Wed, 31 Dec 2014 06:09:35 +0100
Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.
michael@0 | 1 | |
michael@0 | 2 | /* Don't confuse JIT code by making slow arrays that use inline slots inconsistently. */ |
michael@0 | 3 | |
michael@0 | 4 | function foo(a) |
michael@0 | 5 | { |
michael@0 | 6 | assertEq(a.x, 5); |
michael@0 | 7 | } |
michael@0 | 8 | |
michael@0 | 9 | function bar() |
michael@0 | 10 | { |
michael@0 | 11 | for (var i = 0; i < 50; i++) { |
michael@0 | 12 | var a = []; |
michael@0 | 13 | a[i] = 0; |
michael@0 | 14 | delete a[i]; |
michael@0 | 15 | a.x = 5; |
michael@0 | 16 | foo(a); |
michael@0 | 17 | } |
michael@0 | 18 | |
michael@0 | 19 | var b = [1,,2,,3,,4,,5]; |
michael@0 | 20 | assertEq(b.toString(), "1,,2,,3,,4,,5"); |
michael@0 | 21 | b.x = 0; |
michael@0 | 22 | assertEq(b.toString(), "1,,2,,3,,4,,5"); |
michael@0 | 23 | delete b.x; |
michael@0 | 24 | delete b[8]; |
michael@0 | 25 | delete b[6]; |
michael@0 | 26 | delete b[4]; |
michael@0 | 27 | assertEq(b.toString(), "1,,2,,,,,,"); |
michael@0 | 28 | } |
michael@0 | 29 | bar(); |