DenseElementsAttr window_dimensions, window_strides, base_dilations,
      window_dilations, padding;
  if (input_ty.hasStaticShape() &&
      matchPattern(op.getWindowDimensions(), m_Constant(&window_dimensions)) &&
      matchPattern(op.getWindowStrides(), m_Constant(&window_strides)) &&
      matchPattern(op.getBaseDilations(), m_Constant(&base_dilations)) &&

      builder_.CreateVector(std::vector<int64_t>(wd.begin(), wd.end()));
  auto window_strides = builder_.CreateVector(
      mlir::GetOptionalVector<int64_t>(reduce_window_op.getWindowStrides()));
  auto base_dilations = builder_.CreateVector(
      mlir::GetOptionalVector<int64_t>(reduce_window_op.getBaseDilations()));
  auto window_dilations = builder_.CreateVector(

  if (check(op.getWindowDimensions(), "window_dimensions").failed())
    return failure();

  if (check(op.getWindowStrides(), "window_strides").failed()) return failure();

  if (check(op.getBaseDilations(), "base_dilations").failed()) return failure();

  if (check(op.getWindowDilations(), "window_dilations").failed())
    return failure();

  ElementsAttr padding;
  if (matchPattern(op.getPadding(), m_Constant(&padding))) {

  %cst_2 = "tf.Const"() {value = dense<3> : tensor<2xi32>} : () -> tensor<2xi32>
  %cst_3 = "tf.Const"() {value = dense<4> : tensor<1xi32>} : () -> tensor<1xi32>
  // expected-error @+1 {{tf.XlaReduceWindow' op expects the size of base_dilations to be equal to the input rank (2 vs. 1)}}