| // Copyright (c) 2019, 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. |
| |
| /** |
| * @assertion A generic type alias is a declaration [D] of one of the following |
| * forms: |
| * m typedef id<X1extendsB1, ..., Xs extendsBs> = T; |
| * ... |
| * where [m] is derived from metadata, [T] is a type, and [S?] is a type or the |
| * empty string. |
| * @description Checks that construction [class test<X extends num> = A<X>] |
| * throws compile time error |
| * @compile-error |
| * @Issue 36946 |
| * @author iarkh@unipro.ru |
| */ |
| |
| class A<X> {} |
| class test<X extends A> = A<X extends A<X>>; |
| main() {} |
