https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112415
--- Comment #23 from Sam James <sjames at gcc dot gnu.org> --- (In reply to Andrew Pinski from comment #21) > The other option to try is -fstack-reuse=none. There is definitely known > issues with the code that coalesces stack variables together too (see PR > 111843 for examples). I had a good feeling about this but no, didn't help when applied to compile.o.