http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49378
H.J. Lu <hjl.tools at gmail dot com> changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |hubicka at gcc dot gnu.org --- Comment #1 from H.J. Lu <hjl.tools at gmail dot com> 2011-06-12 01:15:03 UTC --- Revision 174951 is OK. Revision 174952: http://gcc.gnu.org/ml/gcc-cvs/2011-06/msg00441.html is the cause.