| // 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 two shift operators << can't be placed | |
| /// one after another in a shift expression. | |
| /// @author msyabro | |
| main() { | |
| 1 << << 2; | |
| // ^ | |
| // [analyzer] unspecified | |
| // [cfe] unspecified | |
| } |