static bool isCompatibleReturnTypes(TypeRange inferred, TypeRange actual) {
      return ArraysAreCastCompatible(inferred, actual);
    }
  }];
}

def TF_Relu6GradOp : TF_Op<"Relu6Grad", [Pure, TF_SameOperandsAndResultTypeResolveRef]> {
  let summary = "Computes rectified linear 6 gradients for a Relu6 operation.";

  let arguments = (ins