llvm-project

185f5fd5 - [mlir] Enable perfect forwarding for `addWithLabel` and `insert` (NFC) (#172939)

[mlir] Enable perfect forwarding for `addWithLabel` and `insert` (NFC) (#172939) This PR adds perfect forwarding support to `RewritePatternSet::addWithLabel` and `RewritePatternSet::insert`, preventing unnecessary copies when forwarding arguments, consistent with `RewritePatternSet::add`.