https://gcc.gnu.org/bugzilla/show_bug.cgi?id=126963
--- Comment #3 from rguenther at suse dot de <rguenther at suse dot de> --- On Thu, 20 Aug 2026, jmelcr at gcc dot gnu.org wrote: > https://gcc.gnu.org/bugzilla/show_bug.cgi?id=126963 > > --- Comment #2 from Josef Melcr <jmelcr at gcc dot gnu.org> --- > Yes, I verified the bisection before submitting the bug and ran it again just > now, it does slow down. This lbm graph seems to be stable, though lbm can be > pretty noisy. Could just be random changes slowing it down I guess? Possibly. At least it does hint at that the particular change of copy-propagation causes downstream code generation changes (the copy would not have prevailed for long even before the change).
