tests/language_2/identifier/built_in_prefix_library_async.dart

// Copyright (c) 2012, 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 = 2.9

library async;

class A {}

class B<T> {}

class C<T, S> {}