/*
 * 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 two < operators can't be placed one after another.
 * @compile-error
 * @author msyabro
 * @reviewer kaigorodov
 */

main() {
  try {
    1 < < 2;
  } catch(e) {}
}
