http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52286
--- Comment #8 from Jakub Jelinek <jakub at gcc dot gnu.org> 2012-02-17 11:17:12 UTC --- Created attachment 26694 --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=26694 gcc47-pr52286.patch Untested fix.