Info Node: (gcc-300.info)Option Summary

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(gcc-300.info)Option Summary

Option Summary ============== Here is a summary of all the options, grouped by type. Explanations are in the following sections. _Overall Options_ Note: Options Controlling the Kind of Output. -c -S -E -o FILE -pipe -pass-exit-codes -x LANGUAGE -v --target-help --help _C Language Options_ Note: Options Controlling C Dialect. -ansi -std=STANDARD -aux-info FILENAME -fno-asm -fno-builtin -fhosted -ffreestanding -trigraphs -traditional -traditional-cpp -fallow-single-precision -fcond-mismatch -fsigned-bitfields -fsigned-char -funsigned-bitfields -funsigned-char -fwritable-strings -fshort-wchar _C++ Language Options_ Note: Options Controlling C++ Dialect. -fno-access-control -fcheck-new -fconserve-space -fno-const-strings -fdollars-in-identifiers -fno-elide-constructors -fno-enforce-eh-specs -fexternal-templates -falt-external-templates -ffor-scope -fno-for-scope -fno-gnu-keywords -fno-implicit-templates -fno-implicit-inline-templates -fno-implement-inlines -fms-extensions -fno-nonansi-builtins -fno-operator-names -fno-optional-diags -fpermissive -frepo -fno-rtti -fstats -ftemplate-depth-N -fuse-cxa-atexit -fno-weak -nostdinc++ -fno-default-inline -Wctor-dtor-privacy -Wnon-virtual-dtor -Wreorder -Weffc++ -Wno-deprecated -Wno-non-template-friend -Wold-style-cast -Woverloaded-virtual -Wno-pmf-conversions -Wsign-promo -Wsynth _Objective-C Language Options_ Note: Options Controlling Objective-C Dialect. -fconstant-string-class=CLASS-NAME -fgnu-runtime -fnext-runtime -gen-decls -Wno-protocol -Wselector _Language Independent Options_ Note: Options to Control Diagnostic Messages Formatting. -fmessage-length=N -fdiagnostics-show-location=[once|every-line] _Warning Options_ Note: Options to Request or Suppress Warnings. -fsyntax-only -pedantic -pedantic-errors -w -W -Wall -Waggregate-return -Wcast-align -Wcast-qual -Wchar-subscripts -Wcomment -Wconversion -Wdisabled-optimization -Werror -Wfloat-equal -Wformat -Wformat=2 -Wformat-nonliteral -Wformat-security -Wid-clash-LEN -Wimplicit -Wimplicit-int -Wimplicit-function-declaration -Werror-implicit-function-declaration -Wimport -Winline -Wlarger-than-LEN -Wlong-long -Wmain -Wmissing-braces -Wmissing-declarations -Wmissing-format-attribute -Wmissing-noreturn -Wmultichar -Wno-format-extra-args -Wno-format-y2k -Wno-import -Wpacked -Wpadded -Wparentheses -Wpointer-arith -Wredundant-decls -Wreturn-type -Wsequence-point -Wshadow -Wsign-compare -Wswitch -Wsystem-headers -Wtrigraphs -Wundef -Wuninitialized -Wunknown-pragmas -Wunreachable-code -Wunused -Wunused-function -Wunused-label -Wunused-parameter -Wunused-value -Wunused-variable -Wwrite-strings _C-only Warning Options_ -Wbad-function-cast -Wmissing-prototypes -Wnested-externs -Wstrict-prototypes -Wtraditional _Debugging Options_ Note: Options for Debugging Your Program or GCC. -a -ax -dLETTERS -dumpspecs -dumpmachine -dumpversion -fdump-unnumbered -fdump-translation-unit[-N] -fdump-class-hierarchy[-N] -fdump-ast-original[-N] -fdump-ast-optimized[-N] -fmem-report -fpretend-float -fprofile-arcs -ftest-coverage -ftime-report -g -gLEVEL -gcoff -gdwarf -gdwarf-1 -gdwarf-1+ -gdwarf-2 -ggdb -gstabs -gstabs+ -gxcoff -gxcoff+ -p -pg -print-file-name=LIBRARY -print-libgcc-file-name -print-multi-directory -print-multi-lib -print-prog-name=PROGRAM -print-search-dirs -Q -save-temps -time _Optimization Options_ Note: Options that Control Optimization. -falign-functions=N -falign-jumps=N -falign-labels=N -falign-loops=N -fbranch-probabilities -fcaller-saves -fcse-follow-jumps -fcse-skip-blocks -fdata-sections -fdce -fdelayed-branch -fdelete-null-pointer-checks -fexpensive-optimizations -ffast-math -ffloat-store -fforce-addr -fforce-mem -ffunction-sections -fgcse -finline-functions -finline-limit=N -fkeep-inline-functions -fkeep-static-consts -fmove-all-movables -fno-default-inline -fno-defer-pop -fno-function-cse -fno-guess-branch-probability -fno-inline -fno-math-errno -fno-peephole -fno-peephole2 -fomit-frame-pointer -foptimize-register-move -foptimize-sibling-calls -freduce-all-givs -fregmove -frename-registers -frerun-cse-after-loop -frerun-loop-opt -fschedule-insns -fschedule-insns2 -fsingle-precision-constant -fssa -fstrength-reduce -fstrict-aliasing -fthread-jumps -ftrapv -funroll-all-loops -funroll-loops --param NAME=VALUE -O -O0 -O1 -O2 -O3 -Os _Preprocessor Options_ Note: Options Controlling the Preprocessor. -$ -AQUESTION=ANSWER -A-QUESTION[=ANSWER] -C -dD -dI -dM -dN -DMACRO[=DEFN] -E -H -idirafter DIR -include FILE -imacros FILE -iprefix FILE -iwithprefix DIR -iwithprefixbefore DIR -isystem DIR -M -MM -MF -MG -MP -MQ -MT -nostdinc -P -remap -trigraphs -undef -UMACRO -Wp,OPTION _Assembler Option_ Note: Passing Options to the Assembler. -Wa,OPTION _Linker Options_ Note: Options for Linking. OBJECT-FILE-NAME -lLIBRARY -nostartfiles -nodefaultlibs -nostdlib -s -static -static-libgcc -shared -shared-libgcc -symbolic -Wl,OPTION -Xlinker OPTION -u SYMBOL _Directory Options_ Note: Options for Directory Search. -BPREFIX -IDIR -I- -LDIR -specs=FILE _Target Options_ Note: Target Options. -b MACHINE -V VERSION _Machine Dependent Options_ Note: Hardware Models and Configurations. _M680x0 Options_ -m68000 -m68020 -m68020-40 -m68020-60 -m68030 -m68040 -m68060 -mcpu32 -m5200 -m68881 -mbitfield -mc68000 -mc68020 -mfpa -mnobitfield -mrtd -mshort -msoft-float -mpcrel -malign-int -mstrict-align _M68hc1x Options_ -m6811 -m6812 -m68hc11 -m68hc12 -mauto-incdec -mshort -msoft-reg-count=COUNT _VAX Options_ -mg -mgnu -munix _SPARC Options_ -mcpu=CPU-TYPE -mtune=CPU-TYPE -mcmodel=CODE-MODEL -m32 -m64 -mapp-regs -mbroken-saverestore -mcypress -mepilogue -mfaster-structs -mflat -mfpu -mhard-float -mhard-quad-float -mimpure-text -mlive-g0 -mno-app-regs -mno-epilogue -mno-faster-structs -mno-flat -mno-fpu -mno-impure-text -mno-stack-bias -mno-unaligned-doubles -msoft-float -msoft-quad-float -msparclite -mstack-bias -msupersparc -munaligned-doubles -mv8 _Convex Options_ -mc1 -mc2 -mc32 -mc34 -mc38 -margcount -mnoargcount -mlong32 -mlong64 -mvolatile-cache -mvolatile-nocache _AMD29K Options_ -m29000 -m29050 -mbw -mnbw -mdw -mndw -mlarge -mnormal -msmall -mkernel-registers -mno-reuse-arg-regs -mno-stack-check -mno-storem-bug -mreuse-arg-regs -msoft-float -mstack-check -mstorem-bug -muser-registers _ARM Options_ -mapcs-frame -mno-apcs-frame -mapcs-26 -mapcs-32 -mapcs-stack-check -mno-apcs-stack-check -mapcs-float -mno-apcs-float -mapcs-reentrant -mno-apcs-reentrant -msched-prolog -mno-sched-prolog -mlittle-endian -mbig-endian -mwords-little-endian -malignment-traps -mno-alignment-traps -msoft-float -mhard-float -mfpe -mthumb-interwork -mno-thumb-interwork -mcpu=NAME -march=NAME -mfpe=NAME -mstructure-size-boundary=N -mbsd -mxopen -mno-symrename -mabort-on-noreturn -mlong-calls -mno-long-calls -msingle-pic-base -mno-single-pic-base -mpic-register=REG -mnop-fun-dllimport -mpoke-function-name -mthumb -marm -mtpcs-frame -mtpcs-leaf-frame -mcaller-super-interworking -mcallee-super-interworking _MN10200 Options_ -mrelax _MN10300 Options_ -mmult-bug -mno-mult-bug -mam33 -mno-am33 -mno-crt0 -mrelax _M32R/D Options_ -mcode-model=MODEL-TYPE -msdata=SDATA-TYPE -G NUM _M88K Options_ -m88000 -m88100 -m88110 -mbig-pic -mcheck-zero-division -mhandle-large-shift -midentify-revision -mno-check-zero-division -mno-ocs-debug-info -mno-ocs-frame-position -mno-optimize-arg-area -mno-serialize-volatile -mno-underscores -mocs-debug-info -mocs-frame-position -moptimize-arg-area -mserialize-volatile -mshort-data-NUM -msvr3 -msvr4 -mtrap-large-shift -muse-div-instruction -mversion-03.00 -mwarn-passed-structs _RS/6000 and PowerPC Options_ -mcpu=CPU-TYPE -mtune=CPU-TYPE -mpower -mno-power -mpower2 -mno-power2 -mpowerpc -mpowerpc64 -mno-powerpc -mpowerpc-gpopt -mno-powerpc-gpopt -mpowerpc-gfxopt -mno-powerpc-gfxopt -mnew-mnemonics -mold-mnemonics -mfull-toc -mminimal-toc -mno-fop-in-toc -mno-sum-in-toc -m64 -m32 -mxl-call -mno-xl-call -mthreads -mpe -msoft-float -mhard-float -mmultiple -mno-multiple -mstring -mno-string -mupdate -mno-update -mfused-madd -mno-fused-madd -mbit-align -mno-bit-align -mstrict-align -mno-strict-align -mrelocatable -mno-relocatable -mrelocatable-lib -mno-relocatable-lib -mtoc -mno-toc -mlittle -mlittle-endian -mbig -mbig-endian -mcall-aix -mcall-sysv -mcall-netbsd -mprototype -mno-prototype -msim -mmvme -mads -myellowknife -memb -msdata -msdata=OPT -mvxworks -G NUM _RT Options_ -mcall-lib-mul -mfp-arg-in-fpregs -mfp-arg-in-gregs -mfull-fp-blocks -mhc-struct-return -min-line-mul -mminimum-fp-blocks -mnohc-struct-return _MIPS Options_ -mabicalls -mcpu=CPU-TYPE -membedded-data -muninit-const-in-rodata -membedded-pic -mfp32 -mfp64 -mgas -mgp32 -mgp64 -mgpopt -mhalf-pic -mhard-float -mint64 -mips1 -mips2 -mips3 -mips4 -mlong64 -mlong32 -mlong-calls -mmemcpy -mmips-as -mmips-tfile -mno-abicalls -mno-embedded-data -mno-uninit-const-in-rodata -mno-embedded-pic -mno-gpopt -mno-long-calls -mno-memcpy -mno-mips-tfile -mno-rnames -mno-stats -mrnames -msoft-float -m4650 -msingle-float -mmad -mstats -EL -EB -G NUM -nocpp -mabi=32 -mabi=n32 -mabi=64 -mabi=eabi -mfix7000 -mno-crt0 _i386 Options_ -mcpu=CPU-TYPE -march=CPU-TYPE -mintel-syntax -mieee-fp -mno-fancy-math-387 -mno-fp-ret-in-387 -msoft-float -msvr3-shlib -mno-wide-multiply -mrtd -malign-double -mreg-alloc=LIST -mregparm=NUM -malign-jumps=NUM -malign-loops=NUM -malign-functions=NUM -mpreferred-stack-boundary=NUM -mthreads -mno-align-stringops -minline-all-stringops -mpush-args -maccumulate-outgoing-args -m128bit-long-double -m96bit-long-double -momit-leaf-frame-pointer _HPPA Options_ -march=ARCHITECTURE-TYPE -mbig-switch -mdisable-fpregs -mdisable-indexing -mfast-indirect-calls -mgas -mjump-in-delay -mlong-load-store -mno-big-switch -mno-disable-fpregs -mno-disable-indexing -mno-fast-indirect-calls -mno-gas -mno-jump-in-delay -mno-long-load-store -mno-portable-runtime -mno-soft-float -mno-space-regs -msoft-float -mpa-risc-1-0 -mpa-risc-1-1 -mpa-risc-2-0 -mportable-runtime -mschedule=CPU-TYPE -mspace-regs _Intel 960 Options_ -mCPU-TYPE -masm-compat -mclean-linkage -mcode-align -mcomplex-addr -mleaf-procedures -mic-compat -mic2.0-compat -mic3.0-compat -mintel-asm -mno-clean-linkage -mno-code-align -mno-complex-addr -mno-leaf-procedures -mno-old-align -mno-strict-align -mno-tail-call -mnumerics -mold-align -msoft-float -mstrict-align -mtail-call _DEC Alpha Options_ -mfp-regs -mno-fp-regs -mno-soft-float -msoft-float -malpha-as -mgas -mieee -mieee-with-inexact -mieee-conformant -mfp-trap-mode=MODE -mfp-rounding-mode=MODE -mtrap-precision=MODE -mbuild-constants -mcpu=CPU-TYPE -mbwx -mno-bwx -mcix -mno-cix -mmax -mno-max -mmemory-latency=TIME _Clipper Options_ -mc300 -mc400 _H8/300 Options_ -mrelax -mh -ms -mint32 -malign-300 _SH Options_ -m1 -m2 -m3 -m3e -m4-nofpu -m4-single-only -m4-single -m4 -mb -ml -mdalign -mrelax -mbigtable -mfmovd -mhitachi -mnomacsave -mieee -misize -mpadstruct -mspace -mprefergot -musermode _System V Options_ -Qy -Qn -YP,PATHS -Ym,DIR _ARC Options_ -EB -EL -mmangle-cpu -mcpu=CPU -mtext=TEXT-SECTION -mdata=DATA-SECTION -mrodata=READONLY-DATA-SECTION _TMS320C3x/C4x Options_ -mcpu=CPU -mbig -msmall -mregparm -mmemparm -mfast-fix -mmpyi -mbk -mti -mdp-isr-reload -mrpts=COUNT -mrptb -mdb -mloop-unsigned -mparallel-insns -mparallel-mpy -mpreserve-float _V850 Options_ -mlong-calls -mno-long-calls -mep -mno-ep -mprolog-function -mno-prolog-function -mspace -mtda=N -msda=N -mzda=N -mv850 -mbig-switch _NS32K Options_ -m32032 -m32332 -m32532 -m32081 -m32381 -mmult-add -mnomult-add -msoft-float -mrtd -mnortd -mregparam -mnoregparam -msb -mnosb -mbitfield -mnobitfield -mhimem -mnohimem _AVR Options_ -mmcu=MCU -msize -minit-stack=N -mno-interrupts -mcall-prologues -mno-tablejump -mtiny-stack _MCore Options_ -mhardlit -mno-hardlit -mdiv -mno-div -mrelax-immediates -mno-relax-immediates -mwide-bitfields -mno-wide-bitfields -m4byte-functions -mno-4byte-functions -mcallgraph-data -mno-callgraph-data -mslow-bytes -mno-slow-bytes -mno-lsim -mlittle-endian -mbig-endian -m210 -m340 -mstack-increment _IA-64 Options_ -mbig-endian -mlittle-endian -mgnu-as -mgnu-ld -mno-pic -mvolatile-asm-stop -mb-step -mregister-names -mno-sdata -mconstant-gp -mauto-pic -minline-divide-min-latency -minline-divide-max-throughput -mno-dwarf2-asm -mfixed-range=REGISTER-RANGE _S/390 and zSeries Options_ -mhard-float -msoft-float -mbackchain -mno-backchain -msmall-exec -mno-small-exec -mmvcle -mno-mvcle -m64 -m31 -mdebug -mno-debug _Xtensa Options_ -mbig-endian -mlittle-endian -mdensity -mno-density -mmac16 -mno-mac16 -mmul16 -mno-mul16 -mmul32 -mno-mul32 -mnsa -mno-nsa -mminmax -mno-minmax -msext -mno-sext -mbooleans -mno-booleans -mhard-float -msoft-float -mfused-madd -mno-fused-madd -mserialize-volatile -mno-serialize-volatile -mtext-section-literals -mno-text-section-literals -mtarget-align -mno-target-align -mlongcalls -mno-longcalls _Code Generation Options_ Note: Options for Code Generation Conventions. -fcall-saved-REG -fcall-used-REG -ffixed-REG -fexceptions -fnon-call-exceptions -funwind-tables -finhibit-size-directive -finstrument-functions -fcheck-memory-usage -fprefix-function-name -fno-common -fno-ident -fno-gnu-linker -fpcc-struct-return -fpic -fPIC -freg-struct-return -fshared-data -fshort-enums -fshort-double -fvolatile -fvolatile-global -fvolatile-static -fverbose-asm -fpack-struct -fstack-check -fstack-limit-register=REG -fstack-limit-symbol=SYM -fargument-alias -fargument-noalias -fargument-noalias-global -fleading-underscore