| /* |
| * 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 It is a compile-time error if a parameterized type [T] is |
| * super-bounded when it is used in any of the following ways: |
| * [T] is an immediate subterm of a new expression (16.15.1) or a constant |
| * object expression |
| * @description Checks that compile error is not thrown when parametrized type |
| * is used in the constant object expression with [is] constructions (see Issue |
| * 37033 for more details) |
| * @author iarkh@unipro.ru |
| */ |
| // SharedOptions=--enable-experiment=constant-update-2018 |
| |
| class A<T extends A<T>> { |
| const A(); |
| } |
| |
| const b1 = 1 is A; |
| const b2 = 1 is A<dynamic>; |
| const b3 = 1 is A<Object>; |
| const b4 = 1 is A<Null>; |
| const b5 = 1 is A<void>; |
| |
| const b6 = 1 is A<A>; |
| const b7 = 1 is A<A<dynamic>>; |
| const b8 = 1 is A<A<Object>>; |
| const b9 = 1 is A<A<Null>>; |
| const b10 = 1 is A<A<void>>; |
| |
| main() { |
| } |
