http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50882
--- Comment #7 from Graham Reed <greed at pobox dot com> 2011-11-02 15:28:55 UTC --- (In reply to comment #6) Reverting config/rs6000/rs6000.md to the version in 4.6.1 clears the ICE in that testcase.