http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49964
--- Comment #8 from H.J. Lu <hjl.tools at gmail dot com> 2011-08-04 00:18:27 UTC --- (In reply to comment #6) > Created attachment 24911 [details] > full patch > > Your patch misses several patterns. > > This bootstraps, but I don't have an avx cpu locally. It works: http://gcc.gnu.org/ml/gcc-testresults/2011-08/msg00355.html