https://gcc.gnu.org/bugzilla/show_bug.cgi?id=110260
Alexander Monakov <amonakov at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |amonakov at gcc dot gnu.org --- Comment #4 from Alexander Monakov <amonakov at gcc dot gnu.org> --- Um, sched1 is not enabled on x86 so -fno-schedule-insns does nothing — you probably meant -fno-schedule-insns2? Another thing to try is -fstack-reuse=none, as indicated by comment #1.