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--TEST-- Creating recursive array on foreach using same variable --INI-- zend.enable_gc=1 --FILE-- <?php error_reporting(E_ALL); foreach (($a = array('a' => array('a' => &$a))) as $a) { var_dump($a); } ?> --EXPECT-- array(1) { ["a"]=> &array(1) { ["a"]=> *RECURSION* } }