The Tor Browser / file comparison
comparison: js/src/jit-test/tests/ion/bug818023.js
js/src/jit-test/tests/ion/bug818023.js
- changeset 0
- 6474c204b198
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| -1:000000000000 | 0:84e0ec30b952 |
|---|---|
| 1 Function.prototype.callX = Function.prototype.call; | |
| 2 var x; | |
| 3 function f() { | |
| 4 x = f.caller; | |
| 5 return x; | |
| 6 } | |
| 7 | |
| 8 function g() { | |
| 9 return f.callX(null); | |
| 10 } | |
| 11 | |
| 12 function h1() { | |
| 13 // native | |
| 14 return ([0].map(f))[0]; | |
| 15 } | |
| 16 | |
| 17 function h2() { | |
| 18 // self-hosted | |
| 19 x = null; | |
| 20 [0].forEach(f); | |
| 21 return x; | |
| 22 } | |
| 23 | |
| 24 function k() { | |
| 25 x = null; | |
| 26 [0, 1].sort(f); | |
| 27 return x; | |
| 28 } | |
| 29 | |
| 30 function l() { | |
| 31 return f(); | |
| 32 } | |
| 33 | |
| 34 assertEq(g(), g); | |
| 35 assertEq(h1(), h1); | |
| 36 assertEq(h2(), h2); | |
| 37 assertEq(k(), k); | |
| 38 assertEq(l(), l); | |
| 39 | |
| 40 var baz; | |
| 41 var foo = {callX: function() { return "m"; }}; | |
| 42 function bar() { | |
| 43 return baz.caller; | |
| 44 } | |
| 45 function m() { | |
| 46 return baz.callX(null); | |
| 47 } | |
| 48 | |
| 49 baz = foo; | |
| 50 assertEq(m(), "m"); | |
| 51 baz = bar; | |
| 52 assertEq(m(), m); | |
| 53 assertEq(m(), m); |
