[Bug tree-optimization/115484] [13/14/15 regression] if-to-switch prevents AVX vectorization

[andi-gcc at firstfloor dot org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115484

--- Comment #6 from Andi Kleen <andi-gcc at firstfloor dot org> ---
As an interesting but irrelevant side comment clang seems to have the same bug.