[Bug tree-optimization/107946] [13 Regression] 507.cactuBSSN_r regresses by ~9% on znver3 with PGO since r13-3875-g9e11ceef165bc0

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107946

--- Comment #4 from Richard Biener <rguenth at gcc dot gnu.org> ---
The data found for other machines/flags is also rather inconclusive with ups
and downs.