https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99905
Jakub Jelinek <jakub at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Status|NEW |ASSIGNED CC| |jakub at gcc dot gnu.org Assignee|unassigned at gcc dot gnu.org |jakub at gcc dot gnu.org --- Comment #5 from Jakub Jelinek <jakub at gcc dot gnu.org> --- It indeed goes wrong during combine. All the __builtin_bswap (i >> 63) + ... stuff is gone. Will have a look.