http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50310
--- Comment #4 from Jakub Jelinek <jakub at gcc dot gnu.org> 2011-09-07 06:53:37 UTC --- Created attachment 25212 --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=25212 gcc47-pr50310-c3.patch The latter failure is an unrelated bug in the AVX2 support, untested fix for that attached, will add a testcase, ChangeLog, test it and submit.