This is my old site that I'm keeping up for historical purposes and is no longer updated. You probably want to see my new site.

Prints what flags/optimizations are being used:
gcc -v -Q -march=athlon-tbird -O3 test.c -o test

-fmove-all-movables
-fforce-addr
-fpmath=sse,387
-ftracer

Inconsistencies with gcc documentation?: Update: Is only enabled on architectures that don't prevent debugging (i.e. i386).

-fomit-frame-pointer

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