https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71231
--- Comment #3 from Andrew Pinski <pinskia at gcc dot gnu.org> --- (In reply to Uroš Bizjak from comment #2) > Reverting r236338, the -Ofast runtime on my x86_64-linux-gnu box goes from > 0m24.650s to 0m15.037s. Maybe a missing :s or this could be just increasing register pressure.
