[Bug tree-optimization/53947] [meta-bug] vectorizer missed-optimizations

[law at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=53947
Bug 53947 depends on bug 101909, which changed state.

Bug 101909 Summary: [13/14/15/16 Regression] 73% regression on tfft benchmark for -O2 -ftree-loop-vectorize compared to -O2 on zen hardware
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101909

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