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912005267d
Change-Id: I46be49b2effec3e38a3dc44cd45cfe736f77fa78 Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/182680 Commit-Queue: Sigmund Cherem <sigmund@google.com> Reviewed-by: Joshua Litt <joshualitt@google.com> Reviewed-by: Nicholas Shahan <nshahan@google.com> Reviewed-by: Stephen Adams <sra@google.com>
26 lines
493 B
Dart
26 lines
493 B
Dart
// Copyright (c) 2017, 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 {}
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abstract class B<T> {
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final Box<T> x = new Box<T>();
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}
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class C extends B<A> {}
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class Box<T> {
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Box();
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bool doCheck(Object o) => o is T;
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}
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main() {
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var c = new C();
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Expect.isFalse(c.x.doCheck(3));
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}
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