https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114284
--- Comment #5 from Jakub Jelinek <jakub at gcc dot gnu.org> --- (In reply to Alex Coplan from comment #3) > I think this has been fixed by > r14-9379-ga0e945888d973fc1a4a9d2944aa7e96d2a4d7581 Maybe the volatile MEM case yes, but I don't see how it would avoid the undesirable MEM propagation when it is used multiple times, across EBBs or into paradoxical subregs.