[Bug target/59794] [4.7/4.8/4.9 Regression] i386 backend fails to detect MMX/SSE/AVX ABI changes

[hjl.tools at gmail dot com]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59794

--- Comment #8 from H.J. Lu <hjl.tools at gmail dot com> ---
A patch is posted at

http://gcc.gnu.org/ml/gcc-patches/2014-01/msg00784.html