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comparison: js/src/jit-test/tests/jaeger/testSetElem-Indexed.js
js/src/jit-test/tests/jaeger/testSetElem-Indexed.js
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| -1:000000000000 | 0:fac7e043549b |
|---|---|
| 1 // vim: set ts=8 sts=4 et sw=4 tw=99: | |
| 2 | |
| 3 function f() { | |
| 4 return [[], [], [], []]; | |
| 5 } | |
| 6 | |
| 7 function setelem(obj, key, val) { | |
| 8 obj[key] = val; | |
| 9 } | |
| 10 | |
| 11 // Generate IC | |
| 12 setelem([], 0, "hi"); | |
| 13 setelem([], 0, "hi"); | |
| 14 | |
| 15 // Get some arrays pre-indexing. | |
| 16 var arrays = f(); | |
| 17 | |
| 18 // Do bad stuff. | |
| 19 Object.defineProperty(Object.prototype, "1", { set: function (v) { this.kettle = v; } }); | |
| 20 | |
| 21 var k = arrays[0]; | |
| 22 setelem(k, 1, 13); | |
| 23 assertEq(k.kettle, 13); | |
| 24 assertEq(k.hasOwnProperty("1"), false); | |
| 25 | |
| 26 Object.defineProperty(Array.prototype, "2", { set: function (v) { this.pot = v; } }); | |
| 27 k = arrays[1]; | |
| 28 setelem(k, 2, "yam"); | |
| 29 assertEq(k.pot, "yam"); | |
| 30 | |
| 31 gc(); | |
| 32 | |
| 33 // make sure this reset okay. | |
| 34 setelem([], 0, "hi"); | |
| 35 setelem([], 0, "hi"); | |
| 36 |
