|  | // Copyright (c) 2015, 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. | 
|  |  | 
|  | // Regression test for issue 22976. | 
|  |  | 
|  | class A<T> {} | 
|  |  | 
|  | class B<T> implements A<T> {} | 
|  |  | 
|  | class C<S, T> implements B<S>, A<T> {} | 
|  | // [error line 11, column 7, length 1] | 
|  | // [analyzer] COMPILE_TIME_ERROR.CONFLICTING_GENERIC_INTERFACES | 
|  | //    ^ | 
|  | // [cfe] 'C' can't implement both 'A<S>' and 'A<T>' | 
|  |  | 
|  | main() { | 
|  | C<int, String> c1 = new C<int, String>(); | 
|  | C<String, int> c2 = new C<String, int>(); | 
|  | A<int> a0 = c1; | 
|  | A<int> a1 = c2; | 
|  | //          ^^ | 
|  | // [analyzer] COMPILE_TIME_ERROR.INVALID_ASSIGNMENT | 
|  | //          ^ | 
|  | // [cfe] A value of type 'C<String, int>' can't be assigned to a variable of type 'A<int>'. | 
|  | } |