https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113135
--- Comment #2 from Sam James <sjames at gcc dot gnu.org> --- 'g++ -O3 -march=znver2 -c unpack.ii' is enough to repro
sjames at gcc dot gnu.org via Gcc-bugs Mon, 25 Dec 2023 04:10:23 -0800
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113135
--- Comment #2 from Sam James <sjames at gcc dot gnu.org> --- 'g++ -O3 -march=znver2 -c unpack.ii' is enough to repro