[llvm] [InstCombine] Optimize unneeded float to int cast when icmp (PR #155501)

[Artem Trokhymchuk via llvm-commits]

trokhymchuk wrote:

> > icmp sgt (fptosi %x),  -> fcmp ogt %x, : https://alive2.llvm.org/ce/z/isTzu2
> 
> You should use `%neg = icmp slt i8 %C, 0`.

yep, thanks, updated the PR description: https://alive2.llvm.org/ce/z/etWGrN

https://github.com/llvm/llvm-project/pull/155501