[Bug tree-optimization/128348] [17 Regression] ~70-80% exec time slowdown of Polyhedron induct2 benchmark since r17-4390-gd528b3e5314fde

[pheeck at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=128348

--- Comment #1 from Filip Kastl <pheeck at gcc dot gnu.org> ---
I've seen it on Zen{2,3,4,5} and on Intel Ice Lake (3rd generation Xeon). So I
g uess this happens on all x86_64.