// 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 Equality expressions test objects for equality. | |
/// equalityExpression: | |
/// relationalExpression (equalityOperator relationalExpression)? | | |
/// super equalityOperator relationalExpression | |
/// ; | |
/// equalityOperator: | |
/// '==' | | |
/// '!=' | |
/// ; | |
/// An equality expression is either a relational expression, or an invocation of | |
/// an equality operator on either super or an expression e1, with argument e2. | |
/// @description Checks that equality expressions cannot be operands of another | |
/// equality expression. | |
/// @author msyabro | |
main() { | |
try { | |
1 != 2 != 3; | |
// ^ | |
// [analyzer] unspecified | |
// [cfe] unspecified | |
} catch (e) {} | |
} |