| /* |
| * Copyright (c) 2020, 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 to read a local variable marked late |
| * when the variable is definitely unassigned. This includes all forms of reads, |
| * including implicit reads via the composite assignment operators as well as |
| * pre and post-fix operators. |
| * |
| * @description Check that is a compile time error to read a local variable |
| * marked late when the variable is definitely unassigned. This includes all |
| * forms of reads, including implicit reads via the composite assignment |
| * operators as well as pre and post-fix operators |
| * @author sgrekhov@unipro.ru |
| * @issue 39876 |
| * @issue 40943 |
| */ |
| // SharedOptions=--enable-experiment=non-nullable |
| // Requirements=nnbd-strong |
| |
| main() { |
| late num x; |
| x ??= |
| //^ |
| // [analyzer] unspecified |
| // [cfe] unspecified |
| 1; |
| // ^ |
| // [analyzer] STATIC_WARNING.DEAD_NULL_AWARE_EXPRESSION |
| } |
