------- Comment #2 from pinskia at gcc dot gnu dot org 2006-05-10 20:44 ------- The SYSV x86 ABI says the stack is aligned 4 byte aligned. Remember the SYSV x86 ABI was done before MMX or SSE was around or even thought about back in the 486 days (and maybe even before then).
-- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=27537