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b1bc4ed2b5
Change-Id: I8ee105594022b7c64a3f1dd0228501b06f48cebe Reviewed-on: https://dart-review.googlesource.com/51126 Reviewed-by: Sigmund Cherem <sigmund@google.com>
27 lines
556 B
Dart
27 lines
556 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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/// Casts in constants correctly substitute type variables.
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class A {
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const A();
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}
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class B implements A {
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const B();
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}
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class M<T extends A> {
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final T a;
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const M(dynamic t) : a = t; // adds implicit cast `as T`
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}
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class N<S extends A> extends M<S> {
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const N(dynamic t) : super(t);
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}
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main() {
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print(const N<B>(const B()));
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}
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