http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55015
--- Comment #8 from Paolo Carlini <paolo.carlini at oracle dot com> 2012-11-27 11:02:42 UTC --- Never mind, it's very easy, it's the following change, the fix for PR53821: http://gcc.gnu.org/viewcvs?view=revision&revision=189176 And PR55472 is a duplicate, reverting the above fixes it too.