http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53759
--- Comment #3 from H.J. Lu <hjl.tools at gmail dot com> 2012-06-24 15:46:33 UTC --- It is caused by revision 172123: http://gcc.gnu.org/ml/gcc-cvs/2011-04/msg00316.html
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53759
--- Comment #3 from H.J. Lu <hjl.tools at gmail dot com> 2012-06-24 15:46:33 UTC --- It is caused by revision 172123: http://gcc.gnu.org/ml/gcc-cvs/2011-04/msg00316.html