http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51271
--- Comment #13 from Andrew Pinski <pinskia at gcc dot gnu.org> 2011-12-15 00:02:14 UTC --- I think my patch for PR 51471 will also fix this bug. I now know why I could not reproduce it, I was using slightly different scheduling (-march=octeon rather than the default).