--TEST-- ZE2 Destructing and references --FILE-- <?php class test1 {public $x;}; class test2 {public $x;}; class test3 {public $x;}; class test4 {public $x;}; $o1 = new test1; $o2 = new test2; $o3 = new test3; $o4 = new test4; $o3->x = &$o4; $r1 = &$o1; class once {} $o = new once; echo "Done\n"; ?> --EXPECT-- Done