1--TEST-- 2Bug #71539.2 (Memory error on $arr[$a] =& $arr[$b] if RHS rehashes) 3--FILE-- 4<?php 5$a = [0,1,2,3,4,5,6]; 6$a[200] =& $a[100]; 7$a[100] =42; 8var_dump($a); 9?> 10--EXPECT-- 11array(9) { 12 [0]=> 13 int(0) 14 [1]=> 15 int(1) 16 [2]=> 17 int(2) 18 [3]=> 19 int(3) 20 [4]=> 21 int(4) 22 [5]=> 23 int(5) 24 [6]=> 25 int(6) 26 [100]=> 27 &int(42) 28 [200]=> 29 &int(42) 30} 31