https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103168
--- Comment #9 from hubicka at kam dot mff.cuni.cz --- > so indeed that's an issue. So it's a bug fixed, not an optimization > regression. I know, but the bug was fixed in unnecesarily generous way preventing a lot of valid tranforms (esnetially disabling CSE just because DSE is not safe)
