parser CleanParser() {
  state start {
    transition select(meta.kind) {
      0: parse_one;
      default: reject;
    }
  }

  state parse_one {
    transition accept;
  }
}

control ReuseControl() {
  action helper() {}
  table route {}

  apply {
    route.apply();
    route.apply();
    helper();
    helper();
  }
}