| // 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 Relational expressions invoke the relational operators on objects. | |
| /// relationalExpression: | |
| /// bitwiseOrExpression (typeTest | typeCast | relationalOperator | |
| /// bitwiseOrExpression)? | | |
| /// super relationalOperator bitwiseOrExpression | |
| /// ; | |
| /// relationalOperator: | |
| /// '>=' | | |
| /// '>' | | |
| /// '<=' | | |
| /// '<' | |
| /// ; | |
| /// A relational expression is either a bitwise expression, or an invocation of | |
| /// a relational operator on either super or an expression e1, with argument e2. | |
| /// @description Checks that a relational expression cannot be the operand of | |
| /// another relational expression. | |
| /// @compile-error | |
| /// @author msyabro | |
| main() { | |
| 1 >= 2 >= 3; | |
| } |