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

Sat, 03 Jan 2015 20:18:00 +0100

author
Michael Schloh von Bennewitz <michael@schloh.com>
date
Sat, 03 Jan 2015 20:18:00 +0100
branch
TOR_BUG_3246
changeset 7
129ffea94266
permissions
-rw-r--r--

Conditionally enable double key logic according to:
private browsing mode or privacy.thirdparty.isolate preference and
implement in GetCookieStringCommon and FindCookie where it counts...
With some reservations of how to convince FindCookie users to test
condition and pass a nullptr when disabling double key logic.

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

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