// bool emit_builtin_tflite_ops  -> !toco_flags.force_select_tf_ops()
  // bool emit_select_tf_ops       -> toco_flags.enable_select_tf_ops()
  // bool emit_custom_ops          -> toco_flags.allow_custom_ops()
  // bool allow_all_select_tf_ops  -> toco_flags.allow_all_select_tf_ops()
  // std::set<> select_user_tf_ops -> toco_flags.select_user_tf_ops()
  toco::TocoFlags toco_flags;