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comparison: js/src/jit-test/tests/basic/testMethodWriteBarrier3.js
js/src/jit-test/tests/basic/testMethodWriteBarrier3.js
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- 6474c204b198
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| -1:000000000000 | 0:0cc58bf91a58 |
|---|---|
| 1 function g() {} | |
| 2 | |
| 3 function h() { | |
| 4 for (var i = 0; i < 9; i++) | |
| 5 x.f = i; | |
| 6 } | |
| 7 | |
| 8 function j() { | |
| 9 x.f(); | |
| 10 } | |
| 11 | |
| 12 var x = {f: 0.7, g: g}; | |
| 13 x.g(); // interpreter brands x | |
| 14 h(); | |
| 15 print(shapeOf(x)); | |
| 16 x.f = function (){}; // does not change x's shape | |
| 17 j(); | |
| 18 print(shapeOf(x)); | |
| 19 h(); // should change x's shape | |
| 20 | |
| 21 var thrown = 'none'; | |
| 22 try { | |
| 23 j(); // should throw since x.f === 8 | |
| 24 } catch (exc) { | |
| 25 thrown = exc.name; | |
| 26 } | |
| 27 assertEq(thrown, 'TypeError'); |
