https://gcc.gnu.org/bugzilla/show_bug.cgi?id=123603
--- Comment #11 from Richard Biener <rguenth at gcc dot gnu.org> --- https://lnt.opensuse.org/db_default/v4/SPEC/graph?plot.0=694.407.0 shows the expected progression on Zen3 with ix86-vect-compare-costs=1, as does https://lnt.opensuse.org/db_default/v4/SPEC/graph?plot.0=1249.407.0 (not that's not PGO). Waiting for the original reported testers to get a new result...
