[Bug tree-optimization/126239] [17 Regression] 5% slowdown of milc on Zen4 since r17-2213-g09021961ea0271

[tnfchris at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=126239

--- Comment #3 from Tamar Christina <tnfchris at gcc dot gnu.org> ---
(In reply to Josef Melcr from comment #2)
> (In reply to Tamar Christina from comment #1)
> > Hi,
> > 
> > Could you tell me what the march maps to?
> > 
> > ie what can I use instead of native to get the same codegen.
> 
> Maps to `-march=znver4`.

Cool, taking a look.