http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56878
--- Comment #1 from Yuri Rumyantsev <ysrumyan at gmail dot com> 2013-04-08 15:47:05 UTC --- Created attachment 29826 --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=29826 testcase Need to be compiled on x86 with the following options: -O3 -funroll-loops -ffast-math -march=corei7 -mavx