https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64460
--- Comment #4 from Joel Sherrill <joel at gcc dot gnu.org> --- (In reply to ktkachov from comment #3) > I have a fix in the works. The bug is down to the "shift" attribute value in > one of the patterns, although only xscale_sched_adjust_cost uses that > attribute. Awesome! I was about to start another attempt at a git bisect but it sounds like you don't need it. Let me know if it is worth running.