// Copyright (c) 2018, the Dart project authors.  Please see the AUTHORS file
// for details. All rights reserved. Use of this source code is governed by a
// BSD-style license that can be found in the LICENSE file.

// @dart = 2.7

import 'package:compiler/src/util/testing.dart';

/*member: global#instantiate1:needsArgs*/

class Class {
  /*spec.member: Class.id:explicit=[id.T*],needsArgs,needsInst=[<int*>],test*/
  T id<T>(T t, String s) => t;
}

main() {
  int Function(int, String s) x = new Class().id;
  makeLive("${x.runtimeType}");
}
