http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52272
--- Comment #7 from Richard Guenther <rguenth at gcc dot gnu.org> 2012-02-20 12:21:19 UTC --- Even though it makes sense (I think) the patch regresses more benchmarks than it fixes, and it does not fix the 410.bwaves regression fully. Defering to 4.8 as I don't have any better ideas off my head.