Sat, 03 Jan 2015 20:18:00 +0100
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.
1 // Don't eliminate a phi if it has no SSA uses but its value is still
2 // observable in the interpreter.
3 var t = 100;
4 function foo(ox) {
5 var x = ox;
6 var n = 0;
7 for (var i = 0; i < 90; i++) {
8 n += x.f.g;
9 if (i >= 80)
10 t;
11 }
12 }
13 function f() {}
14 function g() {}
15 f.prototype = {f:g};
16 foo(new f());