diff --git a/mlir/include/mlir/Support/LogicalResult.h b/mlir/include/mlir/Support/LogicalResult.h
--- a/mlir/include/mlir/Support/LogicalResult.h
+++ b/mlir/include/mlir/Support/LogicalResult.h
@@ -96,6 +96,7 @@
 private:
   /// Hide the bool conversion as it easily creates confusion.
   using Optional<T>::operator bool;
+  using Optional<T>::hasValue;
   using Optional<T>::has_value;
 };