[llvm] InstCombine: Handle extractelement in SimplifyDemandedFPClass (PR #174081)

[Yingwei Zheng via llvm-commits]

dtcxzyw wrote:

>  The main aggregate that might be useful is the result of frexp

The return type of frexp isn't compatible with nofpclass (the second element is i32). I think it may be useful for complex types (or trivial implementations of vec2/3/4).


https://github.com/llvm/llvm-project/pull/174081