[llvm] [LegalizeVectorOps] Enable ExpandFABS/COPYSIGN to use integer ops for fixed vectors in some cases. (PR #109232)

[Justin Fargnoli via llvm-commits]

================
@@ -1840,7 +1847,12 @@ SDValue VectorLegalizer::ExpandFCOPYSIGN(SDNode *Node) {
   // FIXME: We shouldn't restrict this to scalable vectors.
----------------
justinfargnoli wrote:

It seems like this comment should also be removed. 

https://github.com/llvm/llvm-project/pull/109232