[llvm] [InstCombine] Fold fcmp of two int-to-fp conversions to an integer compare (PR #210521)

[via llvm-commits]

AZero13 wrote:

I made one for you just this once, but do not forget to do it next time:

https://alive2.llvm.org/ce/z/4wW3jB

https://github.com/llvm/llvm-project/pull/210521