http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56415
--- Comment #1 from Yuri Rumyantsev <ysrumyan at gmail dot com> 2013-02-21 08:59:33 UTC --- Created attachment 29515 --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=29515 testcase Test must be compiled with "-O3 -funroll-loops" options.