--TEST-- Bug #38469 (Unexpected creation of cycle) --FILE-- <?php $a = array(); $a[0] = $a; var_dump($a); $b = array(array()); $b[0][0] = $b; var_dump($b); function f() { $a = array(); $a[0] = $a; var_dump($a); $b = array(array()); $b[0][0] = $b; var_dump($b); } f(); ?> --EXPECT-- array(1) { [0]=> array(0) { } } array(1) { [0]=> array(1) { [0]=> array(1) { [0]=> array(0) { } } } } array(1) { [0]=> array(0) { } } array(1) { [0]=> array(1) { [0]=> array(1) { [0]=> array(0) { } } } }