// Copyright (c) 2011, 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 constant expression is an expression whose value can never | |
/// change, and that can be evaluated entirely at compile time. | |
/// A constant expression is one of the following: | |
/// . . . | |
/// • An expression of one of the forms !e, e1 && e2 or e1 || e2, where e, e1 | |
/// and e2 are constant expressions that evaluate to a boolean value. | |
/// @description Checks that an expression of the form !e cannot be used to | |
/// initialize a constant variable if e does not evaluate to a boolean value. | |
/// @author iefremov | |
const m = !1; | |
// ^ | |
// [analyzer] unspecified | |
// [cfe] unspecified | |
main() { | |
try { | |
print(m); | |
} catch (x) {} | |
} |