include-with-prefix-before=--include-with-prefix=--include=--language--language=--library-directory--library-directory=--no-canonical-prefixes--no-integrated-cpp--no-line-commands--no-pie--no-standard-includes--no-standard-libraries--no-sysroot-suffix--no-warnings--optimize--output--output-class-directory--output-class-directory=--output-pch=--output=--param--param=--pass-exit-codes--pedantic--pedantic-errors--pie--pipe--prefix--prefix=--preprocess--print-file-name--print-file-name=--print-libgcc-file-name--print-multi-directory--print-multi-lib--print-multi-os-directory--print-multiarch--print-prog-name--print-prog-name=--print-search-dirs--print-sysroot--profile--resource--resource=--save-temps--shared--specs--specs=--static--symbolic--sysroot--sysroot=Alias for --help=target--time--trace-includes--traditional--traditional-cpp--trigraphs--undefine-macro--undefine-macro=--user-dependencies--verbose--write-dependencies--write-user-dependencies-A-B-CDo not discard comments-CC-CLASSPATH-D-E-H-I-J-MGenerate make dependencies-MD-MD_-MF-MG-MM-MMD-MMD_-MP-MQ-MT-N-Ofast-Og-Os-P-Q-Qn-Qy-R-S-T-Tbss-Tbss=-Tdata-Tdata=-Ttext-Ttext=-U-U<macro> Undefine <macro>-Wa,-Wabi-Wabi-tag-Waddress-Waggregate-return-Waliasing-Walign-commons-WallEnable most warning messages-Wall-deprecation-Wall-javadoc-Wampersand-Warray-bounds-Warray-temporaries-Wassert-identifier-Wassign-intercept-Wattributes-Wbad-function-cast-Wboxing-Wbuiltin-macro-redefined-Wc++-compat-Wc++0x-compat-Wc++11-compat-Wc-binding-type-Wcast-align-Wcast-qual-Wchar-concat-Wchar-subscripts-Wcharacter-truncation-Wclobbered-Wcomment-WcommentsSynonym for 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all -Wunused- warnings-Wunused-argument-Wunused-but-set-parameter-Wunused-but-set-variable-Wunused-dummy-argument-Wunused-function-Wunused-import-Wunused-labelWarn when a label is unused-Wunused-local-Wunused-local-typedefs-Wunused-macros-Wunused-parameter-Wunused-private-Wunused-result-Wunused-thrown-Wunused-value-Wunused-variable-Wuseless-castWarn about useless casts-Wuseless-type-check-Wvarargs-Wvarargs-cast-Wvariadic-macros-Wvirtual-move-assign-Wvla-Wvolatile-register-var-Wwarning-token-Wwrite-strings-WzerotripWarn about zero-trip DO loops-Xassembler-Xclang-only=-Xlinker-Xpreprocessor-Z-ansi-aux-info-aux-info=-auxbase-auxbase-strip-bootclasspath-c-canonical-prefixes-classpath-coverage-cppEnable preprocessing-cpp=-d-dumpbase-dumpdir-dumpmachine-dumpspecs-dumpversion-e-encoding-export-dynamic-extdirs-fCLASSPATH=-fPIC-fPIE-fRTS=Select the runtime-fabi-version=-faccess-control-fada-spec-parent=-falign-commons-falign-functionsAlign the start of 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Plus-fclasspath=-fcoarray=-fcombine-stack-adjustments-fcommon-fcompare-debug-fcompare-debug-second-fcompare-elim-fcompile-resource=-fcond-mismatch-fconserve-space-fconserve-stack-fconstant-string-class=-fconstexpr-depth=-fconvert=big-endian-fconvert=little-endian-fconvert=native-fconvert=swap-fcprop-registers-fcray-pointer-fcrossjumping-fcse-follow-jumps-fcse-skip-blocks-fcx-fortran-rules-fcx-limited-range-fd-lines-as-code-fd-lines-as-comments-fdata-sections-fdbg-cnt-list-fdbg-cnt=-fdce-fdebug-cpp-fdebug-prefix-map=-fdebug-types-section-fdeclone-ctor-dtor-fdeduce-init-list-fdefault-double-8-fdefault-inline-fdefault-integer-8-fdefault-noexcept-fdefault-real-8-fdefer-pop-fdelayed-branch-fdelete-dead-exceptions-fdelete-null-pointer-checks-fdevirtualize-fdevirtualize-speculatively-fdiagnostics-color-fdiagnostics-color=-fdiagnostics-show-caret-fdiagnostics-show-location=-fdiagnostics-show-option-fdirectives-onlyPreprocess directives 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convention-ffast-math-ffat-lto-objects-ffilelist-file-ffinite-math-only-ffixed--ffixed-form-ffixed-line-length--ffixed-line-length-none-ffloat-store-ffor-scope-fforce-addr-fforce-classes-archive-check-fforward-propagate-ffp-contract=-ffpe-summary=-ffpe-trap=-ffree-form-ffree-line-length--ffree-line-length-none-ffreestanding-ffriend-injection-ffrontend-optimizeEnable front end optimization-ffunction-attribute-list=-ffunction-cse-ffunction-sections-fgcse-fgcse-after-reload-fgcse-las-fgcse-lm-fgcse-sm-fgnu-keywords-fgnu-runtime-fgnu-tm-fgnu-unique-fgnu89-inline-fgo-check-divide-overflow-fgo-check-divide-zero-fgo-dump--fgo-optimize--fgo-pkgpath=-fgo-prefix=-fgo-relative-import-path=-fgraphite-fgraphite-identity-fguess-branch-probability-fguiding-decls-fhandle-exceptions-fhash-synchronization-fhelp-fhelp=-fhoist-adjacent-loads-fhonor-std-fhosted-fhuge-objects-fidentProcess #ident directives-fif-conversion-fif-conversion2-fimplement-inlines-fimplicit-inline-templates-fimplicit-none-fimplicit-templates-findirect-classes-findirect-dispatch-findirect-inliningPerform indirect 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partial inlining-fpcc-struct-return-fpch-deps-fpch-preprocess-fpeel-codesize-limit-fpeel-loopsPerform loop peeling-fpeephole-fpeephole2-fpermissive-fpic-fpie-fplan9-extensions-fplt-fplugin-arg--fplugin=Specify a plugin to load-fpost-ipa-mem-report-fpre-ipa-mem-report-fpredictive-commoning-fprefetch-loop-arrays-fpreprocessed-fpretty-templates-fprofile-fprofile-arcs-fprofile-correction-fprofile-dir=-fprofile-dump-fprofile-generate-fprofile-generate-atomic=-fprofile-generate-buildinfo=-fprofile-generate-sampling-fprofile-generate=-fprofile-reorder-functions-fprofile-report-fprofile-strip=-fprofile-use-fprofile-use=-fprofile-values-fprotect-parens-frandom-seed-frandom-seed=-frange-check-freal-4-real-10-freal-4-real-16-freal-4-real-8-freal-8-real-10-freal-8-real-16-freal-8-real-4-frealloc-lhs-freciprocal-math-frecord-gcc-switches-frecord-marker=4-frecord-marker=8-frecursive-freduced-reflection-free-freg-struct-return-fregmove-frename-registers-freorder-blocks-freorder-functions-freorder-functions=-frepack-arrays-freplace-objc-classes-frepo-frequire-return-statement-frerun-cse-after-loop-frerun-loop-opt-fresolution=The resolution 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trees-ftree-ter-ftree-vect-loop-version-ftree-vectorizeEnable vectorization on trees-ftree-vectorizer-verbose=-ftree-vrp-ftwo-level-all-subprogs-ftwo-level-line-tables-funderscoring-funit-at-a-time-funroll-all-loops-funroll-codesize-limit-funroll-loops-funsafe-loop-optimizations-funsafe-math-optimizations-funsigned-bitfields-funsigned-char-funswitch-loopsPerform loop unswitching-funwind-tables-fuse-atomic-builtins-fuse-boehm-gc-fuse-cxa-atexit-fuse-cxa-get-exception-ptr-fuse-divide-subroutine-fuse-ld=bfd-fuse-ld=gold-fuse-ld=mcld-fuse-linker-plugin-fvar-trackingPerform variable tracking-fvar-tracking-assignments-fvar-tracking-uninit-fvect-cost-model-fvect-cost-model=-fverbose-asm-fversion-fvisibility-inlines-hidden-fvisibility-ms-compat-fvisibility=-fvpt-fvtable-gc-fvtable-thunks-fvtable-verify=-fvtv-counts-fvtv-debug-fweak-fweb-fwhole-file-fwhole-program-fwide-exec-charset=-fworking-directory-fwpa-fwpa=-fwrapv-fxref-fzee-fzero-initialized-in-bss-fzero-link-gantCatch typos-gcoff-gdwarf-gdwarf--gen-decls-gfission-ggdb-ggnu-pubnames-gline-tables-only-gmlt-gnat-gnatO-gno-fission-gno-pubnames-gno-record-gcc-switches-gno-split-dwarf-gno-strict-dwarf-gpubnames-grecord-gcc-switches-gsplit-dwarf-gstabs-gstabs+-gstrict-dwarf-gvms-gxcoff-gxcoff+-h-idirafter-imacros-include-iquote-iwithprefix-iwithprefixbefore-k8Synonym of -gnatk8-lang-asm-m128bit-long-doublesizeof(long double) is 16-m16Generate 16bit i386 code-m32Generate 32bit i386 code-m3dnow-m3dnowa-m64Generate 64bit x86-64 code-m80387Use hardware fp-m8bit-idiv-m96bit-long-doublesizeof(long double) is 12-mabi=-mabm-maccumulate-outgoing-args-maddress-mode=Use given address mode-madx-maes-malign-double-malign-functions=-malign-jumps=-malign-loops=-malign-stringops-mandroid-march=Generate code for given CPU-masm=Use given assembler dialect-mavx-mavx2-mavx256-split-unaligned-load-mavx512cd-mavx512er-mavx512f-mavx512pf-mbionicUse Bionic C library-mbmi-mbmi2-mbranch-cost=-mcld-mcmodel=Use given x86-64 code model-mcpu=-mcrc32-mcx16-mdispatch-scheduler-mdump-tune-features-mf16c-mfancy-math-387-mfentry-mfma-mfma4-mforce-drap-mfp-ret-in-387-mfpmath=-mfsgsbase-mfused-madd-mfxsr-mglibcUse GNU C library-mhard-float-mhle-mieee-fp-mincoming-stack-boundary=-minline-all-stringops-mintel-syntax-mlarge-data-threshold=-mlong-double-128Use 128-bit long double-mlong-double-64Use 64-bit long double-mlong-double-80Use 80-bit long double-mlwp-mlzcnt-mmemcpy-strategy=-mmemset-strategy=-mmmx-mmovbe-mms-bitfields-mno-align-stringops-mno-defaultClear all tune features-mno-fancy-math-387-mno-push-args-mno-red-zone-mno-sse4-momit-leaf-frame-pointer-mpc32-mpc64-mpc80-mpclmul-mpopcnt-mprefer-avx128-mpreferred-stack-boundary=-mprefetchwt1-mprfchwSupport PREFETCHW instruction-mpush-args-mrdrnd-mrdseedSupport RDSEED instruction-mrecip-mrecip=-mred-zone-mregparm=-mrtdAlternate calling convention-mrtm-msahf-msha-msoft-floatDo not use hardware fp-msse-msse2-msse2avx-msse3-msse4-msse4.1-msse4.2-msse4a-msse5%<-msse5%> was removed-msseregparm-mssse3-mstack-arg-probeEnable stack probing-mstack-protector-guard=-mstackrealignRealign stack in prologue-mstringop-strategy=-mtbm-mtls-dialect=-mtls-direct-seg-refs-mtune-ctrl=-mtune=Schedule code for given CPU-muclibcUse uClibc C library-mveclibabi=Vector library ABI to use-mvect8-ret-in-mem-mvzeroupper-mx32Generate 32bit x86-64 code-mxop-mxsave-mxsaveoptSupport XSAVEOPT instruction-n-no-canonical-prefixes-no-integrated-cpp-no-pie-nocppDisable preprocessing-nodefaultlibs-nostartfiles-nostdinc-nostdinc++-nostdlib-pEnable function profiling-pass-exit-codes-pedantic-pedantic-errors-pg-pie-pipe-posix-print-file-name=-print-libgcc-file-name-print-multi-directory-print-multi-lib-print-multi-os-directory-print-multiarch-print-objc-runtime-info-print-prog-name=-print-search-dirs-print-sysroot-print-sysroot-headers-suffix-profile-pthread-quiet-r-rdynamic-remap-s-s-bc-abi-save-temps-save-temps=-sharedCreate a shared library-shared-libgcc-specs-specs=-static-static-libasan-static-libgcc-static-libgcj-static-libgfortran-static-libgo-static-liblsan-static-libstdc++-static-libtsan-static-libubsan-std=c++03-std=c++0x-std=c++11-std=c++14-std=c++1y-std=c++98-std=c11-std=c1x-std=c89-std=c90-std=c99-std=c9x-std=f2003-std=f2008-std=f2008ts-std=f95-std=gnu-std=gnu++03-std=gnu++0x-std=gnu++11-std=gnu++14-std=gnu++1y-std=gnu++98-std=gnu11-std=gnu1x-std=gnu89-std=gnu90-std=gnu99-std=gnu9x-std=iso9899:1990-std=iso9899:199409-std=iso9899:1999-std=iso9899:199x-std=iso9899:2011-std=legacy-symbolic-t-time-time=-tno-android-cc-tno-android-ld-traditional-traditional-cpp-trigraphs-u-undef-vEnable verbose output-version-wSuppress warnings-wrapper-x-zAdaAdaSCILAdaWhyCC++FortranGoJavaLTOObjCObjC++Valid arguments to -mfpmath=:unknown IRA algorithm %qsunknown IRA region %qsunknown Stack Reuse Level %qsunknown TLS model %qs: %s%s%s
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4123 All options with the desired characteristics have already been displayedThe following options are not documenteddebug format "%s" conflicts with prior selectionunrecognised debug output level "%s"debug output level %s is too highargument %qs to %<-femit-struct-debug-detailed%> unknown%<-femit-struct-debug-detailed=dir:...%> must allow at least as much as %<-femit-struct-debug-detailed=ind:...%>argument %qs to %<-femit-struct-debug-detailed%> not recognizedargument to %<-O%> should be a non-negative integer, %<g%>, %<s%> or %<fast%>section anchors must be disabled when unit-at-a-time is disabledtoplevel reorder must be disabled when unit-at-a-time is disabledtransactional memory is not supported with non-call exceptionssection anchors must be disabled when toplevel reorder is disabled-freorder-blocks-and-partition does not work with exceptions on this architecture-freorder-blocks-and-partition does not support unwind info on this architecture-freorder-blocks-and-partition does not work on this architecture-fno-fat-lto-objects are supported only with linker pluginonly one -flto-partition value can be specified%<-fsplit-stack%> is not supported by this compiler configurationDebug generation via -g option disabled under -fripa -fprofile-generate (use -fripa-allow-debug to override)-fsanitize=address is incompatible with -fsanitize=kernel-address-fsanitize=address and -fsanitize=kernel-address are incompatible with -fsanitize=thread%s: --param arguments should be of the form NAME=VALUE--help argument %q.*s is ambiguous, please be more specificunrecognized argument to --help= option: %q.*sgetting core file size maximum limit: %msetting core file size limit to maximum: %munrecognized gcc debugging option: %cstructure alignment must be a small power of two, not %dunknown stack check parameter "%s"%<-gdwarf%s%> is ambiguous; use %<-gdwarf-%s%> for DWARF version or %<-gdwarf -g%s%> for debug leveldwarf version %d is not supportedunrecognized argument to -fsanitize= option: %q.*s/usr/local/google/buildbot/src/android/gcc/toolchain/build/../gcc/gcc-4.9/gcc/opts-common.ccommand line option %qs is not supported by this configurationargument to %qs should be a non-negative integerunrecognized argument in option %qsvalid arguments to %qs are: %s--help=<class> Display descriptions of a specific class of options. <class> is one or more of optimizers, target, warnings, undocumented, params--param <param>=<value> Set parameter <param> to value. 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For compatibility with clang thread safety analysis.Warn about function calls not properly protected by locks specified in the attributesWarn about shared variables not properly protected by locks specified in the attributes-Wthread-unsupported-lock-nameWarn about uses of unsupported lock names in attributesWarn about features not present in traditional CWarn of prototypes causing type conversions different from what would happen in the absence of prototypeWarn whenever a trampoline is generatedWarn if trigraphs are encountered that might affect the meaning of the programWarn if a comparison is always true or always false due to the limited range of the data typeWarn about @selector()s without previously declared methodsWarn if an undefined macro is used in an #if directiveWarn about underflow of numerical constant expressionsWarn about uninitialized automatic variablesWarn about unrecognized pragmasDoes nothing. Preserved for backward compatibility.Warn if the loop cannot be optimized due to nontrivial assumptions.Warn about unsuffixed float constantsWarn when a function parameter is only set, otherwise unusedWarn when a variable is only set, otherwise unusedWarn about unused dummy arguments.Warn when a function is unusedWarn when typedefs locally defined in a function are not usedWarn about macros defined in the main file that are not usedWarn when a function parameter is unusedWarn if a caller of a function, marked with attribute warn_unused_result, does not use its return valueWarn when an expression value is unusedWarn when a variable is unusedWarn about questionable usage of the macros used to retrieve variable argumentsWarn about using variadic macros-Wvector-operation-performanceWarn when a vector operation is compiled outside the SIMDWarn if a virtual base has a non-trivial move assignment operatorWarn if a variable length array is usedWarn when a register variable is declared volatileIn C++, nonzero means warn about deprecated conversion from string literals to 'char *'. In C, similar warning, except that the conversion is of course not deprecated by the ISO C standard.-Wzero-as-null-pointer-constantWarn when a literal '0' is used as null pointerA synonym for -std=c89 (for C) or -std=c++98 (for C++)-aux-info <file> Emit declaration information into <file>-d<letters> Enable dumps from specific passes of the compiler-dumpbase <file> Set the file basename to be used for dumps-dumpdir <dir> Set the directory name to be used for dumps--CLASSPATH Deprecated; use --classpath insteadGenerate position-independent code if possible (large mode)Generate position-independent code for executables if possible (large mode)Enforce class member access control semantics-fada-spec-parent=unit Dump Ada specs as child units of given parent-faggressive-function-eliminationEliminate multiple function invokations also for impure functions-faggressive-loop-optimizationsAggressively optimize loops using language constraintsEnable alignment of COMMON blocksAlign labels which are only reached by jumpingAll intrinsics procedures are available regardless of selected standard-fallow-parameterless-variadic-functionsAllow variadic functions without named parameterPermit the use of the assert keywordAllow optimization for floating-point arithmetic which may change the result of the operation due to rounding.Generate unwind tables that are exact at each instruction boundaryGenerate auto-inc/dec instructionsUse sample profile information for call graph node weights. The default profile file is fbdata.afdo in 'pwd'.Whether to assume the sample profile is accurate.-fauto-profile-record-coverage-in-elfWhether to record annotation coverage info in elf.Use sample profile information for call graph node weights. The profile file is specified in the argument.Do not treat local variables and COMMON blocks as if they were named in SAVE statementsSpecify that backslash in string introduces an escape characterProduce a backtrace when a runtime error is encountered-fblas-matmul-limit=<n> Size of the smallest matrix for which matmul will use BLAS--bootclasspath=<path> Replace system pathGenerated should be loaded by bootstrap loaderGenerate code to check bounds before indexing arraysReplace add, compare, branch with branch on count registerUse profiling information for branch probabilitiesPerform branch target load optimization before prologue / epilogue threading-fbranch-target-load-optimize2Perform branch target load optimization after prologue / epilogue threadingRestrict target load migration not to re-use registers in any basic block-fcall-saved-<register> Mark <register> as being preserved across functions-fcall-used-<register> Mark <register> as being corrupted by function callsSave registers around function callsWhere shorter, use canonicalized paths to systems headers.Produce a warning at runtime if a array temporary has been created for a procedure argumentCompare branch prediction result and autofdo profile information, store the result in a section in the generated elf file.-fcheck-branch-annotation-threshold=The number of executions a basic block needs to reach before GCC dumps its branch prediction information with -fcheck-branch-annotation.Compare the results of several data dependence analyzers.Check the return value of new in C++Generate checks for references to NULL-fcheck=[...] Specify which runtime checks are to be performed--classpath=<path> Set class path-fcoarray=[...] Specify which coarray parallelization should be usedLooks for opportunities to reduce stack adjustments and stack references.Do not put uninitialized globals in the common sectionRun only the second compilation of -fcompare-debug-fcompare-debug[=<opts>] Compile with and without e.g. -gtoggle, and compare the final-insns dumpPerform comparison elimination after register allocation has finishedAllow the arguments of the '?' operator to have different typesDoes nothing. Preserved for backward compatibility.Do not perform optimizations increasing noticeably stack usage-fconst-string-class=<name> Use class <name> for constant stringsno class name specified with %qs-fconstexpr-depth=<number> Specify maximum constexpr recursion depthUse big-endian format for unformatted filesUse little-endian format for unformatted filesUse native format for unformatted filesSwap endianness for unformatted filesPerform a register copy-propagation optimization passUse the Cray Pointer extensionPerform cross-jumping optimizationWhen running CSE, follow jumps to their targetsComplex multiplication and division follow Fortran rulesOmit range reduction step when performing complex divisionIgnore 'D' in column one in fixed formTreat lines with 'D' in column one as commentsPlace data items into their own sectionList all available debugging counters with their limits and counts.-fdbg-cnt=<counter>:<limit>[,<counter>:<limit>,...] Set the debug counter limit. Use the RTL dead code elimination passEmit debug annotations during preprocessingMap one directory name to another in debug informationOutput .debug_types section when using DWARF v4 debuginfo.Factor complex constructors and destructors to favor space over speed-fdeduce-init-list enable deduction of std::initializer_list for a template type parameter from a brace-enclosed initializer-listSet the default double precision kind to an 8 byte wide typeSet the default integer kind to an 8 byte wide typeMake functions no-throw/noexcept by defaultSet the default real kind to an 8 byte wide typeDefer popping functions args from stack until laterAttempt to fill delay slots of branch instructionsDelete dead instructions that may throw exceptionsDelete useless null pointer checksTry to convert virtual calls to direct ones.Perform speculative devirtualization-fdiagnostics-color=[never|always|auto] Colorize diagnosticsShow the source line with a caret indicating the column-fdiagnostics-show-location=[once|every-line] How often to emit source location at the beginning of line-wrapped diagnosticsAmend appropriate diagnostic messages with the command line option that controls them-fdisable-[tree|rtl|ipa]-<pass>=range1+range2 disables an optimization passAllow dollar signs in entity namesPermit '$' as an identifier characterUse the RTL dead store elimination pass-fdump-<type> Dump various compiler internals to a fileWrite all declarations as Ada code transitivelyWrite all declarations as Ada code for the given file only-fdump-final-insns=filename Dump to filename the insns at the end of translationDisplay the code tree after front end optimizationDisplay the code tree after parsing-fdump-go-spec=filename Write all declarations to file as Go codeSuppress output of addresses in debugging dumpsDisplay the code tree after parsing; deprecated optionSuppress output of instruction numbers, line number notes and addresses in debugging dumpsSuppress output of previous and next insn numbers in debugging dumpsEnable CFI tables via GAS assembler directives.Perform DWARF2 duplicate elimination-feliminate-unused-debug-symbolsPerform unused type elimination in debug info-feliminate-unused-debug-typesDo not suppress C++ class debug information.Print to stderr the mapping from module name and function id to assembler function name when -ftest-coverage, -fprofile-generate or -fprofile-use are active, for use in correlating function ids in gcda files with the function name.-femit-struct-debug-baseonly Aggressive reduced debug info for structs-femit-struct-debug-detailed=<spec-list> Detailed reduced debug info for structs-femit-struct-debug-reduced Conservative reduced debug info for structs-fenable-[tree|rtl|ipa]-<pass>=range1+range2 enables an optimization pass--encoding=<encoding> Choose input encoding (defaults from your locale)Generate code to check exception specifications-fexcess-precision=[fast|standard] Specify handling of excess floating-point precision-fexec-charset=<cset> Convert all strings and character constants to character set <cset>Perform a number of minor, expensive optimizationsInterpret imaginary, fixed-point, or other gnu number suffix as the corresponding number literal rather than a user-defined number literal.--extdirs=<path> Set the extension directory pathPermit universal character names (\u and \U) in identifiersSupport dynamic initialization of thread-local variables in a different translation unitSpecify that an external BLAS library should be used for matmul calls on large-size arraysOutput lto objects containing both the intermediate language and binary output.Input file is a file with a list of filenames to compileAssume no NaNs or infinities are generated-ffixed-<register> Mark <register> as being unavailable to the compilerAssume that the source file is fixed form-ffixed-line-length-<n> Use n as character line width in fixed modeAllow arbitrary character line width in fixed modeDon't allocate floats and doubles in extended-precision registersScope of for-init-statement variables is local to the loopAlways check for non gcj generated classes archivesPerform a forward propagation pass on RTL-ffp-contract=[off|on|fast] Perform floating-point expression contraction.-ffpe-summary=[...] Print summary of floating point exceptions-ffpe-trap=[...] Stop on following floating point exceptionsAssume that the source file is free form-ffree-line-length-<n> Use n as character line width in free modeAllow arbitrary character line width in free modeDo not assume that standard C libraries and "main" existInject friend functions into enclosing namespace-ffunction-attribute-list=attribute:name,... Add attribute to named functionsAllow function addresses to be held in registersPlace each function into its own sectionPerform global common subexpression eliminationPerform global common subexpression elimination after register allocation has finishedPerform redundant load after store elimination in global common subexpression eliminationPerform enhanced load motion during global common subexpression eliminationPerform store motion after global common subexpression eliminationRecognize GNU-defined keywordsGenerate code for GNU runtime environmentEnable support for GNU transactional memoryUse STB_GNU_UNIQUE if supported by the assemblerUse traditional GNU semantics for inline functionsAdd explicit checks for division overflow in INT_MIN / -1Add explicit checks for division by zero-fgo-dump-<type> Dump Go frontend internal information-fgo-optimize-<type> Turn on optimization passes in the frontend-fgo-pkgpath=<string> Set Go package path-fgo-prefix=<string> Set package-specific prefix for exported Go names-fgo-relative-import-path=<path> Treat a relative import as relative to pathEnable in and out of Graphite representationEnable Graphite Identity transformationEnable guessing of branch probabilities-fhandle-exceptions has been renamed -fexceptions (and is now on by default)Assume the runtime uses a hash table to map an object to its synchronization structureEnable hoisting adjacent loads to encourage generating conditional move instructionsAssume normal C execution environmentPerform conversion of conditional jumps to branchless equivalentsPerform conversion of conditional jumps to conditional executionExport functions even if they can be inlinedEmit implicit instantiations of inline templatesSpecify that no implicit typing is allowed, unless overridden by explicit IMPLICIT statementsEmit implicit instantiations of templatesGenerate instances of Class at runtimeUse offset tables for virtual method callsDo not generate .size directives-finit-character=<n> Initialize local character variables to ASCII value n-finit-integer=<n> Initialize local integer variables to nInitialize local variables to zero (from g77)-finit-logical=<true|false> Initialize local logical variables-finit-real=<zero|nan|inf|-inf> Initialize local real variablesEnable inlining of function declared "inline", disabling disables all inliningInline __atomic operations when a lock free instruction sequence is available.Integrate functions not declared "inline" into their callers when profitable-finline-functions-called-onceIntegrate functions only required by their single caller-finline-limit=<number> Limit the size of inlined functions to <number>Integrate functions into their callers when code size is known not to grow-finput-charset=<cset> Specify the default character set for source filesInstrument function entry and exit with profiling calls-finstrument-functions-exclude-file-list=-finstrument-functions-exclude-file-list=filename,... Do not instrument functions listed in files-finstrument-functions-exclude-function-list=-finstrument-functions-exclude-function-list=name,... Do not instrument listed functionsInterpret any INTEGER(4) as an INTEGER(8)Specify where to find the compiled intrinsic modulesPerform interprocedural constant propagationPerform cloning to make Interprocedural constant propagation strongerPerform interprocedural profile propagationPerform interprocedural points-to analysisDiscover pure and const functionsDiscover readonly and non addressable static variablesPerform interprocedural reduction of aggregates-fira-algorithm=[CB|priority] Set the used IRA algorithmUse IRA based register pressure calculation in RTL hoist optimizations.Use IRA based register pressure calculation in RTL loop optimizations.-fira-region=[one|all|mixed] Set regions for IRAShare slots for saving different hard registers.Share stack slots for spilled pseudo-registers.-fira-verbose=<number> Control IRA's level of diagnostic messages.-fisolate-erroneous-paths-attributeDetect paths which trigger erroneous or undefined behaviour due a NULL value being used in a way which is forbidden by a returns_nonnull or nonnull attribute. Isolate those paths from the main control flow and turn the statement with erroneous or undefined behaviour into a trap. -fisolate-erroneous-paths-dereferenceDetect paths which trigger erroneous or undefined behaviour due to dereferencing a NULL pointer. Isolate those paths from the main control flow and turn the statement with erroneous or undefined behaviour into a trap.Optimize induction variables on treesAssume native functions are implemented using JNIUse jump tables for sufficiently large switch statementsDon't emit dllexported inline functions unless neededGenerate code for functions even if they are fully inlinedEmit static const variables even if they are not usedAllow implicit conversions between vectors with differing numbers of subparts and/or differing element types.Give external symbols a leading underscoreTell DSE that the storage for a C++ object is dead when the constructor starts and when the destructor finishes.Relief of register pressure through live range shrinkageEnable Loop Blocking transformationEnable Loop Interchange transformationEnable the ISL based loop nest optimizerEnable Loop Strip Mining transformationEnable link-time optimization.-flto-compression-level=<number> Use zlib compression level <number> for ILPartition symbols and vars at linktime based on object files they originate fromPartition functions and vars at linktime into approximately same sized bucketsPut every symbol into separate partitionDisable partioning and streamingReport various link-time optimization statisticsReport various link-time optimization statistics for WPA onlyLink-time optimization with number of parallel jobs or jobserver.Run the link-time optimizer in local transformation (LTRANS) mode.Specify a file to which a list of files output by LTRANS is written.Set errno after built-in math functions-fmax-array-constructor=<n> Maximum number of objects in an array constructor-fmax-errors=<number> Maximum number of errors to report-fmax-identifier-length=<n> Maximum identifier length-fmax-stack-var-size=<n> Size in bytes of the largest array that will be put on the stack-fmax-subrecord-length=<n> Maximum length for subrecordsReport on permanent memory allocationReport on permanent memory allocation in WPA onlyAttempt to merge identical constants and constant variablesAttempt to merge identical constants across compilation unitsAttempt to merge identical debug strings across compilation units-fmessage-length=<number> Limit diagnostics to <number> characters per line. 0 suppresses line-wrappingSet default accessibility of module entities to PRIVATE.Perform SMS based modulo scheduling before the first scheduling passPerform SMS based modulo scheduling with register moves allowedMove loop invariant computations out of loopsDon't warn about uses of Microsoft extensionsGenerate code for NeXT (Apple Mac OS X) runtime environmentAssume that receivers of Objective-C messages may be nilEnables the unlimited vectorizer cost model. Preserved for backward compatibility.Support synchronous non-call exceptionsTreat a throw() exception specification as noexcept to improve code sizeSpecify which ABI to use for Objective-C family code and meta-data generation.Generate special Objective-C methods to initialize/destroy non-POD C++ ivars, if neededAllow fast jumps to the message dispatcherEnable Objective-C exception and synchronization syntaxEnable garbage collection (GC) in Objective-C/Objective-C++ programsEnable inline checks for nil receivers with the NeXT runtime and ABI version 2.Enable Objective-C setjmp exception handling runtimeConform to the Objective-C 1.0 language as implemented in GCC 4.0When possible do not generate stack framesEnable OpenMP (implies -frecursive in Fortran)Enable OpenMP's SIMD directivesRecognize C++ keywords like "compl" and "xor"Enable all optimization info dumps on stderr-fopt-info[-<type>=filename] Dump compiler optimization detailsOptimize sibling and tail recursive calls-foptimize-static-class-initializationEnable optimization of static class initialization codeEnable string length optimizations on treesTry to lay out derived types as compactly as possiblePack structure members together without holes-fpack-struct=<number> Set initial maximum structure member alignmentReturn small aggregates in memory, not registersLook for and use PCH files even when preprocessingLimit non-const non-FP loop peeling under profile estimates of large code footprintEnable machine specific peephole optimizationsEnable an RTL peephole pass before sched2Downgrade conformance errors to warningsGenerate position-independent code if possible (small mode)Generate position-independent code for executables if possible (small mode)Enable Plan 9 language extensionsUse PLT for PIC calls (-fno-plt: load the address from GOT at call site)-fplugin-arg-<name>-<key>[=<value>] Specify argument <key>=<value> for plugin <name>Report on memory allocation before interprocedural optimizationRun predictive commoning optimization.Generate prefetch instructions, if available, for arrays in loopsTreat the input file as already preprocessed-fno-pretty-templates Do not pretty-print template specializations as the template signature followed by the argumentsEnable basic program profiling codeInsert arc-based program profiling codeEnable correction of flow inconsistent profile data inputSet the top-level directory for storing the profile data. The default is 'pwd'.Dump CFG profile for comparison.Enable common options for generating profile info for profile feedback directed optimizationsfprofile-generate-atomic=[0..3] Atomically increments for profile counters.-fprofile-generate-buildinfo=filename Read build info to include in gcda file from filenameTurn on instrumentation sampling with -fprofile-generate with rate set by --param profile-generate-sampling-rate or environment variable GCOV_SAMPLING_RATEEnable common options for generating profile info for profile feedback directed optimizations, and set -fprofile-dir=Enable function reordering that improves code placementReport on consistency of profileSpecify a substring to be stripped from the profile base file nameEnable common options for performing profile feedback directed optimizationsEnable common options for performing profile feedback directed optimizations, and set -fprofile-dir=Insert code to profile values of expressionsProtect parentheses in expressions-frandom-seed=<string> Make compile reproducible using <string>Enable range checking during compilationInterpret any REAL(4) as a REAL(10)Interpret any REAL(4) as a REAL(16)Interpret any REAL(4) as a REAL(8)Interpret any REAL(8) as a REAL(10)Interpret any REAL(8) as a REAL(16)Interpret any REAL(8) as a REAL(4)Reallocate the LHS in assignmentsSame as -fassociative-math for expressions which include division.-frecord-compilation-info-in-elfRecord the compiler optimizations in a .gnu.switches.text section.Record gcc command line switches in the object file.Use a 4-byte record marker for unformatted filesUse an 8-byte record marker for unformatted filesAllocate local variables on the stack to allow indirect recursionReduce the amount of reflection meta-data generatedTurn on Redundant Extensions Elimination pass.Return small aggregates in registersPerform a register renaming optimization passReorder basic blocks to improve code placement-freorder-blocks-and-partitionReorder basic blocks and partition into hot and cold sectionsReorder functions to improve code placement-freorder-functions=[callgraph] Select the scheme for function reordering. This invokes a linker plugin. Generate .gnu.callgraph.text sections listing callees and edge counts.Copy array sections into a contiguous block on procedure entryUsed in Fix-and-Continue mode to indicate that object files may be swapped in at runtimeEnable automatic template instantiationFunctions which return values must end with return statementsAdd a common subexpression elimination pass after loop optimizations-freschedule-modulo-scheduled-loopsEnable/Disable the traditional scheduling in loops that already passed modulo schedulingPerform Dynamic Inter-Procedural Analysis.Allow -g enablement for -fripa -fprofile-generate compiles.Don't import an auxiliary module if it contains asm statementsDon't import an auxiliary module if the command line options mismatch with the primary moduleSubstitute substring in include paths with a new string to allow reuse profile data-fripa-no-promote-always-inline-funcDon't promote always inline static functions assuming they will be inlined and no copy is needed.Disable optimizations that assume default FP rounding behaviorGenerate run time type descriptor informationEnable coverage-guided fuzzing code instrumentation. Inserts call to __sanitizer_cov_trace_pc into every basic block.-fsched-critical-path-heuristicEnable the critical path heuristic in the schedulerEnable the dependent count heuristic in the schedulerEnable the group heuristic in the schedulerEnable scheduling across basic blocksEnable the last instruction heuristic in the schedulerEnable register pressure sensitive insn schedulingEnable the rank heuristic in the schedulerAllow speculative motion of non-loadsEnable the speculative instruction heuristic in the schedulerAllow speculative motion of some loadsAllow speculative motion of more loadsAllow premature scheduling of queued insnsSet 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-stalled-insns=<number> Set number of queued insns that can be prematurely scheduled-fsched-verbose=<number> Set the verbosity level of the schedulerIf scheduling post reload, do superblock schedulingReschedule instructions before register allocationReschedule instructions after register allocationAppend a second underscore if the name already contains an underscoreAccess data in the same section from shared anchor pointsPerform software pipelining of inner loops during selective scheduling-fsel-sched-pipelining-outer-loopsPerform software pipelining of outer loops during selective scheduling-fsel-sched-reschedule-pipelinedReschedule pipelined regions without pipeliningSchedule instructions using selective scheduling algorithmRun selective scheduling after reloadUse the same size for double as for floatUse the narrowest integer type possible for enumeration typesForce the underlying type for "wchar_t" to be "unsigned short"Show column numbers in diagnostics, when available. Default onEmit function prologues only before parts of the function that need it, rather than at the top of the function.Framepointer shrinkwrapping optimization.Apply negative sign to zero valuesDisable optimizations observable by IEEE signaling NaNsWhen "signed" or "unsigned" is not given make the bitfield signedDisable floating point optimizations that ignore the IEEE signedness of zeroSpecifies the vectorization cost model for code marked with a simd directiveConvert floating point constants to single precision constantsSupport delete operator with objetc's size as the second parameter.Set the source language versionSplit lifetimes of induction variables when loops are unrolledGenerate discontiguous stack framesSplit wide types into independent registersPut all local arrays on stack.Insert stack checking code into the program. Same as -fstack-check=specific-fstack-check=[no|generic|specific] Insert stack checking code into the program-fstack-limit-register=<register> Trap if the stack goes past <register>-fstack-limit-symbol=<name> Trap if the stack goes past symbol <name>Use propolice as a stack protection methodUse a stack protection method for every functionUse a smart stack protection method for certain functions-fstack-reuse=[all|named_vars|none] Set stack reuse level for local variables.Output stack usage information on a per-function basisDisplay statistics accumulated during compilationEnable assignability checks for stores into object arraysAssume strict aliasing rules applyPerform transformations based on enum precisionAssume that values of enumeration type are always within the minimum range of that typeTreat signed overflow as undefinedForce bitfield accesses to match their type widthImplement __atomic operations via libcalls to legacy __sync functionsCheck for syntax errors, then stop-ftabstop=<number> Distance between tab stops for column reportingSet the maximum number of template instantiation notes for a single warning or error-ftemplate-depth=<number> Specify maximum template instantiation depthCreate data files needed by "gcov"Perform jump threading optimizations-fno-threadsafe-statics Do not generate thread-safe code for initializing local staticsReport the time taken by each compiler pass-ftls-model=[global-dynamic|local-dynamic|initial-exec|local-exec] Set the default thread-local storage code generation modelReorder top level functions, variables, and asmsPerform superblock formation via tail duplication-ftrack-macro-expansion=<0|1|2> Track locations of tokens coming from macro expansion and display them in error messagesAssume floating-point operations can trapTrap for signed overflow in addition, subtraction and multiplicationEnable SSA-BIT-CCP optimization on treesEnable conditional dead code elimination for builtin callsEnable SSA-CCP optimization on treesEnable loop header copying on treesEnable coalescing of copy-related user variables that are inlinedEnable coalescing of all copy-related user variablesEnable copy propagation on treesReplace SSA temporaries with better names in copiesTransform condition stores into unconditional onesEnable SSA dead code elimination optimization on treesEnable dominator optimizationsEnable forward propagation on treesEnable Full Redundancy Elimination (FRE) on trees-ftree-loop-distribute-patternsEnable loop distribution for patterns transformed into a library callEnable loop distribution on treesConvert conditional jumps in innermost loops to branchless equivalentsAlso if-convert conditional jumps containing memory writesEnable loop invariant motion on treesCreate canonical induction variables in loopsEnable loop interchange transforms. Same as -floop-interchangeEnable loop optimizations on tree levelEnable loop vectorization on treesPerform live range splitting during the SSA->normal passEnable automatic parallelization of loopsIn SSA-PRE optimization on trees, enable partial-partial redundancy eliminationEnable hoisting loads from conditional pointers.Enable SSA-PRE optimization on treesPerform function-local points-to analysis on trees.Enable reassociation on tree levelEnable copy propagation of scalar-evolution information.Enable SSA code sinking on treesEnable basic block vectorization (SLP) on treesPerform straight-line strength reductionPerform scalar replacement of aggregatesPerform conversions of switch initializations.Replace temporary expressions in the SSA->normal passPerform Value Range Propagation on treesWhen generating two-level line tables in DWARF (experimental), add linkage names for all functions (not just inlined functions).Use two-level line tables in DWARF (experimental).Append underscores to externally visible namesCompile whole compilation unit at a timePerform loop unrolling for all loopsLimit non-const non-FP loop unrolling under profile estimates of large code footprintPerform loop unrolling when iteration count is knownAllow loop optimizations to assume that the loops behave in normal wayAllow math optimizations that may violate IEEE or ISO standardsWhen "signed" or "unsigned" is not given make the bitfield unsignedMake "char" unsigned by defaultJust generate unwind tables for exception handlingGenerate code for built-in atomic operationsGenerate code for the Boehm GCUse __cxa_atexit to register destructorsUse __cxa_get_exception_ptr in exception handlingCall a library routine to do integer divisionsUse the bfd linker instead of the default linkerUse the gold linker instead of the default linkerUse the mcld linker instead of the default linkerPerform variable tracking by annotating assignments-fvar-tracking-assignments-toggleToggle -fvar-tracking-assignmentsPerform variable tracking and also tag variables that are uninitialized-fvariable-expansion-in-unrollerApply variable expansion when loops are unrolledEnables the dynamic vectorizer cost model. Preserved for backward compatibility.Specifies the cost model for vectorizationAdd extra commentary to assembler outputMarks all inlined functions and methods as having hidden visibilityChanges visibility to match Microsoft Visual Studio by default-fvisibility=[default|internal|hidden|protected] Set the default symbol visibilityUse expression value profiles in optimizationsValidate vtable pointers before using them.Output vtable verification counters.Output vtable verification pointer sets information.Emit common-like symbols as weak symbolsConstruct webs and split unrelated uses of single variablePerform whole program optimizations-fwide-exec-charset=<cset> Convert all wide strings and character constants to character set <cset>Generate a #line directive pointing at the current working directoryRun the link-time optimizer in whole program analysis (WPA) mode.Whole program analysis (WPA) mode with number of parallel jobs specified.Assume signed arithmetic overflow wraps aroundPut zero initialized data in the bss sectionGenerate lazy class lookup (via objc_getClass()) for use in Zero-Link modeGenerate debug information in default formatGenerate debug information in COFF formatGenerate debug information in default version of DWARF formatGenerate debug information in DWARF v2 (or later) formatDump declarations to a .decl fileGenerate debug information in default extended formatGenerate DWARF pubnames and pubtypes sections with GNU extensions.Generate DWARF line number tables and no other debug sectionsGenerate debug information at level 1 with minimal line table-gnat<options> Specify options to GNATSet name of output ALI file (internal switch)Don't generate DWARF pubnames and pubtypes sections.Don't record gcc command line switches in DWARF DW_AT_producer.Don't generate debug information in separate .dwo filesEmit DWARF additions beyond selected versionGenerate DWARF pubnames and pubtypes sections.Record gcc command line switches in DWARF DW_AT_producer.Generate debug information in separate .dwo filesGenerate debug information in STABS formatGenerate debug information in extended STABS formatDon't emit DWARF additions beyond selected versionToggle debug information generationGenerate debug information in VMS formatGenerate debug information in XCOFF formatGenerate debug information in extended XCOFF format-idirafter <dir> Add <dir> to the end of the system include path-imacros <file> Accept definition of macros in <file>-imultiarch <dir> Set <dir> to be the multiarch include subdirectory-imultilib <dir> Set <dir> to be the multilib include subdirectory-include <file> Include the contents of <file> before other files-iplugindir=<dir> Set <dir> to be the default plugin directory-iprefix <path> Specify <path> as a prefix for next two options-iquote <dir> Add <dir> to the end of the quote include path-isysroot <dir> Set <dir> to be the system root directory-isystem <dir> Add <dir> to the start of the system include path-iwithprefix <dir> Add <dir> to the end of the system include path-iwithprefixbefore <dir> Add <dir> to the end of the main include pathSupport 3DNow! built-in functionsSupport Athlon 3Dnow! built-in functionsExpand 32bit/64bit integer divide into 8bit unsigned integer divide with run-time checkGenerate code that conforms to the given ABISupport code generation of Advanced Bit Manipulation (ABM) instructions.Reserve space for outgoing arguments in the function prologueSupport flag-preserving add-carry instructionsSupport AES built-in functions and code generationAlign some doubles on dword boundaryFunction starts are aligned to this power of 2Jump targets are aligned to this power of 2Loop code aligned to this power of 2Align destination of the string operationsGenerate code for the Android platform.Support MMX, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2 and AVX built-in functions and code generationSupport MMX, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, AVX and AVX2 built-in functions and code generationSplit 32-byte AVX unaligned load-mavx256-split-unaligned-storeSplit 32-byte AVX unaligned storeSupport MMX, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, AVX, AVX2 and AVX512F and AVX512CD built-in functions and code generationSupport MMX, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, AVX, AVX2 and AVX512F and AVX512ER built-in functions and code generationSupport MMX, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, AVX, AVX2 and AVX512F built-in functions and code generationSupport MMX, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, AVX, AVX2 and AVX512F and AVX512PF built-in functions and code generationSupport BMI built-in functions and code generationSupport BMI2 built-in functions and code generationBranches are this expensive (1-5, arbitrary units)Generate cld instruction in the function prologue.%<-mcpu=%> is deprecated; use %<-mtune=%> or %<-march=%> insteadSupport code generation of crc32 instruction.Support code generation of cmpxchg16b instruction.Do dispatch scheduling if processor is bdver1 or bdver2 or bdver3 or bdver4 and Haifa scheduling is selected.Support F16C built-in functions and code generationGenerate sin, cos, sqrt for FPUEmit profiling counter call at function entry before prologue.Support MMX, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, AVX and FMA built-in functions and code generationSupport FMA4 built-in functions and code generation Always use Dynamic Realigned Argument Pointer (DRAP) to realign stackReturn values of functions in FPU registersGenerate floating point mathematics using given instruction setSupport FSGSBASE built-in functions and code generation%<-mfused-madd%> is deprecated; use %<-ffp-contract=%> insteadSupport FXSAVE and FXRSTOR instructionsSupport Hardware Lock Elision prefixesUse IEEE math for fp comparisonsAssume incoming stack aligned to this power of 2Inline all known string operations-minline-stringops-dynamicallyInline memset/memcpy string operations, but perform inline version only for small blocks%<-mintel-syntax%> and %<-mno-intel-syntax%> are deprecated; use %<-masm=intel%> and %<-masm=att%> insteadData greater than given threshold will go into .ldata section in x86-64 medium modelSupport LWP built-in functions and code generation Support LZCNT built-in function and code generationSpecify memcpy expansion strategy when expected size is knownSpecify memset expansion strategy when expected size is knownSupport MMX built-in functionsSupport code generation of movbe instruction.Use native (MS) bitfield layout-mno-patch-functions-main-alwaysTreat 'main' as any other function and only patch it if it meets the criteria for loops and minimum number of instructions (for use with -mpatch-functions-for-instrumentation).Do not support SSE4.1 and SSE4.2 built-in functions and code generationOmit the frame pointer in leaf functions-mpatch-functions-for-instrumentationPatch function prologue and epilogue with custom NOPs for dynamic instrumentation. By default, functions with loops (controlled by -mpatch-functions-without-loop) or functions having instructions more than -mpatch-functions-min-instructions are patched.-mpatch-functions-ignore-loopsIgnore loops when deciding whether to patch a function for instrumentation (for use with -mpatch-functions-for-instrumentation).Set 80387 floating-point precision to 32-bitSet 80387 floating-point precision to 64-bitSet 80387 floating-point precision to 80-bitSupport PCLMUL built-in functions and code generationSupport code generation of popcnt instruction.Use 128-bit AVX instructions instead of 256-bit AVX instructions in the auto-vectorizer.Attempt to keep stack aligned to this power of 2Support PREFETCHWT1 built-in functions and code generationUse push instructions to save outgoing argumentsSupport RDRND built-in functions and code generationGenerate reciprocals instead of divss and sqrtss.Control generation of reciprocal estimates.Use red-zone in the x86-64 codeNumber of registers used to pass integer argumentsSupport RTM built-in functions and code generationSupport code generation of sahf instruction in 64bit x86-64 code.Support SHA1 and SHA256 built-in functions and code generationSupport MMX and SSE built-in functions and code generationSupport MMX, SSE and SSE2 built-in functions and code generationEncode SSE instructions with VEX prefixSupport MMX, SSE, SSE2 and SSE3 built-in functions and code generationSupport MMX, SSE, SSE2, SSE3, SSSE3, SSE4.1 and SSE4.2 built-in functions and code generationSupport MMX, SSE, SSE2, SSE3, SSSE3 and SSE4.1 built-in functions and code generationSupport MMX, SSE, SSE2, SSE3 and SSE4A built-in functions and code generationUse SSE register passing conventions for SF and DF modeSupport MMX, SSE, SSE2, SSE3 and SSSE3 built-in functions and code generationUse given stack-protector guardChose strategy to generate stringop usingSupport TBM built-in functions and code generationUse given thread-local storage dialectUse direct references against %gs when accessing tls dataFine grain control of tune featuresReturn 8-byte vectors in memoryGenerate vzeroupper instruction before a transfer of control flow out of the function.Support XOP built-in functions and code generation Support XSAVE and XRSTOR instructionsCreate a position dependent executableDo not search standard system include directories (those specified with -isystem will still be used)Do not search standard system include directories for C++Do not look for object files in standard path-o <file> Place output into <file>Like -pedantic but issue them as errorsCreate a position independent executableGenerate C header of platform-specific featuresDo not display functions compiled or elapsed timeRemap file names when including filesStatically link the GNU Fortran helper library (libgfortran)Conform to the ISO 1998 C++ standard revised by the 2003 technical corrigendumDeprecated in favor of -std=c++11Conform to the ISO 2011 C++ standardConform to the ISO 2014(?) C++ draft standard (experimental and incomplete support)Conform to the ISO 2011 C standard (experimental and incomplete support)Deprecated in favor of -std=c11Conform to the ISO 1990 C standardConform to the ISO 1999 C standardDeprecated in favor of -std=c99Conform to the ISO Fortran 2003 standardConform to the ISO Fortran 2008 standardConform to the ISO Fortran 2008 standard including TS 29113Conform to the ISO Fortran 95 standardConform to nothing in particularConform to the ISO 1998 C++ standard revised by the 2003 technical corrigendum with GNU extensionsDeprecated in favor of -std=gnu++11Conform to the ISO 2011 C++ standard with GNU extensions (experimental and incomplete support)Conform to the ISO 201y(7?) C++ draft standard with GNU extensions (experimental and incomplete support)Conform to the ISO 2011 C standard with GNU extensions (experimental and incomplete support)Deprecated in favor of -std=gnu11Conform to the ISO 1990 C standard with GNU extensionsConform to the ISO 1999 C standard with GNU extensionsDeprecated in favor of -std=gnu99Conform to the ISO 1990 C standard as amended in 1994Deprecated in favor of -std=iso9899:1999Accept extensions to support legacy codeEnable traditional preprocessing-trigraphs Support ISO C trigraphsDo not predefine system-specific and GCC-specific macrosDisplay the compiler's versionKnown assembler dialects (for use with the -masm-dialect= option):Known ABIs (for use with the -mabi= option):Known code models (for use with the -mcmodel= option):unknown excess precision style %qsunknown floating point contraction style %qsunrecognized function reorder value %qsKnown vectorization library ABIs (for use with the -mveclibabi= option):Known address mode (for use with the -maddress-mode= option):Known stack protector guard (for use with the -mstack-protector-guard= option):Valid arguments to -mstringop-strategy=:unrecognized visibility value %qsKnown TLS dialects (for use with the -mtls-dialect= option):unknown vectorizer cost model %qsunknown vtable verify initialization priority %qs/usr/local/google/buildbot/src/android/gcc/toolchain/build/../gcc/gcc-4.9/gcc/vec.c-malign-loops is obsolete, use -falign-loops-malign-loops=%d is not between 0 and %d-malign-jumps is obsolete, use -falign-jumps-malign-jumps=%d is not between 0 and %d-malign-functions is obsolete, use -falign-functions-malign-functions=%d is not between 0 and %d-mbranch-cost=%d is not between 0 and 5/usr/local/google/buildbot/src/android/gcc/toolchain/build/../gcc/gcc-4.9/gcc/hooks.c%s: all warnings being treated as errors%s: some warnings being treated as errorsIn file included from %r%s:%d:%d%RIn file included from %r%s:%d%R,
/prebuilts/gcc/darwin-x86/aarch64/aarch64-linux-android-4.9/bin/
H A Daarch64-linux-android-gcc-4.9.x3011 as %(asm_options) %m.s %A } }%(cpp_unique_options) %1 %{m*} %{std*&ansi&trigraphs} %{W*&pedantic*} %{w} %{f*} %{g*:%{!g0:%{g*} %{!fno-working-directory:-fworking-directory}}} %{O*} %{undef} %{save-temps*:-fpch-preprocess}%{d*}%{!Q:-quiet} %{nostdinc*} %{C} %{CC} %{v} %{I*&F*} %{P} %I %{MD:-MD %{!o:%b.d}%{o*:%.d%*}} %{MMD:-MMD %{!o:%b.d}%{o*:%.d%*}} %{M} %{MM} %{MF*} %{MG} %{MP} %{MQ*} %{MT*} %{!E:%{!M:%{!MM:%{!MT:%{!MQ:%{MD|MMD:%{o*:-MQ %*}}}}}}} %{remap} %{g3|ggdb3|gstabs3|gcoff3|gxcoff3|gvms3:-dD} %{!iplugindir*:%{fplugin*:%:find-plugindir()}} %{H} %C %{D*&U*&A*} %{i*} %Z %i %{E|M|MM:%W{o*}}cc1 -E %{traditional|traditional-cpp:-traditional-cpp}%{pg:%{fomit-frame-pointer:%e-pg and -fomit-frame-pointer are incompatible}} %{!iplugindir*:%{fplugin*:%:find-plugindir()}} %1 %{!Q:-quiet} %{!dumpbase:-dumpbase %B} %{d*} %{m*} %{aux-info*} %{fcompare-debug-second:%:compare-debug-auxbase-opt(%b)} %{!fcompare-debug-second:%{c|S:%{o*:-auxbase-strip %*}%{!o*:-auxbase %b}}}%{!c:%{!S:-auxbase %b}} %{g*} %{O*} %{W*&pedantic*} %{w} %{std*&ansi&trigraphs} %{v:-version} %{pg:-p} %{p} %{f*} %{undef} %{Qn:-fno-ident} %{Qy:} %{-help:--help} %{-target-help:--target-help} %{-version:--version} %{-help=*:--help=%*} %{!fsyntax-only:%{S:%W{o*}%{!o*:-o %b.s}}} %{fsyntax-only:-o %j} %{-param*} %{coverage:-fprofile-arcs -ftest-coverage -fno-early-inlining}%{static:--start-group} %G %L %{static:--end-group}%{!static:%G}%{fstack-protector:}%D--sysroot=%R/Volumes/Android/buildbot/src/android/gcc/toolchain/build/../gcc/gcc-4.9/gcc/common/config/aarch64/aarch64-common.caarch64_rewrite_mcpu_ROOT/tmp/38d2c52573bd068b9ed48a04837ed1f4@explicitimplicit%s %d (%s)
3017 %ssection anchors must be disabled when unit-at-a-time is disabledtoplevel reorder must be disabled when unit-at-a-time is disabledtransactional memory is not supported with non-call exceptionssection anchors must be disabled when toplevel reorder is disabled-freorder-blocks-and-partition does not work with exceptions on this architecture-freorder-blocks-and-partition does not support unwind info on this architecture-freorder-blocks-and-partition does not work on this architecture-fno-fat-lto-objects are supported only with linker pluginonly one -flto-partition value can be specified%<-fsplit-stack%> is not supported by this compiler configurationDebug generation via -g option disabled under -fripa -fprofile-generate (use -fripa-allow-debug to override)-fsanitize=address is incompatible with -fsanitize=kernel-address-fsanitize=address and -fsanitize=kernel-address are incompatible with -fsanitize=threadargument to %<-O%> should be a non-negative integer, %<g%>, %<s%> or %<fast%>argument %qs to %<-femit-struct-debug-detailed%> unknown%<-femit-struct-debug-detailed=dir:...%> must allow at least as much as %<-femit-struct-debug-detailed=ind:...%>argument %qs to %<-femit-struct-debug-detailed%> not recognized%s: --param arguments should be of the form NAME=VALUEinvalid --param value %qs--help argument %q.*s is ambiguous, please be more specificunrecognized argument to --help= option: %q.*s-Werror=%s: no option -%sgetting core file size maximum limit: %msetting core file size limit to maximum: %munrecognized gcc debugging option: %cstructure alignment must be a small power of two, not %dgenericspecificunknown stack check parameter "%s"%<-gdwarf%s%> is ambiguous; use %<-gdwarf-%s%> for DWARF version or %<-gdwarf -g%s%> for debug leveldwarf version %d is not supported1unrecognized argument to -fsanitize= option: %q.*sstabscoffdwarf-2xcoffvmsthreadshiftinteger-divide-by-zerounreachablevla-boundreturnnullsigned-integer-overflowboolenumoptimizerstargetwarningsundocumentedparamsjoinedseparatecommoncommon_handle_optionprint_specific_helpThis switch lacks documentationset_Wstrict_aliasingmaybe_default_optiontarget_handle_optionsysbaseanynonegen:ord:ind:dir:dfn:command line option %qs is not supported by this configurationmissing argument to %qsargument to %qs should be a non-negative integerunrecognized argument in option %qsvalid arguments to %qs are: %s/Volumes/Android/buildbot/src/android/gcc/toolchain/build/../gcc/gcc-4.9/gcc/opts-common.cread_cmdline_optiongenerate_optiongenerate_canonical_option-Wno--fno--f-mno--m--debug=-g--machine---machine-no---machine=--machine=no---machineno---optimize=-O--std=-std=--std--warn---warn-no---no-decode_cmdline_optionprune_optionsopt_enum_arg_to_valueoptions.cKnown AArch64 ABIs (for use with the -mabi= option):The code model option names for -mcmodel:unknown excess precision style %qsunknown floating point contraction style %qsunrecognized function reorder value %qsunknown IRA algorithm %qsunknown IRA region %qsunknown Stack Reuse Level %qsunrecognized visibility value %qsunknown TLS model %qsThe possible TLS dialects:unknown vectorizer cost model %qsunknown vtable verify initialization priority %qsAdaAdaSCILAdaWhyCC++FortranGoJavaLTOObjCObjC++-###--CLASSPATH--all-warnings--ansi--assemble--assertassertion missing after %qs--assert=--bootclasspath--canonical-prefixes--classpath--comments--comments-in-macros--compile--coverage--debug--define-macromacro name missing after %qs--define-macro=--dependencies--dump--dump=--dumpbase--dumpdir--encoding--entry--entry=--extdirs--extra-warnings--for-assembler--for-assembler=--for-linker--for-linker=--force-link--force-link=Display this information--help=--help=<class> Display descriptions of a specific class of options. <class> is one or more of optimizers, target, warnings, undocumented, params--imacrosmissing filename after %qs--imacros=--include--include-barrier--include-directorymissing path after %qs--include-directory-after--include-directory-after=--include-directory=--include-prefix--include-prefix=--include-with-prefix--include-with-prefix-after--include-with-prefix-after=--include-with-prefix-before--include-with-prefix-before=--include-with-prefix=--include=--language--language=--library-directory--library-directory=--no-canonical-prefixes--no-integrated-cpp--no-line-commands--no-pie--no-standard-includes--no-standard-libraries--no-sysroot-suffix--no-warnings--optimize--output--output-class-directory--output-class-directory=--output-pch=--output=--param--param <param>=<value> Set parameter <param> to value. See below for a complete list of parameters--param=--pass-exit-codes--pedantic--pedantic-errors--pie--pipe--prefix--prefix=--preprocess--print-file-name--print-file-name=--print-libgcc-file-name--print-missing-file-dependencies--print-multi-directory--print-multi-lib--print-multi-os-directory--print-multiarch--print-prog-name--print-prog-name=--print-search-dirs--print-sysroot--print-sysroot-headers-suffix--profile--resource--resource=--save-temps--shared--specs--specs=--static--symbolic--sysroot--sysroot=--target-helpAlias for --help=target--time--trace-includes--traditional--traditional-cpp--trigraphs--undefine-macro--undefine-macro=--user-dependencies--verbose--write-dependencies--write-user-dependencies-A-A<question>=<answer> Assert the <answer> to <question>. Putting '-' before <question> disables the <answer> to <question>-B-CDo not discard comments-CCDo not discard comments in macro expansions-CLASSPATH-D-D<macro>[=<val>] Define a <macro> with <val> as its value. If just <macro> is given, <val> is taken to be 1-E-F <dir> Add <dir> to the end of the main framework include path-HPrint the name of header files as they are used-I-I <dir> Add <dir> to the end of the main include path-J-J<directory> Put MODULE files in 'directory'-L-MGenerate make dependencies-MDGenerate make dependencies and compile-MD_-MF-MF <file> Write dependency output to the given file-MGTreat missing header files as generated files-MMLike -M but ignore system header files-MMDLike -MD but ignore system header files-MMD_-MPGenerate phony targets for all headers-MQ-MQ <target> Add a MAKE-quoted targetmissing makefile target after %qs-MT-MT <target> Add an unquoted target-N-O<number> Set optimization level to <number>-OfastOptimize for speed disregarding exact standards compliance-OgOptimize for debugging experience rather than speed or size-OsOptimize for space rather than speed-PDo not generate #line directives-Q-Qn-Qy-R-S-T-Tbss-Tbss=-Tdata-Tdata=-Ttext-Ttext=-U-U<macro> Undefine <macro>-WThis switch is deprecated; use -Wextra instead-Wa,-WabiWarn about things that will change when compiling with an ABI-compliant compiler-Wabi-tagWarn if a subobject has an abi_tag attribute that the complete object type does not have-WaddressWarn about suspicious uses of memory addresses-Waggregate-returnWarn about returning structures, unions or arrays-Waggressive-loop-optimizationsWarn if a loop with constant number of iterations triggers undefined behavior-WaliasingWarn about possible aliasing of dummy arguments-Walign-commonsWarn about alignment of COMMON blocks-WallEnable most warning messages-Wall-deprecation-Wall-javadoc-WampersandWarn about missing ampersand in continued character constants-Warray-boundsWarn if an array is accessed out of bounds-Warray-temporariesWarn about creation of array temporaries-Wassert-identifier-Wassign-interceptWarn whenever an Objective-C assignment is being intercepted by the garbage collector-WattributesWarn about inappropriate attribute usage-Wbad-function-castWarn about casting functions to incompatible types-Wboxing-Wbuiltin-macro-redefinedWarn when a built-in preprocessor macro is undefined or redefined-Wc++-compatWarn about C constructs that are not in the common subset of C and C++-Wc++0x-compatDeprecated in favor of -Wc++11-compat-Wc++11-compatWarn about C++ constructs whose meaning differs between ISO C++ 1998 and ISO C++ 2011-Wc-binding-typeWarn if the type of a variable might be not interoperable with C-Wcast-alignWarn about pointer casts which increase alignment-Wcast-qualWarn about casts which discard qualifiers-Wchar-concat-Wchar-subscriptsWarn about subscripts whose type is "char"-Wcharacter-truncationWarn about truncated character expressions-WclobberedWarn about variables that might be changed by "longjmp" or "vfork"-WcommentWarn about possibly nested block comments, and C++ comments spanning more than one physical line-WcommentsSynonym for -Wcomment-Wcompare-realsWarn about equality comparisons involving REAL or COMPLEX expressions-Wcondition-assign-Wconditionally-supportedWarn for conditionally-supported constructs-Wconstructor-name-WconversionWarn for implicit type conversions that may change a value-Wconversion-extraWarn about most implicit conversions-Wconversion-nullWarn for converting NULL from/to a non-pointer type-Wcoverage-mismatchWarn in case profiles in -fprofile-use do not match-WcppWarn when a #warning directive is encountered-Wctor-dtor-privacyWarn when all constructors and destructors are private-Wdate-timeWarn about __TIME__, __DATE__ and __TIMESTAMP__ usage-Wdeclaration-after-statementWarn when a declaration is found after a statement-Wdelete-incompleteWarn when deleting a pointer to incomplete type-Wdelete-non-virtual-dtorWarn about deleting polymorphic objects with non-virtual destructors-Wdep-ann-WdeprecatedWarn if a deprecated compiler feature, class, method, or field is used-Wdeprecated-declarationsWarn about uses of __attribute__((deprecated)) declarations-Wdisabled-optimizationWarn when an optimization pass is disabled-Wdiscouraged-Wdiv-by-zeroWarn about compile-time integer division by zero-Wdouble-promotionWarn about implicit conversions from "float" to "double"-Weffc++Warn about violations of Effective C++ style rules-Wempty-block-Wempty-bodyWarn about an empty body in an if or else statement-Wendif-labelsWarn about stray tokens after #elif and #endif-Wenum-compareWarn about comparison of different enum types-Wenum-identifier-Wenum-switch-WerrorTreat all warnings as errors-Werror-implicit-function-declarationThis switch is deprecated; use -Werror=implicit-function-declaration insteadimplicit-function-declaration-Werror=Treat specified warning as error-WextraPrint extra (possibly unwanted) warnings-Wextraneous-semicolonWarn if deprecated empty statements are found-Wfallthrough-Wfatal-errorsExit on the first error occurred-Wfield-hiding-Wfinal-bound-Wfinally-Wfloat-conversionWarn for implicit type conversions that cause loss of floating point precision-Wfloat-equalWarn if testing floating point numbers for equality-Wforbidden-Wforce-warningsDisable promoting warnings to errors-WformatWarn about printf/scanf/strftime/strfmon format string anomalies-Wformat-contains-nulWarn about format strings that contain NUL bytes-Wformat-extra-argsWarn if passing too many arguments to a function for its format string-Wformat-nonliteralWarn about format strings that are not literals-Wformat-securityWarn about possible security problems with format functions-Wformat-y2kWarn about strftime formats yielding 2-digit years-Wformat-zero-lengthWarn about zero-length formats-Wformat=-Wframe-larger-than=-Wframe-larger-than=<number> Warn if a function's stack frame requires more than <number> bytes-Wfree-nonheap-objectWarn when attempting to free a non-heap object-Wfunction-eliminationWarn about function call elimination-Whiding-Wignored-qualifiersWarn whenever type qualifiers are ignored.-WimplicitWarn about implicit declarations-Wimplicit-function-declarationWarn about implicit function declarations-Wimplicit-intWarn when a declaration does not specify a type-Wimplicit-interfaceWarn about calls with implicit interface-Wimplicit-procedureWarn about called procedures not explicitly declared-Wimport-Windirect-static-Winherited-variadic-ctorWarn about C++11 inheriting constructors when the base has a variadic constructor-Winit-selfWarn about variables which are initialized to themselves-WinlineWarn when an inlined function cannot be inlined-Wint-to-pointer-castWarn when there is a cast to a pointer from an integer of a different size-Wintf-annotation-Wintf-non-inherited-Wintrinsic-shadowWarn if a user-procedure has the same name as an intrinsic-Wintrinsics-stdWarn on intrinsics not part of the selected standard-Winvalid-memory-modelWarn when an atomic memory model parameter is known to be outside the valid range.-Winvalid-offsetofWarn about invalid uses of the "offsetof" macro-Winvalid-pchWarn about PCH files that are found but not used-Wjavadoc-Wjump-misses-initWarn when a jump misses a variable initialization-Wl,-Wlarger-than--Wlarger-than=-Wlarger-than=<number> Warn if an object is larger than <number> bytes-Wline-truncationWarn about truncated source lines-Wliteral-suffixWarn when a string or character literal is followed by a ud-suffix which does not begin with an underscore.-Wlocal-hiding-Wlogical-opWarn when a logical operator is suspiciously always evaluating to true or false-Wlong-longDo not warn about using "long long" when -pedantic-WmainWarn about suspicious declarations of "main"-Wmasked-catch-block-Wmaybe-uninitializedWarn about maybe uninitialized automatic variables-Wmissing-bracesWarn about possibly missing braces around initializers-Wmissing-declarationsWarn about global functions without previous declarations-Wmissing-field-initializersWarn about missing fields in struct initializers-Wmissing-format-attribute-Wmissing-include-dirsWarn about user-specified include directories that do not exist-Wmissing-noreturn-Wmissing-parameter-typeWarn about function parameters declared without a type specifier in K&R-style functions-Wmissing-prototypesWarn about global functions without prototypes-Wmudflapswitch %qs is no longer supported-WmulticharWarn about use of multi-character character constants-WnarrowingWarn about narrowing conversions within { } that are ill-formed in C++11-Wnested-externsWarn about "extern" declarations not at file scope-Wnls-Wno-effect-assign-WnoexceptWarn when a noexcept expression evaluates to false even though the expression can't actually throw-Wnon-template-friendWarn when non-templatized friend functions are declared within a template-Wnon-virtual-dtorWarn about non-virtual destructors-WnonnullWarn about NULL being passed to argument slots marked as requiring non-NULL-Wnormalized=-Wnormalized=<id|nfc|nfkc> Warn about non-normalised Unicode strings-Wnull-Wold-style-castWarn if a C-style cast is used in a program-Wold-style-declarationWarn for obsolescent usage in a declaration-Wold-style-definitionWarn if an old-style parameter definition is used-Wopenmp-simdWarn if a simd directive is overridden by the vectorizer cost model-Wout-of-dateWarn if .class files are out of date-Wover-ann-WoverflowWarn about overflow in arithmetic expressions-Woverlength-stringsWarn if a string is longer than the maximum portable length specified by the standard-Woverloaded-virtualWarn about overloaded virtual function names-Woverride-initWarn about overriding initializers without side effects-Wp,-WpackedWarn when the packed attribute has no effect on struct layout-Wpacked-bitfield-compatWarn about packed bit-fields whose offset changed in GCC 4.4-WpaddedWarn when padding is required to align structure members-Wparam-assign-WparenthesesWarn about possibly missing parentheses-WpedanticIssue warnings needed for strict compliance to the standard-Wpkg-default-method-Wpmf-conversionsWarn when converting the type of pointers to member functions-Wpointer-arithWarn about function pointer arithmetic-Wpointer-signWarn when a pointer differs in signedness in an assignment-Wpointer-to-int-castWarn when a pointer is cast to an integer of a different size-Wpoison-system-directoriesWarn for -I and -L options using system directories if cross compiling-WpragmasWarn about misuses of pragmas-Wproperty-assign-defaultWarn if a property for an Objective-C object has no assign semantics specified-WprotocolWarn if inherited methods are unimplemented-Wpsabi-Wraw-Wreal-q-constantWarn about real-literal-constants with 'q' exponent-letter-Wrealloc-lhsWarn when a left-hand-side array variable is reallocated-Wrealloc-lhs-allWarn when a left-hand-side variable is reallocated-Wredundant-declsWarn about multiple declarations of the same object-Wredundant-modifiersWarn if modifiers are specified when not necessary-WreorderWarn when the compiler reorders code-Wreturn-local-addrWarn about returning a pointer/reference to a local or temporary variable.-Wreturn-typeWarn whenever a function's return type defaults to "int" (C), or about inconsistent return types (C++)-Wripa-opt-mismatchWarn if primary and auxiliary modules have mismatched command line options-WselectorWarn if a selector has multiple methods-Wself-assignWarn when a variable is assigned to itself-Wself-assign-non-podWarn when a variable of a non-POD type is assigned to itself-Wsequence-pointWarn about possible violations of sequence point rules-Wserial-WshadowWarn when one local variable shadows another-Wshadow-compatible-localWarn when one local variable shadows another local variable or parameter of compatible type-Wshadow-localWarn when one local variable shadows another local variable or parameter-Wsign-compareWarn about signed-unsigned comparisons-Wsign-conversionWarn for implicit type conversions between signed and unsigned integers-Wsign-promoWarn when overload promotes from unsigned to signed-Wsizeof-pointer-memaccess-Wspecial-param-hiding-Wstack-protectorWarn when not issuing stack smashing protection for some reason-Wstack-usage=Warn if stack usage might be larger than specified amount-Wstatic-access-Wstatic-receiver-Wstrict-aliasingWarn about code which might break strict aliasing rules-Wstrict-aliasing=-Wstrict-null-sentinelWarn about uncasted NULL used as sentinel-Wstrict-overflowWarn about optimizations that assume that signed overflow is undefined-Wstrict-overflow=-Wstrict-prototypesWarn about unprototyped function declarations-Wstrict-selector-matchWarn if type signatures of candidate methods do not match exactly-Wsuggest-attribute=constWarn about functions which might be candidates for __attribute__((const))-Wsuggest-attribute=formatWarn about functions which might be candidates for format attributes-Wsuggest-attribute=noreturnWarn about functions which might be candidates for __attribute__((noreturn))-Wsuggest-attribute=pureWarn about functions which might be candidates for __attribute__((pure))-Wsuppress-WsurprisingWarn about "suspicious" constructs-WswitchWarn about enumerated switches, with no default, missing a case-Wswitch-defaultWarn about enumerated switches missing a "default:" statement-Wswitch-enumWarn about all enumerated switches missing a specific case-Wsync-nandWarn when __sync_fetch_and_nand and __sync_nand_and_fetch built-in functions are used-WsynthDeprecated. This switch has no effect-Wsynthetic-access-Wsystem-headersDo not suppress warnings from system headers-WtabsPermit nonconforming uses of the tab character-Wtarget-lifetimeWarn if the pointer in a pointer assignment might outlive its target-Wtasks-Wthread-mismatched-lock-acq-relWarn about mismatched lock acquisition and release-Wthread-mismatched-lock-orderWarn about lock acquisition order inconsistent with what specified in the attributes-Wthread-reentrant-lockWarn about a lock being acquired recursively-Wthread-safetyWarn about potential thread safety issues when the code is annotated with thread safety attributes-Wthread-safety-analysisDoes nothing. For compatibility with clang thread safety analysis.-Wthread-safety-attributes-Wthread-safety-precise-Wthread-unguarded-funcWarn about function calls not properly protected by locks specified in the attributes-Wthread-unguarded-varWarn about shared variables not properly protected by locks specified in the attributes-Wthread-unsupported-lock-nameWarn about uses of unsupported lock names in attributes-WtraditionalWarn about features not present in traditional C-Wtraditional-conversionWarn of prototypes causing type conversions different from what would happen in the absence of prototype-WtrampolinesWarn whenever a trampoline is generated-WtrigraphsWarn if trigraphs are encountered that might affect the meaning of the program-Wtype-hiding-Wtype-limitsWarn if a comparison is always true or always false due to the limited range of the data type-Wuncheck-Wundeclared-selectorWarn about @selector()s without previously declared methods-WundefWarn if an undefined macro is used in an #if directive-WunderflowWarn about underflow of numerical constant expressions-WuninitializedWarn about uninitialized automatic variables-Wunknown-pragmasWarn about unrecognized pragmas-Wunnecessary-else-Wunqualified-field-Wunreachable-codeDoes nothing. Preserved for backward compatibility.-Wunsafe-loop-optimizationsWarn if the loop cannot be optimized due to nontrivial assumptions.-Wunsuffixed-float-constantsWarn about unsuffixed float constants-WunusedEnable all -Wunused- warnings-Wunused-argument-Wunused-but-set-parameterWarn when a function parameter is only set, otherwise unused-Wunused-but-set-variableWarn when a variable is only set, otherwise unused-Wunused-dummy-argumentWarn about unused dummy arguments.-Wunused-functionWarn when a function is unused-Wunused-import-Wunused-labelWarn when a label is unused-Wunused-local-Wunused-local-typedefsWarn when typedefs locally defined in a function are not used-Wunused-macrosWarn about macros defined in the main file that are not used-Wunused-parameterWarn when a function parameter is unused-Wunused-private-Wunused-resultWarn if a caller of a function, marked with attribute warn_unused_result, does not use its return value-Wunused-thrown-Wunused-valueWarn when an expression value is unused-Wunused-variableWarn when a variable is unused-Wuseless-castWarn about useless casts-Wuseless-type-check-WvarargsWarn about questionable usage of the macros used to retrieve variable arguments-Wvarargs-cast-Wvariadic-macrosWarn about using variadic macros-Wvector-operation-performanceWarn when a vector operation is compiled outside the SIMD-Wvirtual-move-assignWarn if a virtual base has a non-trivial move assignment operator-WvlaWarn if a variable length array is used-Wvolatile-register-varWarn when a register variable is declared volatile-Wwarning-token-Wwrite-stringsIn C++, nonzero means warn about deprecated conversion from string literals to 'char *'. In C, similar warning, except that the conversion is of course not deprecated by the ISO C standard.-Wzero-as-null-pointer-constantWarn when a literal '0' is used as null pointer-WzerotripWarn about zero-trip DO loops-Xassembler-Xclang-only=-Xlinker-Xpreprocessor-Z-ansiA synonym for -std=c89 (for C) or -std=c++98 (for C++)-aux-info-aux-info <file> Emit declaration information into <file>-aux-info=-auxbase-auxbase-strip-bootclasspath-c-canonical-prefixes-classpath-coverage-cppEnable preprocessing-cpp=-d-d<letters> Enable dumps from specific passes of the compiler-dumpbase-dumpbase <file> Set the file basename to be used for dumps-dumpdir-dumpdir <dir> Set the directory name to be used for dumps-dumpmachine-dumpspecs-dumpversion-e-encoding-export-dynamic-extdirs-fCLASSPATH=--CLASSPATH Deprecated; use --classpath instead-fPICGenerate position-independent code if possible (large mode)-fPIEGenerate position-independent code for executables if possible (large mode)-fRTS=Select the runtime-fabi-version=-faccess-controlEnforce class member access control semantics-fada-spec-parent=-fada-spec-parent=unit Dump Ada specs as child units of given parent-faggressive-function-eliminationEliminate multiple function invokations also for impure functions-faggressive-loop-optimizationsAggressively optimize loops using language constraints-falign-commonsEnable alignment of COMMON blocks-falign-functionsAlign the start of functions-falign-functions=-falign-jumpsAlign labels which are only reached by jumping-falign-jumps=-falign-labelsAlign all labels-falign-labels=-falign-loopsAlign the start of loops-falign-loops=-fall-intrinsicsAll intrinsics procedures are available regardless of selected standard-fall-virtual-fallow-leading-underscore-fallow-parameterless-variadic-functionsAllow variadic functions without named parameter-falt-external-templatesNo longer supported-fargument-alias-fargument-noalias-fargument-noalias-anything-fargument-noalias-global-fasmRecognize the "asm" keyword-fassertPermit the use of the assert keyword-fassociative-mathAllow optimization for floating-point arithmetic which may change the result of the operation due to rounding.-fassume-compiled-fassume-compiled=-fasynchronous-unwind-tablesGenerate unwind tables that are exact at each instruction boundary-fauto-inc-decGenerate auto-inc/dec instructions-fauto-profileUse sample profile information for call graph node weights. The default profile file is fbdata.afdo in 'pwd'.-fauto-profile-accurateWhether to assume the sample profile is accurate.-fauto-profile-record-coverage-in-elfWhether to record annotation coverage info in elf.-fauto-profile=Use sample profile information for call graph node weights. The profile file is specified in the argument.-fautomaticDo not treat local variables and COMMON blocks as if they were named in SAVE statements-faux-classpath-fbackslashSpecify that backslash in string introduces an escape character-fbacktraceProduce a backtrace when a runtime error is encountered-fblas-matmul-limit=-fblas-matmul-limit=<n> Size of the smallest matrix for which matmul will use BLAS-fbootclasspath=--bootclasspath=<path> Replace system path-fbootstrap-classesGenerated should be loaded by bootstrap loader-fbounds-checkGenerate code to check bounds before indexing arrays-fbranch-count-regReplace add, compare, branch with branch on count register-fbranch-probabilitiesUse profiling information for branch probabilities-fbranch-target-load-optimizePerform branch target load optimization before prologue / epilogue threading-fbranch-target-load-optimize2Perform branch target load optimization after prologue / epilogue threading-fbtr-bb-exclusiveRestrict target load migration not to re-use registers in any basic block-fbuilding-libgcc-fbuiltinRecognize built-in functions-fbuiltin--fcall-saved--fcall-saved-<register> Mark <register> as being preserved across functions-fcall-used--fcall-used-<register> Mark <register> as being corrupted by function calls-fcaller-savesSave registers around function calls-fcanonical-system-headersWhere shorter, use canonicalized paths to systems headers.-fcheck-array-temporariesProduce a warning at runtime if a array temporary has been created for a procedure argument-fcheck-branch-annotationCompare branch prediction result and autofdo profile information, store the result in a section in the generated elf file.-fcheck-branch-annotation-threshold=The number of executions a basic block needs to reach before GCC dumps its branch prediction information with -fcheck-branch-annotation.-fcheck-data-depsCompare the results of several data dependence analyzers.-fcheck-newCheck the return value of new in C++-fcheck-referencesGenerate checks for references to NULL-fcheck=-fcheck=[...] Specify which runtime checks are to be performed-fcilkplusEnable Cilk Plus-fclasspath=--classpath=<path> Set class path-fcoarray=-fcoarray=[...] Specify which coarray parallelization should be used-fcombine-stack-adjustmentsLooks for opportunities to reduce stack adjustments and stack references.-fcommonDo not put uninitialized globals in the common section-fcompare-debug-fcompare-debug-secondRun only the second compilation of -fcompare-debug-fcompare-debug[=<opts>] Compile with and without e.g. -gtoggle, and compare the final-insns dump-fcompare-elimPerform comparison elimination after register allocation has finished-fcompile-resource=-fcond-mismatchAllow the arguments of the '?' operator to have different types-fconserve-spaceDoes nothing. Preserved for backward compatibility.-fconserve-stackDo not perform optimizations increasing noticeably stack usage-fconstant-string-class=-fconst-string-class=<name> Use class <name> for constant stringsno class name specified with %qs-fconstexpr-depth=-fconstexpr-depth=<number> Specify maximum constexpr recursion depth-fconvert=big-endianUse big-endian format for unformatted files-fconvert=little-endianUse little-endian format for unformatted files-fconvert=nativeUse native format for unformatted files-fconvert=swapSwap endianness for unformatted files-fcprop-registersPerform a register copy-propagation optimization pass-fcray-pointerUse the Cray Pointer extension-fcrossjumpingPerform cross-jumping optimization-fcse-follow-jumpsWhen running CSE, follow jumps to their targets-fcse-skip-blocks-fcx-fortran-rulesComplex multiplication and division follow Fortran rules-fcx-limited-rangeOmit range reduction step when performing complex division-fd-lines-as-codeIgnore 'D' in column one in fixed form-fd-lines-as-commentsTreat lines with 'D' in column one as comments-fdata-sectionsPlace data items into their own section-fdbg-cnt-listList all available debugging counters with their limits and counts.-fdbg-cnt=-fdbg-cnt=<counter>:<limit>[,<counter>:<limit>,...] Set the debug counter limit. -fdceUse the RTL dead code elimination pass-fdebug-cppEmit debug annotations during preprocessing-fdebug-prefix-map=Map one directory name to another in debug information-fdebug-types-sectionOutput .debug_types section when using DWARF v4 debuginfo.-fdeclone-ctor-dtorFactor complex constructors and destructors to favor space over speed-fdeduce-init-list-fdeduce-init-list enable deduction of std::initializer_list for a template type parameter from a brace-enclosed initializer-list-fdefault-double-8Set the default double precision kind to an 8 byte wide type-fdefault-inline-fdefault-integer-8Set the default integer kind to an 8 byte wide type-fdefault-noexceptMake functions no-throw/noexcept by default-fdefault-real-8Set the default real kind to an 8 byte wide type-fdefer-popDefer popping functions args from stack until later-fdelayed-branchAttempt to fill delay slots of branch instructions-fdelete-dead-exceptionsDelete dead instructions that may throw exceptions-fdelete-null-pointer-checksDelete useless null pointer checks-fdevirtualizeTry to convert virtual calls to direct ones.-fdevirtualize-speculativelyPerform speculative devirtualization-fdiagnostics-coloralwaysnever-fdiagnostics-color=-fdiagnostics-color=[never|always|auto] Colorize diagnostics-fdiagnostics-show-caretShow the source line with a caret indicating the column-fdiagnostics-show-location=-fdiagnostics-show-location=[once|every-line] How often to emit source location at the beginning of line-wrapped diagnostics-fdiagnostics-show-optionAmend appropriate diagnostic messages with the command line option that controls them-fdirectives-onlyPreprocess directives only.-fdisable--fdisable-[tree|rtl|ipa]-<pass>=range1+range2 disables an optimization pass-fdisable-assertions-fdisable-assertions=-fdollar-okAllow dollar signs in entity names-fdollars-in-identifiersPermit '$' as an identifier character-fdseUse the RTL dead store elimination pass-fdump--fdump-<type> Dump various compiler internals to a file-fdump-ada-specWrite all declarations as Ada code transitively-fdump-ada-spec-slimWrite all declarations as Ada code for the given file only-fdump-core-fdump-final-insns-fdump-final-insns=-fdump-final-insns=filename Dump to filename the insns at the end of translation-fdump-fortran-optimizedDisplay the code tree after front end optimization-fdump-fortran-originalDisplay the code tree after parsing-fdump-go-spec=-fdump-go-spec=filename Write all declarations to file as Go code-fdump-noaddrSuppress output of addresses in debugging dumps-fdump-parse-treeDisplay the code tree after parsing; deprecated option-fdump-passesDump optimization passes-fdump-unnumberedSuppress output of instruction numbers, line number notes and addresses in debugging dumps-fdump-unnumbered-linksSuppress output of previous and next insn numbers in debugging dumps-fdwarf2-cfi-asmEnable CFI tables via GAS assembler directives.-fearly-inliningPerform early inlining-felide-constructors-feliminate-dwarf2-dupsPerform DWARF2 duplicate elimination-feliminate-unused-debug-symbolsPerform unused type elimination in debug info-feliminate-unused-debug-types-femit-class-debug-alwaysDo not suppress C++ class debug information.-femit-class-fileOutput a class file-femit-class-filesAlias for -femit-class-file-femit-function-namesPrint to stderr the mapping from module name and function id to assembler function name when -ftest-coverage, -fprofile-generate or -fprofile-use are active, for use in correlating function ids in gcda files with the function name.-femit-struct-debug-baseonly-femit-struct-debug-baseonly Aggressive reduced debug info for structs-femit-struct-debug-detailed=-femit-struct-debug-detailed=<spec-list> Detailed reduced debug info for structs-femit-struct-debug-reduced-femit-struct-debug-reduced Conservative reduced debug info for structs-fenable--fenable-[tree|rtl|ipa]-<pass>=range1+range2 enables an optimization pass-fenable-assertions-fenable-assertions=-fencoding=--encoding=<encoding> Choose input encoding (defaults from your locale)-fenforce-eh-specsGenerate code to check exception specifications-fenum-int-equiv-fexceptionsEnable exception handling-fexcess-precision=-fexcess-precision=[fast|standard] Specify handling of excess floating-point precision-fexec-charset=-fexec-charset=<cset> Convert all strings and character constants to character set <cset>-fexpensive-optimizationsPerform a number of minor, expensive optimizations-fext-numeric-literalsInterpret imaginary, fixed-point, or other gnu number suffix as the corresponding number literal rather than a user-defined number literal.-fextdirs=--extdirs=<path> Set the extension directory path-fextended-identifiersPermit universal character names (\u and \U) in identifiers-fextern-tls-initSupport dynamic initialization of thread-local variables in a different translation unit-fexternal-blasSpecify that an external BLAS library should be used for matmul calls on large-size arrays-fexternal-templates-ff2cUse f2c calling convention-ffast-math-ffat-lto-objectsOutput lto objects containing both the intermediate language and binary output.-ffilelist-fileInput file is a file with a list of filenames to compile-ffinite-math-onlyAssume no NaNs or infinities are generated-ffixed--ffixed-<register> Mark <register> as being unavailable to the compiler-ffixed-formAssume that the source file is fixed form-ffixed-line-length--ffixed-line-length-<n> Use n as character line width in fixed mode-ffixed-line-length-noneAllow arbitrary character line width in fixed mode-ffloat-storeDon't allocate floats and doubles in extended-precision registers-ffor-scopeScope of for-init-statement variables is local to the loop-fforce-addr-fforce-classes-archive-checkAlways check for non gcj generated classes archives-fforward-propagatePerform a forward propagation pass on RTL-ffp-contract=-ffp-contract=[off|on|fast] Perform floating-point expression contraction.-ffpe-summary=-ffpe-summary=[...] Print summary of floating point exceptions-ffpe-trap=-ffpe-trap=[...] Stop on following floating point exceptions-ffree-formAssume that the source file is free form-ffree-line-length--ffree-line-length-<n> Use n as character line width in free mode-ffree-line-length-noneAllow arbitrary character line width in free mode-ffreestandingDo not assume that standard C libraries and "main" exist-ffriend-injectionInject friend functions into enclosing namespace-ffrontend-optimizeEnable front end optimization-ffunction-attribute-list=-ffunction-attribute-list=attribute:name,... Add attribute to named functions-ffunction-cseAllow function addresses to be held in registers-ffunction-sectionsPlace each function into its own section-fgcsePerform global common subexpression elimination-fgcse-after-reloadPerform global common subexpression elimination after register allocation has finished-fgcse-lasPerform redundant load after store elimination in global common subexpression elimination-fgcse-lmPerform enhanced load motion during global common subexpression elimination-fgcse-smPerform store motion after global common subexpression elimination-fgnu-keywordsRecognize GNU-defined keywords-fgnu-runtimeGenerate code for GNU runtime environment-fgnu-tmEnable support for GNU transactional memory-fgnu-uniqueUse STB_GNU_UNIQUE if supported by the assembler-fgnu89-inlineUse traditional GNU semantics for inline functions-fgo-check-divide-overflowAdd explicit checks for division overflow in INT_MIN / -1-fgo-check-divide-zeroAdd explicit checks for division by zero-fgo-dump--fgo-dump-<type> Dump Go frontend internal information-fgo-optimize--fgo-optimize-<type> Turn on optimization passes in the frontend-fgo-pkgpath=-fgo-pkgpath=<string> Set Go package path-fgo-prefix=-fgo-prefix=<string> Set package-specific prefix for exported Go names-fgo-relative-import-path=-fgo-relative-import-path=<path> Treat a relative import as relative to path-fgraphiteEnable in and out of Graphite representation-fgraphite-identityEnable Graphite Identity transformation-fguess-branch-probabilityEnable guessing of branch probabilities-fguiding-decls-fhandle-exceptions-fhandle-exceptions has been renamed -fexceptions (and is now on by default)-fhash-synchronizationAssume the runtime uses a hash table to map an object to its synchronization structure-fhelp-fhelp=-fhoist-adjacent-loadsEnable hoisting adjacent loads to encourage generating conditional move instructions-fhonor-std-fhostedAssume normal C execution environment-fhuge-objects-fidentProcess #ident directives-fif-conversionPerform conversion of conditional jumps to branchless equivalents-fif-conversion2Perform conversion of conditional jumps to conditional execution-fimplement-inlinesExport functions even if they can be inlined-fimplicit-inline-templatesEmit implicit instantiations of inline templates-fimplicit-noneSpecify that no implicit typing is allowed, unless overridden by explicit IMPLICIT statements-fimplicit-templatesEmit implicit instantiations of templates-findirect-classesGenerate instances of Class at runtime-findirect-dispatchUse offset tables for virtual method calls-findirect-inliningPerform indirect inlining-finhibit-size-directiveDo not generate .size directives-finit-character=-finit-character=<n> Initialize local character variables to ASCII value n-finit-integer=-finit-integer=<n> Initialize local integer variables to n-finit-local-zeroInitialize local variables to zero (from g77)-finit-logical=-finit-logical=<true|false> Initialize local logical variables-finit-real=-finit-real=<zero|nan|inf|-inf> Initialize local real variables-finlineEnable inlining of function declared "inline", disabling disables all inlining-finline-atomicsInline __atomic operations when a lock free instruction sequence is available.-finline-functionsIntegrate functions not declared "inline" into their callers when profitable-finline-functions-called-onceIntegrate functions only required by their single caller-finline-limit--finline-limit=-finline-limit=<number> Limit the size of inlined functions to <number>-finline-small-functionsIntegrate functions into their callers when code size is known not to grow-finput-charset=-finput-charset=<cset> Specify the default character set for source files-finstrument-functionsInstrument function entry and exit with profiling calls-finstrument-functions-exclude-file-list=-finstrument-functions-exclude-file-list=filename,... Do not instrument functions listed in files-finstrument-functions-exclude-function-list=-finstrument-functions-exclude-function-list=name,... Do not instrument listed functions-finteger-4-integer-8Interpret any INTEGER(4) as an INTEGER(8)-fintrinsic-modules-pathSpecify where to find the compiled intrinsic modules-fintrinsic-modules-path=-fipa-cpPerform interprocedural constant propagation-fipa-cp-clonePerform cloning to make Interprocedural constant propagation stronger-fipa-matrix-reorg-fipa-profilePerform interprocedural profile propagation-fipa-ptaPerform interprocedural points-to analysis-fipa-pure-constDiscover pure and const functions-fipa-referenceDiscover readonly and non addressable static variables-fipa-sraPerform interprocedural reduction of aggregates-fipa-struct-reorg-fira-algorithm=-fira-algorithm=[CB|priority] Set the used IRA algorithm-fira-hoist-pressureUse IRA based register pressure calculation in RTL hoist optimizations.-fira-loop-pressureUse IRA based register pressure calculation in RTL loop optimizations.-fira-region=-fira-region=[one|all|mixed] Set regions for IRA-fira-share-save-slotsShare slots for saving different hard registers.-fira-share-spill-slotsShare stack slots for spilled pseudo-registers.-fira-verbose=-fira-verbose=<number> Control IRA's level of diagnostic messages.-fisolate-erroneous-paths-attributeDetect paths which trigger erroneous or undefined behaviour due a NULL value being used in a way which is forbidden by a returns_nonnull or nonnull attribute. Isolate those paths from the main control flow and turn the statement with erroneous or undefined behaviour into a trap. -fisolate-erroneous-paths-dereferenceDetect paths which trigger erroneous or undefined behaviour due to dereferencing a NULL pointer. Isolate those paths from the main control flow and turn the statement with erroneous or undefined behaviour into a trap.-fivoptsOptimize induction variables on trees-fjniAssume native functions are implemented using JNI-fjump-tablesUse jump tables for sufficiently large switch statements-fkeep-inline-dllexportDon't emit dllexported inline functions unless needed-fkeep-inline-functionsGenerate code for functions even if they are fully inlined-fkeep-static-constsEmit static const variables even if they are not used-flabels-ok-flax-vector-conversionsAllow implicit conversions between vectors with differing numbers of subparts and/or differing element types.-fleading-underscoreGive external symbols a leading underscore-flifetime-dseTell DSE that the storage for a C++ object is dead when the constructor starts and when the destructor finishes.-flive-range-shrinkageRelief of register pressure through live range shrinkage-floop-blockEnable Loop Blocking transformation-floop-flatten-floop-interchangeEnable Loop Interchange transformation-floop-nest-optimizeEnable the ISL based loop nest optimizer-floop-optimize-floop-parallelize-allMark all loops as parallel-floop-strip-mineEnable Loop Strip Mining transformation-fltoEnable link-time optimization.-flto-compression-level=-flto-compression-level=<number> Use zlib compression level <number> for IL-flto-partition=1to1Partition symbols and vars at linktime based on object files they originate from-flto-partition=balancedPartition functions and vars at linktime into approximately same sized buckets-flto-partition=maxPut every symbol into separate partition-flto-partition=noneDisable partioning and streaming-flto-reportReport various link-time optimization statistics-flto-report-wpaReport various link-time optimization statistics for WPA only-flto=Link-time optimization with number of parallel jobs or jobserver.-fltransRun the link-time optimizer in local transformation (LTRANS) mode.-fltrans-output-list=Specify a file to which a list of files output by LTRANS is written.-fmain=-fmath-errnoSet errno after built-in math functions-fmax-array-constructor=-fmax-array-constructor=<n> Maximum number of objects in an array constructor-fmax-errors=-fmax-errors=<number> Maximum number of errors to report-fmax-identifier-length=-fmax-identifier-length=<n> Maximum identifier length-fmax-stack-var-size=-fmax-stack-var-size=<n> Size in bytes of the largest array that will be put on the stack-fmax-subrecord-length=-fmax-subrecord-length=<n> Maximum length for subrecords-fmem-reportReport on permanent memory allocation-fmem-report-wpaReport on permanent memory allocation in WPA only-fmerge-all-constantsAttempt to merge identical constants and constant variables-fmerge-constantsAttempt to merge identical constants across compilation units-fmerge-debug-stringsAttempt to merge identical debug strings across compilation units-fmessage-length=-fmessage-length=<number> Limit diagnostics to <number> characters per line. 0 suppresses line-wrapping-fmodule-privateSet default accessibility of module entities to PRIVATE.-fmodulo-schedPerform SMS based modulo scheduling before the first scheduling pass-fmodulo-sched-allow-regmovesPerform SMS based modulo scheduling with register moves allowed-fmove-loop-invariantsMove loop invariant computations out of loops-fms-extensionsDon't warn about uses of Microsoft extensions-fmudflap-fmudflapir-fmudflapth-fname-mangling-version--fnew-abi-fnext-runtimeGenerate code for NeXT (Apple Mac OS X) runtime environment-fnil-receiversAssume that receivers of Objective-C messages may be nil-fno-vect-cost-modelEnables the unlimited vectorizer cost model. Preserved for backward compatibility.unlimited-fnon-call-exceptionsSupport synchronous non-call exceptions-fnonansi-builtins-fnonnull-objects-fnothrow-optTreat a throw() exception specification as noexcept to improve code size-fobjc-abi-version=Specify which ABI to use for Objective-C family code and meta-data generation.-fobjc-call-cxx-cdtorsGenerate special Objective-C methods to initialize/destroy non-POD C++ ivars, if needed-fobjc-direct-dispatchAllow fast jumps to the message dispatcher-fobjc-exceptionsEnable Objective-C exception and synchronization syntax-fobjc-gcEnable garbage collection (GC) in Objective-C/Objective-C++ programs-fobjc-nilcheckEnable inline checks for nil receivers with the NeXT runtime and ABI version 2.-fobjc-sjlj-exceptionsEnable Objective-C setjmp exception handling runtime-fobjc-std=objc1Conform to the Objective-C 1.0 language as implemented in GCC 4.0-fomit-frame-pointerWhen possible do not generate stack frames-fopenmpEnable OpenMP (implies -frecursive in Fortran)-fopenmp-simdEnable OpenMP's SIMD directives-foperator-namesRecognize C++ keywords like "compl" and "xor"-fopt-infoEnable all optimization info dumps on stderr-fopt-info--fopt-info[-<type>=filename] Dump compiler optimization details-foptimize-register-move-foptimize-sibling-callsOptimize sibling and tail recursive calls-foptimize-static-class-initializationEnable optimization of static class initialization code-foptimize-strlenEnable string length optimizations on trees-foptional-diags-foutput-class-dir=-fpack-derivedTry to lay out derived types as compactly as possible-fpack-structPack structure members together without holes-fpack-struct=-fpack-struct=<number> Set initial maximum structure member alignment-fpartial-inliningPerform partial inlining-fpcc-struct-returnReturn small aggregates in memory, not registers-fpch-deps-fpch-preprocessLook for and use PCH files even when preprocessing-fpeel-codesize-limitLimit non-const non-FP loop peeling under profile estimates of large code footprint-fpeel-loopsPerform loop peeling-fpeepholeEnable machine specific peephole optimizations-fpeephole2Enable an RTL peephole pass before sched2-fpermissiveDowngrade conformance errors to warnings-fpicGenerate position-independent code if possible (small mode)-fpieGenerate position-independent code for executables if possible (small mode)-fplan9-extensionsEnable Plan 9 language extensions-fpltUse PLT for PIC calls (-fno-plt: load the address from GOT at call site)-fplugin-arg--fplugin-arg-<name>-<key>[=<value>] Specify argument <key>=<value> for plugin <name>-fplugin=Specify a plugin to load-fpost-ipa-mem-reportReport on memory allocation before interprocedural optimization-fpre-ipa-mem-report-fpredictive-commoningRun predictive commoning optimization.-fprefetch-loop-arraysGenerate prefetch instructions, if available, for arrays in loops-fpreprocessedTreat the input file as already preprocessed-fpretty-templates-fno-pretty-templates Do not pretty-print template specializations as the template signature followed by the arguments-fprofileEnable basic program profiling code-fprofile-arcsInsert arc-based program profiling code-fprofile-correctionEnable correction of flow inconsistent profile data input-fprofile-dir=Set the top-level directory for storing the profile data. The default is 'pwd'.-fprofile-dumpDump CFG profile for comparison.-fprofile-generateEnable common options for generating profile info for profile feedback directed optimizations-fprofile-generate-atomic=fprofile-generate-atomic=[0..3] Atomically increments for profile counters.-fprofile-generate-buildinfo=-fprofile-generate-buildinfo=filename Read build info to include in gcda file from filename-fprofile-generate-samplingTurn on instrumentation sampling with -fprofile-generate with rate set by --param profile-generate-sampling-rate or environment variable GCOV_SAMPLING_RATE-fprofile-generate=Enable common options for generating profile info for profile feedback directed optimizations, and set -fprofile-dir=-fprofile-reorder-functionsEnable function reordering that improves code placement-fprofile-reportReport on consistency of profile-fprofile-strip=Specify a substring to be stripped from the profile base file name-fprofile-useEnable common options for performing profile feedback directed optimizations-fprofile-use=Enable common options for performing profile feedback directed optimizations, and set -fprofile-dir=-fprofile-valuesInsert code to profile values of expressions-fprotect-parensProtect parentheses in expressions-frandom-seed-frandom-seed=-frandom-seed=<string> Make compile reproducible using <string>-frange-checkEnable range checking during compilation-freal-4-real-10Interpret any REAL(4) as a REAL(10)-freal-4-real-16Interpret any REAL(4) as a REAL(16)-freal-4-real-8Interpret any REAL(4) as a REAL(8)-freal-8-real-10Interpret any REAL(8) as a REAL(10)-freal-8-real-16Interpret any REAL(8) as a REAL(16)-freal-8-real-4Interpret any REAL(8) as a REAL(4)-frealloc-lhsReallocate the LHS in assignments-freciprocal-mathSame as -fassociative-math for expressions which include division.-frecord-compilation-info-in-elfRecord the compiler optimizations in a .gnu.switches.text section.-frecord-gcc-switchesRecord gcc command line switches in the object file.-frecord-marker=4Use a 4-byte record marker for unformatted files-frecord-marker=8Use an 8-byte record marker for unformatted files-frecursiveAllocate local variables on the stack to allow indirect recursion-freduced-reflectionReduce the amount of reflection meta-data generated-freeTurn on Redundant Extensions Elimination pass.-freg-struct-returnReturn small aggregates in registers-fregmove-frename-registersPerform a register renaming optimization pass-freorder-blocksReorder basic blocks to improve code placement-freorder-blocks-and-partitionReorder basic blocks and partition into hot and cold sections-freorder-functionsReorder functions to improve code placement-freorder-functions=-freorder-functions=[callgraph] Select the scheme for function reordering. This invokes a linker plugin. Generate .gnu.callgraph.text sections listing callees and edge counts.-frepack-arraysCopy array sections into a contiguous block on procedure entry-freplace-objc-classesUsed in Fix-and-Continue mode to indicate that object files may be swapped in at runtime-frepoEnable automatic template instantiation-frequire-return-statementFunctions which return values must end with return statements-frerun-cse-after-loopAdd a common subexpression elimination pass after loop optimizations-frerun-loop-opt-freschedule-modulo-scheduled-loopsEnable/Disable the traditional scheduling in loops that already passed modulo scheduling-fresolution=The resolution file-fripaPerform Dynamic Inter-Procedural Analysis.-fripa-allow-debugAllow -g enablement for -fripa -fprofile-generate compiles.-fripa-disallow-asm-modulesDon't import an auxiliary module if it contains asm statements-fripa-disallow-opt-mismatchDon't import an auxiliary module if the command line options mismatch with the primary module-fripa-inc-path-sub=Substitute substring in include paths with a new string to allow reuse profile data-fripa-no-promote-always-inline-funcDon't promote always inline static functions assuming they will be inlined and no copy is needed.-frounding-mathDisable optimizations that assume default FP rounding behavior-frttiGenerate run time type descriptor information-fsanitize-coverage=trace-pcEnable coverage-guided fuzzing code instrumentation. Inserts call to __sanitizer_cov_trace_pc into every basic block.-fsanitize=Select what to sanitize-fsaw-java-file-fsched-critical-path-heuristicEnable the critical path heuristic in the scheduler-fsched-dep-count-heuristicEnable the dependent count heuristic in the scheduler-fsched-group-heuristicEnable the group heuristic in the scheduler-fsched-interblockEnable scheduling across basic blocks-fsched-last-insn-heuristicEnable the last instruction heuristic in the scheduler-fsched-pressureEnable register pressure sensitive insn scheduling-fsched-rank-heuristicEnable the rank heuristic in the scheduler-fsched-specAllow speculative motion of non-loads-fsched-spec-insn-heuristicEnable the speculative instruction heuristic in the scheduler-fsched-spec-loadAllow speculative motion of some loads-fsched-spec-load-dangerousAllow speculative motion of more loads-fsched-stalled-insnsAllow premature scheduling of queued insns-fsched-stalled-insns-depSet dependence distance checking in premature scheduling of queued insns-fsched-stalled-insns-dep=-fsched-stalled-insns-dep=<number> Set dependence distance checking in premature scheduling of queued insns-fsched-stalled-insns=-fsched-stalled-insns=<number> Set number of queued insns that can be prematurely scheduled-fsched-verbose=-fsched-verbose=<number> Set the verbosity level of the scheduler-fsched2-use-superblocksIf scheduling post reload, do superblock scheduling-fsched2-use-traces-fschedule-insnsReschedule instructions before register allocation-fschedule-insns2Reschedule instructions after register allocation-fsecond-underscoreAppend a second underscore if the name already contains an underscore-fsection-anchorsAccess data in the same section from shared anchor points-fsee-fsel-sched-pipeliningPerform software pipelining of inner loops during selective scheduling-fsel-sched-pipelining-outer-loopsPerform software pipelining of outer loops during selective scheduling-fsel-sched-reschedule-pipelinedReschedule pipelined regions without pipelining-fselective-schedulingSchedule instructions using selective scheduling algorithm-fselective-scheduling2Run selective scheduling after reload-fshort-doubleUse the same size for double as for float-fshort-enumsUse the narrowest integer type possible for enumeration types-fshort-wcharForce the underlying type for "wchar_t" to be "unsigned short"-fshow-columnShow column numbers in diagnostics, when available. Default on-fshrink-wrapEmit function prologues only before parts of the function that need it, rather than at the top of the function.-fshrink-wrap-frame-pointerFramepointer shrinkwrapping optimization.-fsign-zeroApply negative sign to zero values-fsignaling-nansDisable optimizations observable by IEEE signaling NaNs-fsigned-bitfieldsWhen "signed" or "unsigned" is not given make the bitfield signed-fsigned-charMake "char" signed by default-fsigned-zerosDisable floating point optimizations that ignore the IEEE signedness of zero-fsimd-cost-model=Specifies the vectorization cost model for code marked with a simd directive-fsingle-precision-constantConvert floating point constants to single precision constants-fsized-deleteSupport delete operator with objetc's size as the second parameter.-fsource-filename=-fsource=Set the source language version-fsplit-ivs-in-unrollerSplit lifetimes of induction variables when loops are unrolled-fsplit-stackGenerate discontiguous stack frames-fsplit-wide-typesSplit wide types into independent registers-fsquangle-fstack-arraysPut all local arrays on stack.-fstack-checkInsert stack checking code into the program. Same as -fstack-check=specific-fstack-check=-fstack-check=[no|generic|specific] Insert stack checking code into the program-fstack-limit-fstack-limit-register=-fstack-limit-register=<register> Trap if the stack goes past <register>-fstack-limit-symbol=-fstack-limit-symbol=<name> Trap if the stack goes past symbol <name>-fstack-protectorUse propolice as a stack protection method-fstack-protector-allUse a stack protection method for every function-fstack-protector-strongUse a smart stack protection method for certain functions-fstack-reuse=-fstack-reuse=[all|named_vars|none] Set stack reuse level for local variables.-fstack-usageOutput stack usage information on a per-function basis-fstatsDisplay statistics accumulated during compilation-fstore-checkEnable assignability checks for stores into object arrays-fstrength-reduce-fstrict-aliasingAssume strict aliasing rules apply-fstrict-enum-precisionPerform transformations based on enum precision-fstrict-enumsAssume that values of enumeration type are always within the minimum range of that type-fstrict-overflowTreat signed overflow as undefined-fstrict-prototype-fstrict-volatile-bitfieldsForce bitfield accesses to match their type width-fsync-libcallsImplement __atomic operations via libcalls to legacy __sync functions-fsyntax-onlyCheck for syntax errors, then stop-ftabstop=-ftabstop=<number> Distance between tab stops for column reporting-ftarget-help-ftarget=Set the target VM version-ftemplate-backtrace-limit=Set the maximum number of template instantiation notes for a single warning or error-ftemplate-depth--ftemplate-depth=-ftemplate-depth=<number> Specify maximum template instantiation depth-ftest-coverageCreate data files needed by "gcov"-fthis-is-variable-fthread-jumpsPerform jump threading optimizations-fthreadsafe-statics-fno-threadsafe-statics Do not generate thread-safe code for initializing local statics-ftime-reportReport the time taken by each compiler pass-ftls-model=-ftls-model=[global-dynamic|local-dynamic|initial-exec|local-exec] Set the default thread-local storage code generation model-ftoplevel-reorderReorder top level functions, variables, and asms-ftracerPerform superblock formation via tail duplication-ftrack-macro-expansion-ftrack-macro-expansion=-ftrack-macro-expansion=<0|1|2> Track locations of tokens coming from macro expansion and display them in error messages-ftrapping-mathAssume floating-point operations can trap-ftrapvTrap for signed overflow in addition, subtraction and multiplication-ftree-bit-ccpEnable SSA-BIT-CCP optimization on trees-ftree-builtin-call-dceEnable conditional dead code elimination for builtin calls-ftree-ccpEnable SSA-CCP optimization on trees-ftree-chEnable loop header copying on trees-ftree-coalesce-inlined-varsEnable coalescing of copy-related user variables that are inlined-ftree-coalesce-varsEnable coalescing of all copy-related user variables-ftree-copy-propEnable copy propagation on trees-ftree-copyrenameReplace SSA temporaries with better names in copies-ftree-cselimTransform condition stores into unconditional ones-ftree-dceEnable SSA dead code elimination optimization on trees-ftree-dominator-optsEnable dominator optimizations-ftree-dseEnable dead store elimination-ftree-forwpropEnable forward propagation on trees-ftree-freEnable Full Redundancy Elimination (FRE) on trees-ftree-loop-distribute-patternsEnable loop distribution for patterns transformed into a library call-ftree-loop-distributionEnable loop distribution on trees-ftree-loop-if-convertConvert conditional jumps in innermost loops to branchless equivalents-ftree-loop-if-convert-storesAlso if-convert conditional jumps containing memory writes-ftree-loop-imEnable loop invariant motion on trees-ftree-loop-ivcanonCreate canonical induction variables in loops-ftree-loop-linearEnable loop interchange transforms. Same as -floop-interchange-ftree-loop-optimizeEnable loop optimizations on tree level-ftree-loop-vectorizeEnable loop vectorization on trees-ftree-lrsPerform live range splitting during the SSA->normal pass-ftree-parallelize-loops=Enable automatic parallelization of loops-ftree-partial-preIn SSA-PRE optimization on trees, enable partial-partial redundancy elimination-ftree-phipropEnable hoisting loads from conditional pointers.-ftree-preEnable SSA-PRE optimization on trees-ftree-ptaPerform function-local points-to analysis on trees.-ftree-reassocEnable reassociation on tree level-ftree-salias-ftree-scev-cpropEnable copy propagation of scalar-evolution information.-ftree-sinkEnable SSA code sinking on trees-ftree-slp-vectorizeEnable basic block vectorization (SLP) on trees-ftree-slsrPerform straight-line strength reduction-ftree-sraPerform scalar replacement of aggregates-ftree-store-ccp-ftree-store-copy-prop-ftree-switch-conversionPerform conversions of switch initializations.-ftree-tail-mergeEnable tail merging on trees-ftree-terReplace temporary expressions in the SSA->normal pass-ftree-vect-loop-version-ftree-vectorizeEnable vectorization on trees-ftree-vectorizer-verbose=-ftree-vrpPerform Value Range Propagation on trees-ftwo-level-all-subprogsWhen generating two-level line tables in DWARF (experimental), add linkage names for all functions (not just inlined functions).-ftwo-level-line-tablesUse two-level line tables in DWARF (experimental).-funderscoringAppend underscores to externally visible names-funit-at-a-timeCompile whole compilation unit at a time-funroll-all-loopsPerform loop unrolling for all loops-funroll-codesize-limitLimit non-const non-FP loop unrolling under profile estimates of large code footprint-funroll-loopsPerform loop unrolling when iteration count is known-funsafe-loop-optimizationsAllow loop optimizations to assume that the loops behave in normal way-funsafe-math-optimizationsAllow math optimizations that may violate IEEE or ISO standards-funsigned-bitfieldsWhen "signed" or "unsigned" is not given make the bitfield unsigned-funsigned-charMake "char" unsigned by default-funswitch-loopsPerform loop unswitching-funwind-tablesJust generate unwind tables for exception handling-fuse-atomic-builtinsGenerate code for built-in atomic operations-fuse-boehm-gcGenerate code for the Boehm GC-fuse-cxa-atexitUse __cxa_atexit to register destructors-fuse-cxa-get-exception-ptrUse __cxa_get_exception_ptr in exception handling-fuse-divide-subroutineCall a library routine to do integer divisions-fuse-ld=bfdUse the bfd linker instead of the default linker-fuse-ld=goldUse the gold linker instead of the default linker-fuse-ld=mcldUse the mcld linker instead of the default linker-fuse-linker-plugin-fvar-trackingPerform variable tracking-fvar-tracking-assignmentsPerform variable tracking by annotating assignments-fvar-tracking-assignments-toggleToggle -fvar-tracking-assignments-fvar-tracking-uninitPerform variable tracking and also tag variables that are uninitialized-fvariable-expansion-in-unrollerApply variable expansion when loops are unrolled-fvect-cost-modelEnables the dynamic vectorizer cost model. Preserved for backward compatibility.dynamic-fvect-cost-model=Specifies the cost model for vectorization-fverbose-asmAdd extra commentary to assembler output-fversion-fvisibility-inlines-hiddenMarks all inlined functions and methods as having hidden visibility-fvisibility-ms-compatChanges visibility to match Microsoft Visual Studio by default-fvisibility=-fvisibility=[default|internal|hidden|protected] Set the default symbol visibility-fvptUse expression value profiles in optimizations-fvtable-gc-fvtable-thunks-fvtable-verify=Validate vtable pointers before using them.-fvtv-countsOutput vtable verification counters.-fvtv-debugOutput vtable verification pointer sets information.-fweakEmit common-like symbols as weak symbols-fwebConstruct webs and split unrelated uses of single variable-fwhole-file-fwhole-programPerform whole program optimizations-fwide-exec-charset=-fwide-exec-charset=<cset> Convert all wide strings and character constants to character set <cset>-fworking-directoryGenerate a #line directive pointing at the current working directory-fwpaRun the link-time optimizer in whole program analysis (WPA) mode.-fwpa=Whole program analysis (WPA) mode with number of parallel jobs specified.-fwrapvAssume signed arithmetic overflow wraps around-fxref-fzee-fzero-initialized-in-bssPut zero initialized data in the bss section-fzero-linkGenerate lazy class lookup (via objc_getClass()) for use in Zero-Link modeGenerate debug information in default format-gantCatch typos-gcoffGenerate debug information in COFF format-gdwarfGenerate debug information in default version of DWARF format-gdwarf-Generate debug information in DWARF v2 (or later) format-gen-declsDump declarations to a .decl file-gfission-ggdbGenerate debug information in default extended format-ggnu-pubnamesGenerate DWARF pubnames and pubtypes sections with GNU extensions.-gline-tables-onlyGenerate DWARF line number tables and no other debug sections-gmltGenerate debug information at level 1 with minimal line table-gnat-gnat<options> Specify options to GNAT-gnatOSet name of output ALI file (internal switch)-gno-fission-gno-pubnamesDon't generate DWARF pubnames and pubtypes sections.-gno-record-gcc-switchesDon't record gcc command line switches in DWARF DW_AT_producer.-gno-split-dwarfDon't generate debug information in separate .dwo files-gno-strict-dwarfEmit DWARF additions beyond selected version-gpubnamesGenerate DWARF pubnames and pubtypes sections.-grecord-gcc-switchesRecord gcc command line switches in DWARF DW_AT_producer.-gsplit-dwarfGenerate debug information in separate .dwo files-gstabsGenerate debug information in STABS format-gstabs+Generate debug information in extended STABS format-gstrict-dwarfDon't emit DWARF additions beyond selected versionToggle debug information generation-gvmsGenerate debug information in VMS format-gxcoffGenerate debug information in XCOFF format-gxcoff+Generate debug information in extended XCOFF format-h-idirafter-idirafter <dir> Add <dir> to the end of the system include path-imacros-imacros <file> Accept definition of macros in <file>-imultiarch-imultiarch <dir> Set <dir> to be the multiarch include subdirectory-imultilib <dir> Set <dir> to be the multilib include subdirectory-include-include <file> Include the contents of <file> before other files-iplugindir=<dir> Set <dir> to be the default plugin directory-iprefix <path> Specify <path> as a prefix for next two options-iquote-iquote <dir> Add <dir> to the end of the quote include path-isysroot <dir> Set <dir> to be the system root directory-isystem <dir> Add <dir> to the start of the system include path-iwithprefix-iwithprefix <dir> Add <dir> to the end of the system include path-iwithprefixbefore-iwithprefixbefore <dir> Add <dir> to the end of the main include path-k8Synonym of -gnatk8-lang-asm-mabi=-mabi=ABI Generate code that conforms to the specified ABI-mandroidGenerate code for the Android platform.-march=-march=ARCH Use features of architecture ARCH-mbig-endianAssume target CPU is configured as big endian-mbionicUse Bionic C library-mcmodel=Specify the code model-mcpu=-mcpu=CPU Use features of and optimize for CPU-mfix-cortex-a53-835769Workaround for ARM Cortex-A53 Erratum number 835769-mfix-cortex-a53-843419Workaround for ARM Cortex-A53 Erratum number 843419-mgeneral-regs-onlyGenerate code which uses only the general registers-mglibcUse GNU C library-mlittle-endianAssume target CPU is configured as little endian-mlraUse LRA instead of reload (transitional)-momit-leaf-frame-pointerOmit the frame pointer in leaf functions-mstrict-alignDon't assume that unaligned accesses are handled by the system-mtls-dialect=Specify TLS dialect-mtune=-mtune=CPU Optimize for CPU-muclibcUse uClibc C library-n-no-canonical-prefixes-no-integrated-cpp-no-pieCreate a position dependent executable-nocppDisable preprocessing-nodefaultlibs-nostartfiles-nostdincDo not search standard system include directories (those specified with -isystem will still be used)-nostdinc++Do not search standard system include directories for C++-nostdlibDo not look for object files in standard path-o <file> Place output into <file>-pEnable function profiling-pass-exit-codes-pedantic-pedantic-errorsLike -pedantic but issue them as errors-pg-pieCreate a position independent executable-pipe-posix-print-file-name=-print-libgcc-file-name-print-multi-directory-print-multi-lib-print-multi-os-directory-print-multiarch-print-objc-runtime-infoGenerate C header of platform-specific features-print-prog-name=-print-search-dirs-print-sysroot-print-sysroot-headers-suffix-profile-pthread-quietDo not display functions compiled or elapsed time-r-rdynamic-remapRemap file names when including files-s-s-bc-abi-save-temps-save-temps=-sharedCreate a shared library-shared-libgcc-specs-specs=-static-static-libasan-static-libgcc-static-libgcj-static-libgfortranStatically link the GNU Fortran helper library (libgfortran)-static-libgo-static-liblsan-static-libstdc++-static-libtsan-static-libubsan-std=c++03Conform to the ISO 1998 C++ standard revised by the 2003 technical corrigendum-std=c++0xDeprecated in favor of -std=c++11-std=c++11Conform to the ISO 2011 C++ standard-std=c++14-std=c++1yConform to the ISO 2014(?) C++ draft standard (experimental and incomplete support)-std=c++98-std=c11Conform to the ISO 2011 C standard (experimental and incomplete support)-std=c1xDeprecated in favor of -std=c11-std=c89Conform to the ISO 1990 C standard-std=c90-std=c99Conform to the ISO 1999 C standard-std=c9xDeprecated in favor of -std=c99-std=f2003Conform to the ISO Fortran 2003 standard-std=f2008Conform to the ISO Fortran 2008 standard-std=f2008tsConform to the ISO Fortran 2008 standard including TS 29113-std=f95Conform to the ISO Fortran 95 standard-std=gnuConform to nothing in particular-std=gnu++03Conform to the ISO 1998 C++ standard revised by the 2003 technical corrigendum with GNU extensions-std=gnu++0xDeprecated in favor of -std=gnu++11-std=gnu++11Conform to the ISO 2011 C++ standard with GNU extensions (experimental and incomplete support)-std=gnu++14-std=gnu++1yConform to the ISO 201y(7?) C++ draft standard with GNU extensions (experimental and incomplete support)-std=gnu++98-std=gnu11Conform to the ISO 2011 C standard with GNU extensions (experimental and incomplete support)-std=gnu1xDeprecated in favor of -std=gnu11-std=gnu89Conform to the ISO 1990 C standard with GNU extensions-std=gnu90-std=gnu99Conform to the ISO 1999 C standard with GNU extensions-std=gnu9xDeprecated in favor of -std=gnu99-std=iso9899:1990-std=iso9899:199409Conform to the ISO 1990 C standard as amended in 1994-std=iso9899:1999-std=iso9899:199xDeprecated in favor of -std=iso9899:1999-std=iso9899:2011-std=legacyAccept extensions to support legacy code-symbolic-t-time-time=-tno-android-cc-tno-android-ld-traditional-traditional-cppEnable traditional preprocessing-trigraphs-trigraphs Support ISO C trigraphs-u-undefDo not predefine system-specific and GCC-specific macros-vEnable verbose output-versionDisplay the compiler's version-wSuppress warnings-wrapper-x-zcommon_handle_option_autoilp32lp64largesmalltinyautoevery-lineoncefaststandardoffoncallgraphCBpriorityallmixedonenamed_varsnonedefaulthiddeninternalprotectedglobal-dynamicinitial-execlocal-dynamiclocal-execdesctradcheappreinitstd/Volumes/Android/buildbot/src/android/gcc/toolchain/build/../gcc/gcc-4.9/gcc/vec.ccalculate_allocation_1register_overhead/Volumes/Android/buildbot/src/android/gcc/toolchain/build/../gcc/gcc-4.9/gcc/hooks.chook_int_rtx_unreachablediagnostic.c0x%lx %s

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