[Bug rtl-optimization/78116] [7 regression] Performance drop after r241173 on avx512 target

[amker at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78116
Bug 78116 depends on bug 77536, which changed state.

Bug 77536 Summary: Vectorizer not maintaining relationship of relative block frequencies in absence of real profile data
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77536

           What    |Removed                     |Added
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             Status|NEW                         |RESOLVED
         Resolution|---                         |FIXED