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1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file | |
2 // for details. All rights reserved. Use of this source code is governed by a | |
3 // BSD-style license that can be found in the LICENSE file. | |
4 // Check that duplicate types in implements/extends list are | |
5 // compile-time errors. | |
6 | |
7 interface I { } | |
8 interface J { } | |
9 interface K<T> { } | |
10 | |
11 class X implements I, J, I { } /// 01: compile-time error | |
12 class X implements J, I, K<int>, K<int> { } /// 02: compile-time error | |
13 | |
14 interface Z extends I, J, J { } /// 03: compile-time error | |
15 interface Z extends K<int>, K<int> { } /// 04: compile-time error | |
16 | |
17 main() { | |
18 return null; | |
19 } | |
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