http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59470
--- Comment #17 from Jakub Jelinek <jakub at gcc dot gnu.org> --- The #c11 fix has been successfully bootstrapped/regtested on x86_64-linux and i686-linux on trunk (--enable-checking=yes,rtl) and on 4.8 branch (also both targets, though regtest is still pending there).