-O2 -mcpu=athlon-xp -march=athlon-xp -fomit-frame-pointer
 -falign-labels -falign-loops -fargument-alias
 -fauto-inc-dec -fbranch-count-reg -fcaller-saves -fcommon
 -fcprop-registers -fcrossjumping -fcse-follow-jumps -fdefer-pop
 -fdelete-null-pointer-checks -fearly-inlining
 -feliminate-unused-debug-types -fexpensive-optimizations
 -fforward-propagate -ffunction-cse -fgcse -fgcse-lm
 -fguess-branch-probability -fident -fif-conversion -fif-conversion2
 -finline-functions-called-once -finline-small-functions -fipa-pure-const
 -fipa-reference -fivopts -fkeep-static-consts -fleading-underscore
 -fmath-errno -fmerge-constants -fmerge-debug-strings
 -fmove-loop-invariants -foptimize-register-move -foptimize-sibling-calls
 -fpcc-struct-return -fpeephole -fpeephole2 -fregmove -freorder-blocks
 -freorder-functions -frerun-cse-after-loop -fsched-interblock -fsched-spec
 -fsched-stalled-insns-dep -fschedule-insns2 -fsigned-zeros
 -fsplit-ivs-in-unroller -fsplit-wide-types -fstrict-aliasing
 -fstrict-overflow -fthread-jumps -ftoplevel-reorder -ftrapping-math
 -ftree-ccp -ftree-ch -ftree-copy-prop -ftree-copyrename -ftree-cselim
 -ftree-dce -ftree-dominator-opts -ftree-dse -ftree-fre -ftree-loop-im
 -ftree-loop-ivcanon -ftree-loop-optimize -ftree-parallelize-loops=
 -ftree-pre -ftree-reassoc -ftree-salias -ftree-scev-cprop -ftree-sink
 -ftree-sra -ftree-store-ccp -ftree-ter -ftree-vect-loop-version -ftree-vrp
 -funit-at-a-time -fvar-tracking -fvect-cost-model
 -fzero-initialized-in-bss -m32 -m80387 -m96bit-long-double
 -maccumulate-outgoing-args -malign-stringops -mcx16 -mfancy-math-387
 -mfp-ret-in-387 -mfused-madd -mglibc -mieee-fp -mmmx -mno-red-zone
 -mno-sse4 -mpush-args -msahf -msse -msse2 -msse3 -mssse3
 -mtls-direct-seg-refs