https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68198
--- Comment #11 from ktkachov at gcc dot gnu.org --- (In reply to Jeffrey A. Law from comment #10) > Should be fixed on the trunk now. I went from some absurd time down to less > than a second for the critical code in 453.povray. Yep, I can confirm that as well. Thanks!