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1 // Copyright 2010 the V8 project authors. All rights reserved. | 1 // Copyright 2010 the V8 project authors. All rights reserved. |
2 // Redistribution and use in source and binary forms, with or without | 2 // Redistribution and use in source and binary forms, with or without |
3 // modification, are permitted provided that the following conditions are | 3 // modification, are permitted provided that the following conditions are |
4 // met: | 4 // met: |
5 // | 5 // |
6 // * Redistributions of source code must retain the above copyright | 6 // * Redistributions of source code must retain the above copyright |
7 // notice, this list of conditions and the following disclaimer. | 7 // notice, this list of conditions and the following disclaimer. |
8 // * Redistributions in binary form must reproduce the above | 8 // * Redistributions in binary form must reproduce the above |
9 // copyright notice, this list of conditions and the following | 9 // copyright notice, this list of conditions and the following |
10 // disclaimer in the documentation and/or other materials provided | 10 // disclaimer in the documentation and/or other materials provided |
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39 for (var i=0; i<1000000; i++) assertEquals(42, h()); | 39 for (var i=0; i<1000000; i++) assertEquals(42, h()); |
40 | 40 |
41 var G1 = 21; | 41 var G1 = 21; |
42 var G2 = 22; | 42 var G2 = 22; |
43 | 43 |
44 function u() { | 44 function u() { |
45 var v = G1 + G2; | 45 var v = G1 + G2; |
46 return f.apply(v, arguments); | 46 return f.apply(v, arguments); |
47 } | 47 } |
48 | 48 |
49 for (var i=0; i<1000000; i++) assertEquals(void 0, u()); | 49 Number.prototype.foo = 42; |
| 50 delete Number.prototype.foo; |
| 51 |
| 52 for (var i=0; i<100000; i++) assertEquals(void 0, u()); |
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