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

     1 Object.prototype.blah = 42;
     3 function g(a,b,c) {
     4     assertEq(a, 1);
     5     assertEq(b, 2);
     6     assertEq(c, 3);
     7     return 43;
     8 }
    10 function f() {
    11     var a = arguments;
    12     var b = a;
    13     var s = "blah";
    14     assertEq(a[s], 42);
    15     assertEq(b[s], 42);
    16     assertEq(a[s], 42);
    17     assertEq(b.length, 3);
    18     assertEq(a.length, 3);
    19     assertEq(g.apply(null, b), 43);
    20 }
    22 for (var i = 0; i < 10; ++i)
    23     f(1,2,3);

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