--TEST-- Bug #71539.2 (Memory error on $arr[$a] =& $arr[$b] if RHS rehashes) --FILE-- <?php $a = [0,1,2,3,4,5,6]; $a[200] =& $a[100]; $a[100] =42; var_dump($a); ?> --EXPECT-- array(9) { [0]=> int(0) [1]=> int(1) [2]=> int(2) [3]=> int(3) [4]=> int(4) [5]=> int(5) [6]=> int(6) [100]=> &int(42) [200]=> &int(42) }