Sigmund Cherem
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>
35 lines
605 B
Dart
35 lines
605 B
Dart
// Copyright (c) 2011, 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 'native_testing.dart';
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class A {
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int a;
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}
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class B extends A {
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int b;
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}
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@pragma('dart2js:noInline')
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escape(v) {
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g = v;
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}
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var g;
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main() {
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g = new A();
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var a = JS('returns:A;new:true', '(1,#)', new B());
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a.a = 1;
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if (a is B) {
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escape(a); // Here we need to escape 'a' not the refinement of a to B.
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g.a = 2;
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Expect.equals(2, a.a);
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}
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}
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