Joshua Litt
20faaa5d94
Change-Id: Ib18f554c1076f27a3f7c0df5a36410da41a1f467 Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/148784 Reviewed-by: Paul Berry <paulberry@google.com> Reviewed-by: Sigmund Cherem <sigmund@google.com>
28 lines
672 B
Dart
28 lines
672 B
Dart
// Copyright (c) 2018, the Dart project authors. Please see the AUTHORS file
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// for details. All rights reserved. Use of this source code is governed by a
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// BSD-style license that can be found in the LICENSE file.
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// @dart = 2.7
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import 'package:expect/expect.dart';
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/*class: A:checkedInstance,checks=[],instance*/
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class A<T> {}
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/*class: B:checks=[],indirectInstance*/
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class B<T, S> {
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@pragma('dart2js:noInline')
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method() => new A<S>();
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}
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/*class: C:checks=[],instance*/
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class C<T> extends B<T, T> {}
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@pragma('dart2js:noInline')
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test(o) => o is A<int>;
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main() {
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Expect.isTrue(test(new C<int>().method()));
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Expect.isFalse(test(new C<String>().method()));
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}
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