<< "'" << attr_name << "' attribute for " << kMaxUnpooling
           << " must be set and has size of " << N;
  }
  for (Attribute integer_attr : array_attr.getValue()) {
    IntegerAttr value = mlir::dyn_cast<IntegerAttr>(integer_attr);
    if (!value) {
      return func->emitWarning()
             << "'" << attr_name << "' attribute for " << kMaxUnpooling
             << " does not contain integer values";
    }
  }

    FloatAttr attr = FloatAttr::get(float_ty, raw_value);
    return DenseElementsAttr::get(scalar_ty, attr);
  } else if (auto int_ty = mlir::dyn_cast<IntegerType>(ty)) {
    IntegerAttr attr = IntegerAttr::get(int_ty, raw_value);
    return DenseElementsAttr::get(scalar_ty, attr);
  } else if (auto complex_ty = mlir::dyn_cast<ComplexType>(ty)) {
    Type complex_element_ty = complex_ty.getElementType();