[fedt@yam]# gcc -O0 -o taco taco.c >&/dev/null && ls -l taco
-rwxr-xr-x 1 fedt fedt 9389 2008-03-15 17:56 taco
[fedt@yam]# gcc -Os -o taco taco.c >&/dev/null && ls -l taco
-rwxr-xr-x 1 fedt fedt 9315 2008-03-15 17:56 taco
[fedt@yam]# gcc -O0 -Os -o taco taco.c >&/dev/null && ls -l taco
-rwxr-xr-x 1 fedt fedt 9315 2008-03-15 17:56 taco
[fedt@yam]# gcc -Os -O0 -o taco taco.c >&/dev/null && ls -l taco
-rwxr-xr-x 1 fedt fedt 9389 2008-03-15 17:56 taco