return original_type != TypeMeet(original_type, potential_refined_type);
}

// Returns if the shape inference pass supports an op outside the TF dialect.
bool IsSupportedNonTFOp(Operation* op) {
  return isa<tf_device::ReturnOp, tf_device::ClusterOp, tf_device::LaunchOp,
             tf_executor::EnterOp, tf_executor::ExitOp, tf_executor::FetchOp,