mirror of
https://github.com/dart-lang/sdk
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5ff2459d88
These annotations have all been replaced with @pragma('dart2js:xxx')
versions:
@ForceInline, @NoInline, @NoThrows, @NoSideEffects, @AssumeDynamic.
Change-Id: Ia4730670c6864ccbe0fa4120108c3c16ab887c23
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/208863
Reviewed-by: Sigmund Cherem <sigmund@google.com>
Commit-Queue: Stephen Adams <sra@google.com>
32 lines
1.1 KiB
Dart
32 lines
1.1 KiB
Dart
// Copyright (c) 2016, 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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/// Regression test for --fast-startup. The compiler used to emit inherit calls
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/// on each fragment even for classes that were already loaded on a different
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/// fragment. As a result, the inheritance chain was overwritten in non-chrome
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/// browsers (by using __proto__, we evaded this issue in Chrome).
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library deferred_inheritance_test;
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import 'deferred_inheritance_lib2.dart';
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import 'deferred_inheritance_lib1.dart' deferred as d;
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import 'package:expect/expect.dart';
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class B extends A {}
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/// If the check `y is A` is generated as `y.$isA` then the issue is not
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/// exposed. We use `assumeDynamic` to ensure that we generate as `y instanceof
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/// A` in JS.
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@pragma('dart2js:noInline')
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@pragma('dart2js:assumeDynamic')
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check(y) => Expect.isTrue(y is A);
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main() {
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check(new B());
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d.loadLibrary().then((_) {
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check(new d.C());
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check(new B()); // This fails if we overwrite the inheritance chain.
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});
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}
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