https://gcc.gnu.org/bugzilla/show_bug.cgi?id=105338
--- Comment #10 from Jakub Jelinek <jakub at gcc dot gnu.org> --- Created attachment 52850 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=52850&action=edit gcc12-pr105338.patch Full untested patch for everything but the predictable cases.
