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// Copyright (C) 2014 the V8 project authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
es6id: 13.6.4
description: >
Mapped arguments object mutation via alias during traversal using for..of
info: |
"Mapped" arguments objects should be able to be traversed using a `for..of`
loop, and dynamic changes to the formal parameters should be reflected in
the iterated values.
flags: [noStrict]
---*/
var expected = [1, 3, 1];
var i = 0;
(function(a, b, c) {
for (var value of arguments) {
a = b;
b = c;
c = i;
assert.sameValue(value, expected[i], 'argument at index ' + i);
i++;
}
}(1, 2, 3));
assert.sameValue(i, 3, 'Visits all arguments');
reportCompare(0, 0);