js/src/jit-test/tests/basic/testMethodWriteBarrier3.js

branch
TOR_BUG_3246
changeset 7
129ffea94266
equal deleted inserted replaced
-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');

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