[Bug tree-optimization/126373] [17 Regression] 12% slowdown of milc on Zen3 since r17-2478-g3adb3325954177

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=126373

--- Comment #2 from Josef Melcr <jmelcr at gcc dot gnu.org> ---
7% on Zen4 with -Ofast -march=x86-64-v3 -g -flto=128:
https://lnt.opensuse.org/db_default/v4/SPEC/graph?plot.0=1119.70.0