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js/src/jit-test/tests/arrays/length-set-after-define-nonconfigurable.js@b8a032363ba2

js/src/jit-test/tests/arrays/length-set-after-define-nonconfigurable.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

 var arr = [1];

 Object.defineProperty(arr, 1, { value: undefined, configurable: false });

 // no particular reason for 9 -- just enough to trigger property-cache code,

 // maybe start JITting a little

 for (var y = 0; y < 9; y++)

   arr.length = 1;