http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54844
--- Comment #11 from Jakub Jelinek <jakub at gcc dot gnu.org> 2012-10-22 12:03:45 UTC --- It has been fixed a week ago: http://gcc.gnu.org/ml/gcc-patches/2012-10/msg01538.html but the patch hasn't been reviewed yet. I'll ping it today.
