http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56245
--- Comment #1 from H.J. Lu <hjl.tools at gmail dot com> 2013-02-07 23:00:53 UTC --- It is caused by revision 195404: http://gcc.gnu.org/ml/gcc-cvs/2013-01/msg00659.html
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56245
--- Comment #1 from H.J. Lu <hjl.tools at gmail dot com> 2013-02-07 23:00:53 UTC --- It is caused by revision 195404: http://gcc.gnu.org/ml/gcc-cvs/2013-01/msg00659.html