|  | // Copyright (c) 2016, 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. | 
|  |  | 
|  | // @dart=2.19 | 
|  |  | 
|  | import 'package:expect/expect.dart'; | 
|  |  | 
|  | class A { | 
|  | int foo(); | 
|  |  | 
|  | noSuchMethod(im) => 42; | 
|  | } | 
|  |  | 
|  | class B extends Object with A { | 
|  | foo() => super.foo(); | 
|  | //             ^^^ | 
|  | // [analyzer] COMPILE_TIME_ERROR.ABSTRACT_SUPER_MEMBER_REFERENCE | 
|  | // [cfe] Superclass has no method named 'foo'. | 
|  | } | 
|  |  | 
|  | main() { | 
|  | Expect.equals(42, new B().foo()); | 
|  | } |