--TEST-- Bug #67539 (ArrayIterator use-after-free due to object change during sorting) --FILE-- <?php $it = new ArrayIterator(array_fill(0,2,'X'), 1 ); function badsort($a, $b) { $GLOBALS['it']->unserialize($GLOBALS['it']->serialize()); return TRUE; } $it->uksort('badsort'); --EXPECTF-- Warning: Modification of ArrayObject during sorting is prohibited in %sbug67539.php on line %d