[Mlir-commits] [mlir] [SCF] add debug label for MergeNestedParallelLoops pattern (PR #135980)

[Mehdi Amini]

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@@ -3202,9 +3202,9 @@ struct MergeNestedParallelLoops : public OpRewritePattern<ParallelOp> {
 
 void ParallelOp::getCanonicalizationPatterns(RewritePatternSet &results,
                                              MLIRContext *context) {
-  results
-      .add<ParallelOpSingleOrZeroIterationDimsFolder, MergeNestedParallelLoops>(
-          context);
+  results.add<ParallelOpSingleOrZeroIterationDimsFolder>(context);
+  results.addWithLabel<MergeNestedParallelLoops>({"MergeNestedParallelLoops"},
+                                                 context);
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joker-eph wrote:

Can you add a name on the pattern instead of a label here? 
A label to identify a single pattern does not seem the intended purpose of labels.

https://github.com/llvm/llvm-project/pull/135980