[Bug tree-optimization/105216] [12 regression] 8% regression for m-queens compared to gcc11 O2 on CLX.

[crazylht at gmail dot com via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=105216

--- Comment #5 from Hongtao.liu <crazylht at gmail dot com> ---
My bisect shows it's caused by
r12-3876-g4a960d548b7d7d942f316c5295f6d849b74214f5