Description:
------------
If a closure is declared in a statically called method it cannot be 
executed.

Reproduce code:
---------------
--TEST--
Closure 023: Closure declared in statically called method
--FILE--
<?php
class foo {
    public static function bar() {
        $func = function() { echo "Done"; };
        $func();
    }
}
foo::bar();
?>
--EXPECTF--
Done



Actual result:
--------------
Non-static method foo::() cannot be called statically in ...