http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56712
--- Comment #5 from Bernd Edlinger <bernd.edlinger at hotmail dot de> 2013-03-26 06:15:52 UTC --- Created attachment 29724 --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=29724 backport of the above mentioned fix