|  | // Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file | 
|  | // for details. All rights reserved. Use of this source code is governed by a | 
|  | // BSD-style license that can be found in the LICENSE file. | 
|  |  | 
|  | // Test that it is legal to override a field with a field in an interface. | 
|  |  | 
|  | abstract class IA { | 
|  | final int foo; | 
|  | IA(this.foo); | 
|  | } | 
|  |  | 
|  | abstract class IB implements IA { | 
|  | final int foo; | 
|  | IB(this.foo); | 
|  | } | 
|  |  | 
|  | class B implements IB { | 
|  | int _f = 123; | 
|  | int get foo => _f; | 
|  | } | 
|  |  | 
|  | main() { | 
|  | IB b = new B(); | 
|  | print('b.foo = ${b.foo}'); | 
|  | } |