js/src/jit-test/tests/for-of/arguments-6.js@6474c204b198 (annotated)
js/src/jit-test/tests/for-of/arguments-6.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 | // Changing arguments.length affects a for-of loop iterating over arguments. |
| michael@0 | 2 | |
| michael@0 | 3 | load(libdir + "iteration.js"); |
| michael@0 | 4 | |
| michael@0 | 5 | Object.prototype[std_iterator] = Array.prototype[std_iterator]; |
| michael@0 | 6 | |
| michael@0 | 7 | var s; |
| michael@0 | 8 | function f() { |
| michael@0 | 9 | arguments.length = 2; |
| michael@0 | 10 | for (var v of arguments) |
| michael@0 | 11 | s += v; |
| michael@0 | 12 | } |
| michael@0 | 13 | |
| michael@0 | 14 | s = ''; |
| michael@0 | 15 | f('a', 'b', 'c', 'd', 'e'); |
| michael@0 | 16 | assertEq(s, 'ab'); |
