[Bug target/104686] [12 Regression] Huge compile-time regression building SPEC 2017 538.imagick_r with -march=skylake

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104686

--- Comment #6 from Richard Biener <rguenth at gcc dot gnu.org> ---
Both revisions affect vectorizer cost modeling only.  With -fno-vect-cost-model
it compiles faster for me but still a slow 30s and 91% in RA.