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GCC's command line options are indexed here without any initial `-' or `--'. Where an option has both positive and negative forms (such as -foption and -fno-option), relevant entries in the manual are indexed under the most appropriate form; it may sometimes be useful to look up both forms.
###: Overall Options-mno-short: M680x0 OptionsA: Preprocessor Optionsall_load: Darwin Optionsallowable_client: Darwin Optionsansi: Non-bugsansi: Other Builtinsansi: Preprocessor Optionsansi: C Dialect Optionsansi: Standardsarch_errors_fatal: Darwin Optionsaux-info: C Dialect Optionsb: Target OptionsB: Directory Optionsbcopy-builtin: PDP-11 OptionsBdynamic: VxWorks Optionsbind_at_load: Darwin OptionsBstatic: VxWorks Optionsbundle: Darwin Optionsbundle_loader: Darwin Optionsc: Link OptionsC: Preprocessor Optionsc: Overall Optionsclient_name: Darwin Optionscombine: Overall Optionscompatibility_version: Darwin Optionscoverage: Debugging Optionscurrent_version: Darwin OptionsD: Preprocessor Optionsd: Debugging Optionsda: Debugging OptionsdA: Debugging OptionsdB: Debugging OptionsdC: Debugging Optionsdc: Debugging OptionsdD: Preprocessor OptionsdD: Debugging Optionsdd: Debugging OptionsdE: Debugging Optionsdead_strip: Darwin Optionsdependency-file: Darwin Optionsdf: Debugging OptionsdG: Debugging Optionsdg: Debugging OptionsdH: Debugging Optionsdh: Debugging OptionsdI: Preprocessor Optionsdi: Debugging Optionsdj: Debugging Optionsdk: Debugging OptionsdL: Debugging Optionsdl: Debugging OptionsdM: Preprocessor Optionsdm: Debugging OptionsdM: Debugging Optionsdm: Debugging OptionsdN: Preprocessor OptionsdN: Debugging Optionsdn: Debugging Optionsdo: Debugging OptionsdP: Debugging Optionsdp: Debugging OptionsdR: Debugging Optionsdr: Debugging OptionsdS: Debugging Optionsds: Debugging OptionsdT: Debugging Optionsdt: Debugging Optionsdumpmachine: Debugging Optionsdumpspecs: Debugging Optionsdumpversion: Debugging Optionsdv: Debugging OptionsdV: Debugging Optionsdw: Debugging Optionsdx: Debugging Optionsdy: Debugging Optionsdylib_file: Darwin Optionsdylinker_install_name: Darwin Optionsdynamic: Darwin Optionsdynamiclib: Darwin OptionsdZ: Debugging Optionsdz: Debugging OptionsE: Link OptionsE: Overall OptionsEB: MIPS OptionsEB: ARC OptionsEL: MIPS OptionsEL: ARC Optionsexported_symbols_list: Darwin OptionsF: Darwin Optionsfabi-version: C++ Dialect Optionsfalign-arrays: Optimize Optionsfalign-functions: Optimize Optionsfalign-jumps: Optimize Optionsfalign-labels: Optimize Optionsfalign-loops: Optimize Optionsfargument-alias: Code Gen Optionsfargument-noalias: Code Gen Optionsfargument-noalias-anything: Code Gen Optionsfargument-noalias-global: Code Gen Optionsfasynchronous-unwind-tables: Code Gen Optionsfbounds-check: Code Gen Optionsfbranch-probabilities: Optimize Optionsfbranch-target-load-optimize: Optimize Optionsfbranch-target-load-optimize2: Optimize Optionsfbtr-bb-exclusive: Optimize Optionsfcall-saved: Interoperationfcall-saved: Code Gen Optionsfcall-used: Code Gen Optionsfcaller-saves: Optimize Optionsfcheck-new: C++ Dialect Optionsfcommon: Variable Attributesfcond-mismatch: C Dialect Optionsfconserve-space: C++ Dialect Optionsfconstant-string-class: Objective-C and Objective-C++ Dialect Optionsfcprop-registers: Optimize Optionsfcrossjumping: Optimize Optionsfcse-follow-jumps: Optimize Optionsfcse-skip-blocks: Optimize Optionsfcx-limited-range: Optimize Optionsfdata-sections: Optimize Optionsfdebug-prefix-map: Debugging Optionsfdelayed-branch: Optimize Optionsfdelete-null-pointer-checks: Optimize Optionsfdiagnostics-show-location: Language Independent Optionsfdiagnostics-show-option: Language Independent Optionsfdollars-in-identifiers: Interoperationfdollars-in-identifiers: Preprocessor Optionsfdump-class-hierarchy: Debugging Optionsfdump-ipa: Debugging Optionsfdump-noaddr: Debugging Optionsfdump-rtl-all: Debugging Optionsfdump-rtl-bbro: Debugging Optionsfdump-rtl-btl: Debugging Optionsfdump-rtl-bypass: Debugging Optionsfdump-rtl-ce1: Debugging Optionsfdump-rtl-ce2: Debugging Optionsfdump-rtl-ce3: Debugging Optionsfdump-rtl-cfg: Debugging Optionsfdump-rtl-combine: Debugging Optionsfdump-rtl-cse: Debugging Optionsfdump-rtl-cse2: Debugging Optionsfdump-rtl-dbr: Debugging Optionsfdump-rtl-eh: Debugging Optionsfdump-rtl-expand: Debugging Optionsfdump-rtl-flow2: Debugging Optionsfdump-rtl-gcse: Debugging Optionsfdump-rtl-greg: Debugging Optionsfdump-rtl-jump: Debugging Optionsfdump-rtl-life: Debugging Optionsfdump-rtl-loop2: Debugging Optionsfdump-rtl-lreg: Debugging Optionsfdump-rtl-mach: Debugging Optionsfdump-rtl-peephole2: Debugging Optionsfdump-rtl-postreload: Debugging Optionsfdump-rtl-regmove: Debugging Optionsfdump-rtl-rnreg: Debugging Optionsfdump-rtl-sched: Debugging Optionsfdump-rtl-sched2: Debugging Optionsfdump-rtl-sibling: Debugging Optionsfdump-rtl-sms: Debugging Optionsfdump-rtl-stack: Debugging Optionsfdump-rtl-tracer: Debugging Optionsfdump-rtl-vartrack: Debugging Optionsfdump-rtl-vpt: Debugging Optionsfdump-rtl-web: Debugging Optionsfdump-translation-unit: Debugging Optionsfdump-tree: Debugging Optionsfdump-tree-alias: Debugging Optionsfdump-tree-all: Debugging Optionsfdump-tree-ccp: Debugging Optionsfdump-tree-cfg: Debugging Optionsfdump-tree-ch: Debugging Optionsfdump-tree-copyprop: Debugging Optionsfdump-tree-copyrename: Debugging Optionsfdump-tree-dce: Debugging Optionsfdump-tree-dom: Debugging Optionsfdump-tree-dse: Debugging Optionsfdump-tree-forwprop: Debugging Optionsfdump-tree-fre: Debugging Optionsfdump-tree-gimple: Debugging Optionsfdump-tree-mudflap: Debugging Optionsfdump-tree-nrv: Debugging Optionsfdump-tree-phiopt: Debugging Optionsfdump-tree-pre: Debugging Optionsfdump-tree-salias: Debugging Optionsfdump-tree-sink: Debugging Optionsfdump-tree-sra: Debugging Optionsfdump-tree-ssa: Debugging Optionsfdump-tree-store_copyprop: Debugging Optionsfdump-tree-storeccp: Debugging Optionsfdump-tree-vcg: Debugging Optionsfdump-tree-vect: Debugging Optionsfdump-tree-vrp: Debugging Optionsfdump-unnumbered: Debugging Optionsfearly-inlining: Optimize Optionsfeliminate-dwarf2-dups: Debugging Optionsfeliminate-unused-debug-symbols: Debugging Optionsfeliminate-unused-debug-types: Debugging Optionsfexceptions: Code Gen Optionsfexec-charset: Preprocessor Optionsfexpensive-optimizations: Optimize Optionsfextended-identifiers: Preprocessor Optionsffast-math: Optimize Optionsffinite-math-only: Optimize Optionsffix-and-continue: Darwin Optionsffixed: Code Gen Optionsffloat-store: Disappointmentsffloat-store: Optimize Optionsffor-scope: C++ Dialect Optionsfforce-addr: Optimize Optionsfforce-mem: Optimize Optionsffreestanding: Function Attributesffreestanding: Warning Optionsffreestanding: C Dialect Optionsffreestanding: Standardsffriend-injection: C++ Dialect Optionsffunction-sections: Optimize Optionsfgcse: Optimize Optionsfgcse-after-reload: Optimize Optionsfgcse-las: Optimize Optionsfgcse-lm: Optimize Optionsfgcse-sm: Optimize Optionsfgnu-runtime: Objective-C and Objective-C++ Dialect Optionsfgnu89-inline: C Dialect Optionsfhosted: C Dialect Optionsfif-conversion: Optimize Optionsfif-conversion2: Optimize Optionsfilelist: Darwin Optionsfindirect-data: Darwin Optionsfinhibit-size-directive: Code Gen Optionsfinline-functions: Optimize Optionsfinline-functions-called-once: Optimize Optionsfinline-limit: Optimize Optionsfinput-charset: Preprocessor Optionsfinstrument-functions: Function Attributesfinstrument-functions: Code Gen Optionsfipa-pta: Optimize Optionsfivopts: Optimize Optionsfkeep-inline-functions: Inlinefkeep-inline-functions: Optimize Optionsfkeep-static-consts: Optimize Optionsflat_namespace: Darwin Optionsflax-vector-conversions: C Dialect Optionsfleading-underscore: Code Gen Optionsfmem-report: Debugging Optionsfmerge-all-constants: Optimize Optionsfmerge-constants: Optimize Optionsfmessage-length: Language Independent Optionsfmodulo-sched: Optimize Optionsfmove-loop-invariants: Optimize Optionsfms-extensions: Unnamed Fieldsfms-extensions: C++ Dialect Optionsfms-extensions: C Dialect Optionsfmudflap: Optimize Optionsfmudflapir: Optimize Optionsfmudflapth: Optimize Optionsfnext-runtime: Objective-C and Objective-C++ Dialect Optionsfno-access-control: C++ Dialect Optionsfno-asm: C Dialect Optionsfno-branch-count-reg: Optimize Optionsfno-builtin: Other Builtinsfno-builtin: Function Attributesfno-builtin: Warning Optionsfno-builtin: C Dialect Optionsfno-common: Variable Attributesfno-common: Code Gen Optionsfno-default-inline: Inlinefno-default-inline: Optimize Optionsfno-default-inline: C++ Dialect Optionsfno-defer-pop: Optimize Optionsfno-elide-constructors: C++ Dialect Optionsfno-enforce-eh-specs: C++ Dialect Optionsfno-for-scope: C++ Dialect Optionsfno-function-cse: Optimize Optionsfno-gnu-keywords: C++ Dialect Optionsfno-guess-branch-probability: Optimize Optionsfno-ident: Code Gen Optionsfno-implement-inlines: C++ Interfacefno-implement-inlines: C++ Dialect Optionsfno-implicit-inline-templates: C++ Dialect Optionsfno-implicit-templates: Template Instantiationfno-implicit-templates: C++ Dialect Optionsfno-inline: Optimize Optionsfno-jump-tables: Code Gen Optionsfno-math-errno: Optimize Optionsfno-nil-receivers: Objective-C and Objective-C++ Dialect Optionsfno-nonansi-builtins: C++ Dialect Optionsfno-operator-names: C++ Dialect Optionsfno-optional-diags: C++ Dialect Optionsfno-peephole: Optimize Optionsfno-peephole2: Optimize Optionsfno-rtti: C++ Dialect Optionsfno-sched-interblock: Optimize Optionsfno-sched-spec: Optimize Optionsfno-show-column: Preprocessor Optionsfno-signed-bitfields: C Dialect Optionsfno-stack-limit: Code Gen Optionsfno-threadsafe-statics: C++ Dialect Optionsfno-trapping-math: Optimize Optionsfno-unsigned-bitfields: C Dialect Optionsfno-use-cxa-get-exception-ptr: C++ Dialect Optionsfno-weak: C++ Dialect Optionsfno-working-directory: Preprocessor Optionsfno-zero-initialized-in-bss: Optimize Optionsfnon-call-exceptions: Code Gen Optionsfobjc-call-cxx-cdtors: Objective-C and Objective-C++ Dialect Optionsfobjc-direct-dispatch: Objective-C and Objective-C++ Dialect Optionsfobjc-exceptions: Objective-C and Objective-C++ Dialect Optionsfobjc-gc: Objective-C and Objective-C++ Dialect Optionsfomit-frame-pointer: Optimize Optionsfopenmp: C Dialect Optionsfoptimize-register-move: Optimize Optionsfoptimize-sibling-calls: Optimize Optionsforce_cpusubtype_ALL: Darwin Optionsforce_flat_namespace: Darwin Optionsfpack-struct: Code Gen Optionsfpcc-struct-return: Incompatibilitiesfpcc-struct-return: Code Gen Optionsfpch-deps: Preprocessor Optionsfpch-preprocess: Preprocessor Optionsfpeel-loops: Optimize Optionsfpermissive: C++ Dialect OptionsfPIC: Code Gen Optionsfpic: Code Gen OptionsfPIE: Code Gen Optionsfpie: Code Gen Optionsfprefetch-loop-arrays: Optimize Optionsfpreprocessed: Preprocessor Optionsfprofile-arcs: Other Builtinsfprofile-arcs: Debugging Optionsfprofile-generate: Optimize Optionsfprofile-use: Optimize Optionsfprofile-values: Optimize Optionsfrandom-string: Debugging Optionsfreg-struct-return: Code Gen Optionsfregmove: Optimize Optionsfremove-local-statics: Optimize Optionsfrename-registers: Optimize Optionsfreorder-blocks: Optimize Optionsfreorder-blocks-and-partition: Optimize Optionsfreorder-functions: Optimize Optionsfreplace-objc-classes: Objective-C and Objective-C++ Dialect Optionsfrepo: Template Instantiationfrepo: C++ Dialect Optionsfrerun-cse-after-loop: Optimize Optionsfreschedule-modulo-scheduled-loops: Optimize Optionsfrounding-math: Optimize Optionsfrtl-abstract-sequences: Optimize Optionsfsched-spec-load: Optimize Optionsfsched-spec-load-dangerous: Optimize Optionsfsched-stalled-insns: Optimize Optionsfsched-stalled-insns-dep: Optimize Optionsfsched-verbose: Debugging Optionsfsched2-use-superblocks: Optimize Optionsfsched2-use-traces: Optimize Optionsfschedule-insns: Optimize Optionsfschedule-insns2: Optimize Optionsfsection-anchors: Optimize Optionsfsee: Optimize Optionsfshort-double: Code Gen Optionsfshort-enums: Non-bugsfshort-enums: Type Attributesfshort-enums: Structures unions enumerations and bit-fields implementationfshort-enums: Code Gen Optionsfshort-wchar: Code Gen Optionsfsignaling-nans: Optimize Optionsfsigned-bitfields: Non-bugsfsigned-bitfields: C Dialect Optionsfsigned-char: Characters implementationfsigned-char: C Dialect Optionsfsingle-precision-constant: Optimize Optionsfsplit-ivs-in-unroller: Optimize Optionsfstack-check: Code Gen Optionsfstack-limit-register: Code Gen Optionsfstack-limit-symbol: Code Gen Optionsfstack-protector: Optimize Optionsfstack-protector-all: Optimize Optionsfstats: C++ Dialect Optionsfstrict-aliasing: Optimize Optionsfstrict-overflow: Optimize Optionsfsyntax-only: Warning Optionsftabstop: Preprocessor Optionsftemplate-depth: C++ Dialect Optionsftest-coverage: Debugging Optionsfthread-jumps: Optimize Optionsftime-report: Debugging Optionsftls-model=model: Code Gen Optionsftracer: Optimize Optionsftrapv: Code Gen Optionsftree-ccp: Optimize Optionsftree-ch: Optimize Optionsftree-copy-prop: Optimize Optionsftree-copyrename: Optimize Optionsftree-dce: Optimize Optionsftree-dominator-opts: Optimize Optionsftree-loop-im: Optimize Optionsftree-loop-ivcanon: Optimize Optionsftree-loop-linear: Optimize Optionsftree-loop-optimize: Optimize Optionsftree-lrs: Optimize Optionsftree-pre: Optimize Optionsftree-salias: Optimize Optionsftree-sink: Optimize Optionsftree-sra: Optimize Optionsftree-store-ccp: Optimize Optionsftree-ter: Optimize Optionsftree-vect-loop-version: Optimize Optionsftree-vectorize: Optimize Optionsftree-vectorizer-verbose: Debugging Optionsftree-vrp: Optimize Optionsfunit-at-a-time: Optimize Optionsfunroll-all-loops: Optimize Optionsfunroll-loops: Optimize Optionsfunsafe-loop-optimizations: Optimize Optionsfunsafe-math-optimizations: Optimize Optionsfunsigned-bitfields: Non-bugsfunsigned-bitfields: Structures unions enumerations and bit-fields implementationfunsigned-bitfields: C Dialect Optionsfunsigned-char: Characters implementationfunsigned-char: C Dialect Optionsfunswitch-loops: Optimize Optionsfunwind-tables: Code Gen Optionsfuse-cxa-atexit: C++ Dialect Optionsfvar-tracking: Debugging Optionsfvariable-expansion-in-unroller: Optimize Optionsfverbose-asm: Code Gen Optionsfvisibility: Code Gen Optionsfvisibility-inlines-hidden: C++ Dialect Optionsfvpt: Optimize Optionsfweb: Optimize Optionsfwhole-program: Optimize Optionsfwide-exec-charset: Preprocessor Optionsfworking-directory: Preprocessor Optionsfwrapv: Code Gen Optionsfzero-link: Objective-C and Objective-C++ Dialect OptionsG: System V OptionsG: RS/6000 and PowerPC OptionsG: MIPS OptionsG: M32R/D Optionsg: Debugging Optionsgcoff: Debugging Optionsgdwarf-2: Debugging Optionsgen-decls: Objective-C and Objective-C++ Dialect Optionsgfull: Darwin Optionsggdb: Debugging Optionsgnu-ld: HPPA Optionsgstabs: Debugging Optionsgstabs+: Debugging Optionsgused: Darwin Optionsgvms: Debugging Optionsgxcoff: Debugging Optionsgxcoff+: Debugging OptionsH: Preprocessor Optionsheaderpad_max_install_names: Darwin Optionshelp: Preprocessor Optionshelp: Overall Optionshp-ld: HPPA OptionsI: Directory OptionsI: Preprocessor OptionsI-: Directory OptionsI-: Preprocessor Optionsidirafter: Preprocessor Optionsimacros: Preprocessor Optionsimage_base: Darwin Optionsimultilib: Preprocessor Optionsinclude: Preprocessor Optionsinit: Darwin Optionsinstall_name: Darwin Optionsiprefix: Preprocessor Optionsiquote: Directory Optionsiquote: Preprocessor Optionsisysroot: Preprocessor Optionsisystem: Preprocessor Optionsiwithprefix: Preprocessor Optionsiwithprefixbefore: Preprocessor Optionskeep_private_externs: Darwin OptionsL: Directory Optionsl: Link Optionslobjc: Link OptionsM: Preprocessor Optionsm1: SH Optionsm10: PDP-11 Optionsm128bit-long-double: i386 and x86-64 Optionsm16-bit: CRIS Optionsm2: SH Optionsm210: MCore Optionsm3: SH Optionsm31: S/390 and zSeries Optionsm32: SPARC Optionsm32: RS/6000 and PowerPC Optionsm32: i386 and x86-64 Optionsm32-bit: CRIS Optionsm32r: M32R/D Optionsm32r2: M32R/D Optionsm32rx: M32R/D Optionsm340: MCore Optionsm386: i386 and x86-64 Optionsm3dnow: i386 and x86-64 Optionsm3e: SH Optionsm4: SH Optionsm4-nofpu: SH Optionsm4-single: SH Optionsm4-single-only: SH Optionsm40: PDP-11 Optionsm45: PDP-11 Optionsm486: i386 and x86-64 Optionsm4a: SH Optionsm4a-nofpu: SH Optionsm4a-single: SH Optionsm4a-single-only: SH Optionsm4al: SH Optionsm4byte-functions: MCore Optionsm5200: M680x0 Optionsm5206e: M680x0 Optionsm528x: M680x0 Optionsm5307: M680x0 Optionsm5407: M680x0 Optionsm64: SPARC Optionsm64: S/390 and zSeries Optionsm64: RS/6000 and PowerPC Optionsm64: i386 and x86-64 Optionsm68000: M680x0 Optionsm68010: M680x0 Optionsm68020: M680x0 Optionsm68020-40: M680x0 Optionsm68020-60: M680x0 Optionsm68030: M680x0 Optionsm68040: M680x0 Optionsm68060: M680x0 Optionsm6811: M68hc1x Optionsm6812: M68hc1x Optionsm68881: M680x0 Optionsm68hc11: M68hc1x Optionsm68hc12: M68hc1x Optionsm68hcs12: M68hc1x Optionsm68S12: M68hc1x Optionsm8-bit: CRIS Optionsm96bit-long-double: i386 and x86-64 Optionsmabi: RS/6000 and PowerPC Optionsmabi: ARM Optionsmabi-mmixware: MMIX Optionsmabi=32: MIPS Optionsmabi=64: MIPS Optionsmabi=eabi: MIPS Optionsmabi=gnu: MMIX Optionsmabi=ibmlongdouble: RS/6000 and PowerPC Optionsmabi=ieeelongdouble: RS/6000 and PowerPC Optionsmabi=n32: MIPS Optionsmabi=no-spe: RS/6000 and PowerPC Optionsmabi=o64: MIPS Optionsmabi=spe: RS/6000 and PowerPC Optionsmabicalls: MIPS Optionsmabort-on-noreturn: ARM Optionsmabshi: PDP-11 Optionsmac0: PDP-11 Optionsmacc-4: FRV Optionsmacc-8: FRV Optionsmaccumulate-outgoing-args: i386 and x86-64 Optionsmadjust-unroll: SH Optionsmads: RS/6000 and PowerPC Optionsmaix-struct-return: RS/6000 and PowerPC Optionsmaix32: RS/6000 and PowerPC Optionsmaix64: RS/6000 and PowerPC Optionsmalign-300: H8/300 Optionsmalign-double: i386 and x86-64 Optionsmalign-int: M680x0 Optionsmalign-labels: FRV Optionsmalign-loops: M32R/D Optionsmalign-natural: RS/6000 and PowerPC Optionsmalign-power: RS/6000 and PowerPC Optionsmalloc-cc: FRV Optionsmalpha-as: DEC Alpha Optionsmaltivec: RS/6000 and PowerPC Optionsmam33: MN10300 Optionsmaout: CRIS Optionsmapcs: ARM Optionsmapcs-frame: ARM Optionsmapp-regs: V850 Optionsmapp-regs: SPARC Optionsmarch: S/390 and zSeries Optionsmarch: MT Optionsmarch: MIPS Optionsmarch: M680x0 Optionsmarch: i386 and x86-64 Optionsmarch: HPPA Optionsmarch: CRIS Optionsmarch: ARM Optionsmasm=dialect: i386 and x86-64 Optionsmauto-incdec: M68hc1x Optionsmauto-pic: IA-64 Optionsmb: SH Optionsmbacc: MT Optionsmbackchain: S/390 and zSeries Optionsmbase-addresses: MMIX Optionsmbcopy: PDP-11 Optionsmbig: TMS320C3x/C4x Optionsmbig: RS/6000 and PowerPC Optionsmbig-endian: RS/6000 and PowerPC Optionsmbig-endian: MCore Optionsmbig-endian: IA-64 Optionsmbig-endian: ARM Optionsmbig-memory: TMS320C3x/C4x Optionsmbig-switch: V850 Optionsmbig-switch: HPPA Optionsmbigtable: SH Optionsmbit-align: RS/6000 and PowerPC Optionsmbitfield: M680x0 Optionsmbk: TMS320C3x/C4x Optionsmbranch-cheap: PDP-11 Optionsmbranch-cost: MIPS Optionsmbranch-cost=number: M32R/D Optionsmbranch-expensive: PDP-11 Optionsmbranch-likely: MIPS Optionsmbranch-predict: MMIX Optionsmbss-plt: RS/6000 and PowerPC Optionsmbuild-constants: DEC Alpha Optionsmbwx: DEC Alpha Optionsmc68000: M680x0 Optionsmc68020: M680x0 Optionsmcall-gnu: RS/6000 and PowerPC Optionsmcall-linux: RS/6000 and PowerPC Optionsmcall-netbsd: RS/6000 and PowerPC Optionsmcall-prologues: AVR Optionsmcall-solaris: RS/6000 and PowerPC Optionsmcall-sysv: RS/6000 and PowerPC Optionsmcall-sysv-eabi: RS/6000 and PowerPC Optionsmcall-sysv-noeabi: RS/6000 and PowerPC Optionsmcallee-super-interworking: ARM Optionsmcaller-super-interworking: ARM Optionsmcallgraph-data: MCore Optionsmcc-init: CRIS Optionsmcfv4e: M680x0 Optionsmcheck-zero-division: MIPS Optionsmcirrus-fix-invalid-insns: ARM Optionsmcix: DEC Alpha Optionsmcmodel=embmedany: SPARC Optionsmcmodel=kernel: i386 and x86-64 Optionsmcmodel=large: i386 and x86-64 Optionsmcmodel=medany: SPARC Optionsmcmodel=medium: i386 and x86-64 Optionsmcmodel=medlow: SPARC Optionsmcmodel=medmid: SPARC Optionsmcmodel=small: i386 and x86-64 Optionsmcode-readable: MIPS Optionsmcond-exec: FRV Optionsmcond-move: FRV Optionsmconst-align: CRIS Optionsmconst16: Xtensa Optionsmconstant-gp: IA-64 Optionsmcpu: TMS320C3x/C4x Optionsmcpu: SPARC Optionsmcpu: RS/6000 and PowerPC Optionsmcpu: M680x0 Optionsmcpu: i386 and x86-64 Optionsmcpu: FRV Optionsmcpu: DEC Alpha Optionsmcpu: CRIS Optionsmcpu: ARM Optionsmcpu: ARC Optionsmcpu32: M680x0 Optionsmcpu=: M32C Optionsmcsync-anomaly: Blackfin OptionsMD: Preprocessor Optionsmdalign: SH Optionsmdata: ARC Optionsmdata-align: CRIS Optionsmdb: TMS320C3x/C4x Optionsmdebug: S/390 and zSeries Optionsmdebug: M32R/D Optionsmdec-asm: PDP-11 Optionsmdisable-callt: V850 Optionsmdisable-fpregs: HPPA Optionsmdisable-indexing: HPPA Optionsmdiv: MCore Optionsmdiv: M680x0 Optionsmdiv=strategy: SH Optionsmdivide-breaks: MIPS Optionsmdivide-traps: MIPS Optionsmdivsi3_libfunc=name: SH Optionsmdlmzb: RS/6000 and PowerPC Optionsmdmx: MIPS Optionsmdouble: FRV Optionsmdouble-float: MIPS Optionsmdp-isr-reload: TMS320C3x/C4x Optionsmdsp: MIPS Optionsmdspr2: MIPS Optionsmdwarf2-asm: IA-64 Optionsmdword: FRV Optionsmdynamic-no-pic: RS/6000 and PowerPC Optionsmeabi: RS/6000 and PowerPC Optionsmearly-stop-bits: IA-64 Optionsmeb: Score Optionsmel: Score Optionsmelf: MMIX Optionsmelf: CRIS Optionsmelinux: CRIS Optionsmelinux-stacksize: CRIS Optionsmemb: RS/6000 and PowerPC Optionsmembedded-data: MIPS Optionsmemregs=: M32C Optionsmep: V850 Optionsmepsilon: MMIX Optionsmesa: S/390 and zSeries Optionsmetrax100: CRIS Optionsmetrax4: CRIS Optionsmexplicit-relocs: MIPS Optionsmexplicit-relocs: DEC Alpha Optionsmextern-sdata: MIPS OptionsMF: Preprocessor Optionsmfast-fix: TMS320C3x/C4x Optionsmfast-indirect-calls: HPPA Optionsmfaster-structs: SPARC Optionsmfdpic: FRV Optionsmfix: DEC Alpha Optionsmfix-and-continue: Darwin Optionsmfix-r4000: MIPS Optionsmfix-r4400: MIPS Optionsmfix-sb1: MIPS Optionsmfix-vr4120: MIPS Optionsmfix-vr4130: MIPS Optionsmfixed-cc: FRV Optionsmfixed-range: IA-64 Optionsmfixed-range: HPPA Optionsmflip-mips16: MIPS Optionsmfloat-abi: ARM Optionsmfloat-gprs: RS/6000 and PowerPC Optionsmfloat-ieee: DEC Alpha Optionsmfloat-vax: DEC Alpha Optionsmfloat32: PDP-11 Optionsmfloat64: PDP-11 Optionsmflush-func: MIPS Optionsmflush-func=name: M32R/D Optionsmflush-trap=number: M32R/D Optionsmfmovd: SH Optionsmfp: ARM Optionsmfp-exceptions: MIPS Optionsmfp-reg: DEC Alpha Optionsmfp-rounding-mode: DEC Alpha Optionsmfp-trap-mode: DEC Alpha Optionsmfp32: MIPS Optionsmfp64: MIPS Optionsmfpe: ARM Optionsmfpr-32: FRV Optionsmfpr-64: FRV Optionsmfprnd: RS/6000 and PowerPC Optionsmfpu: SPARC Optionsmfpu: PDP-11 Optionsmfpu: ARM Optionsmfull-toc: RS/6000 and PowerPC Optionsmfused-madd: Xtensa Optionsmfused-madd: S/390 and zSeries Optionsmfused-madd: RS/6000 and PowerPC Optionsmfused-madd: MIPS Optionsmg: VAX OptionsMG: Preprocessor Optionsmgas: HPPA Optionsmgas: DEC Alpha Optionsmgettrcost=number: SH Optionsmglibc: GNU/Linux Optionsmgnu: VAX Optionsmgnu-as: IA-64 Optionsmgnu-ld: IA-64 Optionsmgotplt: CRIS Optionsmgp32: MIPS Optionsmgp64: MIPS Optionsmgpopt: MIPS Optionsmgpr-32: FRV Optionsmgpr-64: FRV Optionsmgprel-ro: FRV Optionsmh: H8/300 Optionsmhard-float: SPARC Optionsmhard-float: S/390 and zSeries Optionsmhard-float: RS/6000 and PowerPC Optionsmhard-float: MIPS Optionsmhard-float: M680x0 Optionsmhard-float: FRV Optionsmhard-float: ARM Optionsmhard-quad-float: SPARC Optionsmhardlit: MCore Optionsmhitachi: SH Optionsmid-shared-library: Blackfin Optionsmieee: SH Optionsmieee: DEC Alpha Optionsmieee-conformant: DEC Alpha Optionsmieee-fp: i386 and x86-64 Optionsmieee-with-inexact: DEC Alpha Optionsmilp32: IA-64 Optionsmimpure-text: SPARC Optionsmindexed-addressing: SH Optionsminit-stack: AVR Optionsminline-all-stringops: i386 and x86-64 Optionsminline-float-divide-max-throughput: IA-64 Optionsminline-float-divide-min-latency: IA-64 Optionsminline-int-divide-max-throughput: IA-64 Optionsminline-int-divide-min-latency: IA-64 Optionsminline-plt: FRV Optionsminline-sqrt-max-throughput: IA-64 Optionsminline-sqrt-min-latency: IA-64 Optionsminmax: M68hc1x Optionsminsert-sched-nops: RS/6000 and PowerPC Optionsmint16: PDP-11 Optionsmint32: PDP-11 Optionsmint32: H8/300 Optionsmint8: AVR Optionsminvalid-symbols: SH Optionsmips1: MIPS Optionsmips16: MIPS Optionsmips16e: MIPS Optionsmips2: MIPS Optionsmips3: MIPS Optionsmips32: MIPS Optionsmips32r2: MIPS Optionsmips3d: MIPS Optionsmips4: MIPS Optionsmips64: MIPS Optionsmisel: RS/6000 and PowerPC Optionsmisize: SH Optionsmissue-rate=number: M32R/D Optionsmjump-in-delay: HPPA Optionsmkernel: Darwin Optionsmknuthdiv: MMIX Optionsml: SH Optionsmlarge-data: DEC Alpha Optionsmlarge-data-threshold=number: i386 and x86-64 Optionsmlarge-text: DEC Alpha Optionsmlibfuncs: MMIX Optionsmlibrary-pic: FRV Optionsmlinked-fp: FRV Optionsmlinker-opt: HPPA Optionsmlinux: CRIS Optionsmlittle: RS/6000 and PowerPC Optionsmlittle-endian: SPARC Optionsmlittle-endian: RS/6000 and PowerPC Optionsmlittle-endian: MCore Optionsmlittle-endian: IA-64 Optionsmlittle-endian: ARM Optionsmlocal-sdata: MIPS Optionsmlong-calls: V850 Optionsmlong-calls: MIPS Optionsmlong-calls: M68hc1x Optionsmlong-calls: FRV Optionsmlong-calls: Blackfin Optionsmlong-calls: ARM Optionsmlong-double-128: S/390 and zSeries Optionsmlong-double-64: S/390 and zSeries Optionsmlong-load-store: HPPA Optionsmlong32: MIPS Optionsmlong64: MIPS Optionsmlongcall: RS/6000 and PowerPC Optionsmlongcalls: Xtensa Optionsmloop-unsigned: TMS320C3x/C4x Optionsmlow-64k: Blackfin Optionsmlow-irq-latency: ARM Optionsmlp64: IA-64 OptionsMM: Preprocessor Optionsmmac: Score Optionsmmac: CRX Optionsmmad: MIPS Optionsmmangle-cpu: ARC Optionsmmarvell-div: ARM Optionsmmax: DEC Alpha Optionsmmax-stack-frame: CRIS Optionsmmcu: AVR OptionsMMD: Preprocessor Optionsmmedia: FRV Optionsmmemcpy: MIPS Optionsmmemory-latency: DEC Alpha Optionsmmemparm: TMS320C3x/C4x Optionsmmfcrf: RS/6000 and PowerPC Optionsmminimal-toc: RS/6000 and PowerPC Optionsmmmx: i386 and 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