js/src/jit-test/tests/basic/bug504587-1.js@b8a032363ba2
js/src/jit-test/tests/basic/bug504587-1.js
Thu, 22 Jan 2015 13:21:57 +0100
- author
- Michael Schloh von Bennewitz <michael@schloh.com>
- date
- Thu, 22 Jan 2015 13:21:57 +0100
- branch
- TOR_BUG_9701
- changeset 15
- b8a032363ba2
- permissions
- -rw-r--r--
Incorporate requested changes from Mozilla in review:
https://bugzilla.mozilla.org/show_bug.cgi?id=1123480#c6
1 // This test case failed a WIP patch. See https://bugzilla.mozilla.org/show_bug.cgi?id=504587#c68
3 function B() {}
4 B.prototype.x = 1;
5 var d = new B;
7 var names = ['z', 'z', 'z', 'z', 'z', 'z', 'z', 'x'];
8 for (var i = 0; i < names.length; i++) {
9 x = d.x; // guard on shapeOf(d)
10 d[names[i]] = 2; // unpredicted shape change
11 y = d.x; // guard here is elided
12 }
13 assertEq(y, 2); // Assertion failed: got 1, expected 2
