[clang] [llvm] Vectorize: Support fminimumnum and fmaximumnum (PR #131781)

[Pengcheng Wang via llvm-commits]

https://github.com/wangpc-pp commented:

I think you should provide LLVM IR tests in `llvm/test/Transforms/LoopVectorize/**` instead of Clang tests.

https://github.com/llvm/llvm-project/pull/131781