https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100033
--- Comment #2 from Andrew Pinski <pinskia at gcc dot gnu.org> --- This seems to be optimized in GCC 13. at -O3 now.
[Bug tree-optimization/100033] missed optimization for dead code elimination at -O3 (vs. -O2)
pinskia at gcc dot gnu.org via Gcc-bugs Fri, 09 Jun 2023 10:16:27 -0700
