}
  TF_RETURN_IF_ERROR(scope.status());

  std::vector<Output> merge_outputs(num_loop_vars);
  for (size_t i = 0; i < num_loop_vars; ++i) {
    TF_RETURN_IF_ERROR(
        CreateMerge(scope, i, enter_outputs[i], &merge_outputs[i]));
  }

  Output cond_out;
  TF_RETURN_IF_ERROR(CreateCond(scope, cond, merge_outputs, &cond_out));
  if (cond_output != nullptr) *cond_output = cond_out;