1--TEST-- 2Bug #22836 (returning references to NULL) 3--FILE-- 4<?php 5function &f() 6{ 7 $x = "foo"; 8 var_dump($x); 9 print "'$x'\n"; 10 return ($a); 11} 12for ($i = 0; $i < 8; $i++) { 13 $h =& f(); 14} 15?> 16--EXPECT-- 17string(3) "foo" 18'foo' 19string(3) "foo" 20'foo' 21string(3) "foo" 22'foo' 23string(3) "foo" 24'foo' 25string(3) "foo" 26'foo' 27string(3) "foo" 28'foo' 29string(3) "foo" 30'foo' 31string(3) "foo" 32'foo' 33