文档介绍：: .
pl
ates -fno-asm -fno-builtin -fhosted -fno-hosted -ffreestanding -fno-freestanding -fno-strict-
prototype -fsigned-bitfields -fsigned-char -fthis-is-variable -funsigned-bitfields -funsigned-
char -fwritable-strings -traditional -traditional-cpp -trigraphs
警告选项(Warning Option)
-fsyntax-only -pedantic -pedantic-errors -w -W -Wall -Waggregate-return -Wcast-align -W
cast-qual -Wchar-subscript -Wcomment -Wconversion -Wenum-clash -Werror -Wformat -
Wid-clash-len -Wimplicit -Wimplicit-int -Wimplicit-function-declaration -Winline -Wlong-lon
g -Wmain -Wmissing-prototypes -Wmissing-declarations -Wnested-externs -Wno-import -
Wparentheses -Wpointer-arith -Wredundant-decls -Wreturn-type -Wshadow -Wstrict-prot
otypes -Wswitch -Wtemplate-debugging -Wtraditional -Wtrigraphs -Wuninitialized -Wunus
ed -Wwrite-strings
调试选项(Debugging Option)
-a -dletters -fpretend-float -g -glevel -gcoff -gxcoff -gxcoff+ -gdwarf -gdwarf+ -gstabs -gsta
bs+ -ggdb -p -pg -save-temps -print-file-name=library -print-libgcc-file-name -print-prog-n
ame=program
优化选项(Optimization Option)
-fcaller-saves -fcse-follow-jumps -fcse-skip-blocks -fdelayed-branch -felide-constructors -f
expensive-optimizations -ffast-math -ffloat-store -fforce-addr -fforce-mem -finline-function
s -fkeep-inline-functions -fmemoize-lookups -fno-default-inline -fno-defer-pop -fno-functio
n-cse -fno-inline -fno-peephole -fomit-frame-pointer -frerun-cse-after-loop -fschedule-insn
s -fschedule-insns2 -fstrength-reduce -fthread-jumps -funroll-all-loops -funroll-loops -O -O
2 -O3
预处理器选项(Preprocessor Option)-Aassertion -C -dD -dM -dN -Dmacro[=defn] -E -H -idirafter dir -include file -imacros file -i
prefix file -iwithprefix dir -M -MD -MM -MMD -nostdinc -P -Umacro -undef
汇编器选项(Assembler Option)
-Wa,option
连接器选项(Linker Option