https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112282
--- Comment #4 from Sam James <sjames at gcc dot gnu.org> --- (In reply to Sam James from comment #3) > I can't reproduce with 20231022, so I'll wait until today's snapshot > finishes. That gives us a nice narrow window anyway... Sorry, I was wrong there. -ftrivial-auto-var-init=zero (which I've been playing with locally) was masking it.