| /* |
| * 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 Test for type aliases for built-in types |
| * @description Checks left shift via type alias for int |
| * @author sgrekhov@unipro.ru |
| */ |
| // SharedOptions=--enable-experiment=nonfunction-type-aliases |
| import '../../../Utils/expect.dart'; |
| |
| typedef IntAlias = int; |
| |
| main() { |
| IntAlias i = 1; |
| |
| Expect.equals(2, i << 1); |
| Expect.equals(4, i << 2); |
| Expect.equals(8, i << 3); |
| Expect.equals(16, i << 4); |
| Expect.equals(32, i << 5); |
| Expect.equals(64, i << 6); |
| Expect.equals(-9223372036854775808, i << 63); |
| |
| Expect.equals(0, i << 64); |
| Expect.equals(0, i << 65); |
| Expect.equals(0, i << 100); |
| |
| int j = 0x7FFFFFFFFFFFFFFF; |
| Expect.equals(-2, j << 1); |
| Expect.equals(-4, j << 2); |
| Expect.equals(-8, j << 3); |
| Expect.equals(-16, j << 4); |
| Expect.equals(-32, j << 5); |
| Expect.equals(-64, j << 6); |
| Expect.equals(0, j << 64); |
| Expect.equals(0, j << 65); |
| Expect.equals(0, j << 100); |
| } |