[llvm] [clang-tools-extra] [clang] [CLANG] Add warning when INF or NAN are used in a binary operation or as function argument in fast math mode. (PR #76873)

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mikaelholmen wrote:

> > > Is this expected and wanted?
> > 
> > 
> > Good catch! I would not expect that diagnostic; we should silence the diagnostic if it's used in a `#ifdef`, `#elifdef`, or `defined` because the value isn't necessary. Perhaps we should also silence something like `sizeof(INFINITY)` because it's unevaluated?
> 
> Thanks @mikaelholmen and @AaronBallman. I will take a look and create a PR to fix the issue.

Hi @zahiraam !
Did you get anywhere with this?

https://github.com/llvm/llvm-project/pull/76873