http://gcc.gnu.org/bugzilla/show_bug.cgi?id=60233
--- Comment #6 from Uroš Bizjak <ubizjak at gmail dot com> --- And while looking at driver-i386.c, it looks to me that the whole osxsave state check should be moved below (ext_level > 0x80000000) processing, otherwise we won't clear FMA4 and XOP flags correctly.