diff --git a/mlir/lib/Transforms/Utils/GreedyPatternRewriteDriver.cpp b/mlir/lib/Transforms/Utils/GreedyPatternRewriteDriver.cpp
--- a/mlir/lib/Transforms/Utils/GreedyPatternRewriteDriver.cpp
+++ b/mlir/lib/Transforms/Utils/GreedyPatternRewriteDriver.cpp
@@ -181,8 +181,8 @@
         // Add all the users of the result to the worklist so we make sure
         // to revisit them.
         for (auto result : op->getResults())
-          for (auto *operand : result.getUsers())
-            addToWorklist(operand);
+          for (auto *userOp : result.getUsers())
+            addToWorklist(userOp);
 
         notifyOperationRemoved(op);
       };