Description:
------------
about __autoload on php 5.4.33, it's a bug?

Test script:
---------------
<?php

function __autoload ($class) {
    exit ("class " . $class . PHP_EOL);
}

// output class foo- 
// it works on php 5.3 
// but doesn't works on php 5.4
$class = 'foo-';
new $class();