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1 // Copyright 2015 the V8 project authors. All rights reserved. | 1 // Copyright 2015 the V8 project authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 "use strict" | 5 // Flags: --strong-mode --allow-natives-syntax |
6 function f() { | |
7 for (x in {a:0}); | |
8 } | |
9 | 6 |
10 assertThrows(f); | 7 'use strong'; |
8 | |
9 function f() {} | |
10 assertTrue(%IsStrong(f)); | |
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