https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85158
Jakub Jelinek <jakub at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Status|WAITING |NEW CC| |rguenth at gcc dot gnu.org --- Comment #3 from Jakub Jelinek <jakub at gcc dot gnu.org> --- Oops, sorry, missed the UB is in the compiler, sorry. I believe this and surrounding code has several such known issues, but can't find a PR for that right now.