[llvm] ValueTracking: Identify implied fp classes by general fcmp (PR #66505)

[via llvm-commits]

zmodem wrote:

Chromium is hitting the same assert. See the attached reproducer at https://bugs.chromium.org/p/chromium/issues/detail?id=1501322#c3

I'll revert to green for now.


https://github.com/llvm/llvm-project/pull/66505