--TEST--
Bug #52484 (__set() ignores setting properties with empty names)
--FILE--
<?php

class A {
    function __unset($prop) {
        unset($this->$prop);
    }
}

$a = new A();
$prop = "\0";

unset($a->$prop);

?>
--EXPECTF--
Fatal error: Uncaught Error: Cannot access property starting with "\0" in %s:%d
Stack trace:
#0 %s(%d): A->__unset('\x00')
#1 {main}
  thrown in %s on line %d