| /* |
| * 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 Shift expressions invoke the shift operators on objects. |
| * shiftExpression: |
| * additiveExpression (shiftOperator additiveExpression)* | |
| * super (shiftOperator additiveExpression)+ |
| * ; |
| * shiftOperator: |
| * '<<' | |
| * '>>' |
| * ; |
| * A shift expression is either an additive expression, or an invocation |
| * of a shift operator on either super or an expression e1, with argument e2. |
| * @description Checks that it is permitted to chain as many shift expressions |
| * as one likes. |
| * @author rodionov |
| * @reviewer iefremov |
| */ |
| |
| class A { |
| operator <<(other) => other; |
| operator >>(other) => other; |
| } |
| |
| class B extends A { |
| void test() { |
| super >> 1 << 1 << -1000 << 100 >> 124; |
| } |
| } |
| |
| main() { |
| try { |
| 1 >> 1 << 1 << -1000 << 100 >> 124; |
| new B().test(); |
| } catch(e) {} |
| } |
