1--TEST-- 2Bug #72543.5 (different references behavior comparing to PHP 5) 3--FILE-- 4<?php 5$arr = [1]; 6$ref =& $arr[0]; 7var_dump($arr[0] + ($arr[0] = 2)); 8 9$obj = new stdClass; 10$obj->prop = 1; 11$ref =& $obj->prop; 12var_dump($obj->prop + ($obj->prop = 2)); 13 14?> 15--EXPECT-- 16int(3) 17int(3) 18