[Bug rtl-optimization/78200] [7 Regression] 429.mcf of cpu2006 regresses in GCC trunk for avx2 target.

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78200

--- Comment #3 from Richard Biener <rguenth at gcc dot gnu.org> ---
http://gcc.opensuse.org/SPEC/CINT/sb-czerny-head-64-2006/index.html

confirms the regression (even bigger with -Ofast -flto -march=native which
is a skylake here).  Likewise
http://gcc.opensuse.org/SPEC/CINT/sb-megrez-head-64-2006/index.html (though
peak makes it hard to spot in the graph).