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js/src/jit-test/tests/ion/bug818023.js@6474c204b198 (annotated)

js/src/jit-test/tests/ion/bug818023.js

Wed, 31 Dec 2014 06:09:35 +0100

author

Michael Schloh von Bennewitz <michael@schloh.com>

date

Wed, 31 Dec 2014 06:09:35 +0100

changeset 0

6474c204b198

permissions

-rw-r--r--

Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.

michael@0	1	Function.prototype.callX = Function.prototype.call;
michael@0	2	var x;
michael@0	3	function f() {
michael@0	4	x = f.caller;
michael@0	5	return x;
michael@0	6	}
michael@0	7
michael@0	8	function g() {
michael@0	9	return f.callX(null);
michael@0	10	}
michael@0	11
michael@0	12	function h1() {
michael@0	13	// native
michael@0	14	return ([0].map(f))[0];
michael@0	15	}
michael@0	16
michael@0	17	function h2() {
michael@0	18	// self-hosted
michael@0	19	x = null;
michael@0	20	[0].forEach(f);
michael@0	21	return x;
michael@0	22	}
michael@0	23
michael@0	24	function k() {
michael@0	25	x = null;
michael@0	26	[0, 1].sort(f);
michael@0	27	return x;
michael@0	28	}
michael@0	29
michael@0	30	function l() {
michael@0	31	return f();
michael@0	32	}
michael@0	33
michael@0	34	assertEq(g(), g);
michael@0	35	assertEq(h1(), h1);
michael@0	36	assertEq(h2(), h2);
michael@0	37	assertEq(k(), k);
michael@0	38	assertEq(l(), l);
michael@0	39
michael@0	40	var baz;
michael@0	41	var foo = {callX: function() { return "m"; }};
michael@0	42	function bar() {
michael@0	43	return baz.caller;
michael@0	44	}
michael@0	45	function m() {
michael@0	46	return baz.callX(null);
michael@0	47	}
michael@0	48
michael@0	49	baz = foo;
michael@0	50	assertEq(m(), "m");
michael@0	51	baz = bar;
michael@0	52	assertEq(m(), m);
michael@0	53	assertEq(m(), m);