--TEST--
Bug #52484.2 (__set() ignores setting properties with empty names)
--FILE--
<?php

class A {
    function __set($prop, $val) {
        $this->$prop = $val;
    }
}

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

$a->$prop = 2;

?>
--EXPECTF--
Fatal error: Uncaught Error: Cannot access property starting with "\0" in %s:%d
Stack trace:
#0 %s(%d): A->__set('\x00', 2)
#1 {main}
  thrown in %s on line %d