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

Thu, 22 Jan 2015 13:21:57 +0100

author
Michael Schloh von Bennewitz <michael@schloh.com>
date
Thu, 22 Jan 2015 13:21:57 +0100
branch
TOR_BUG_9701
changeset 15
b8a032363ba2
permissions
-rw-r--r--

Incorporate requested changes from Mozilla in review:
https://bugzilla.mozilla.org/show_bug.cgi?id=1123480#c6

michael@0 1 function f() {
michael@0 2 var a = arguments;
michael@0 3 eval("assertEq(arguments[0], 42)");
michael@0 4 eval("assertEq(arguments, a)");
michael@0 5 arguments = undefined;
michael@0 6 eval("assertEq(arguments, undefined)");
michael@0 7 arguments = a;
michael@0 8 eval("assertEq(arguments[0], 42)");
michael@0 9 eval("assertEq(arguments, a)");
michael@0 10 }
michael@0 11 f(42);
michael@0 12
michael@0 13 function f(z) {
michael@0 14 var a = arguments;
michael@0 15 eval("assertEq(arguments[0], 42)");
michael@0 16 eval("assertEq(arguments, a)");
michael@0 17 arguments = undefined;
michael@0 18 eval("assertEq(arguments, undefined)");
michael@0 19 z = 17;
michael@0 20 eval("assertEq(a[0], 17)");
michael@0 21 a[0] = 'ponies';
michael@0 22 eval("assertEq(z, 'ponies')");
michael@0 23 }
michael@0 24 f(42);

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