php bug at loading classes as described here https://bugs.php.net/bug.php?id=46851

bad.php

<?php

 error_reporting(E_ALL | E_STRICT);

class b extends a
{
    public function test($x, $y, $x, $foo)
    {

    }
}


class a
{
    public function test($x, $y, $x)
    {

    }
}



$a = new a();

good.php

<?php

 error_reporting(E_ALL | E_STRICT);

class a
{
    protected function test($x, $y, $x)
    {

    }
}

class b extends a
{
    public function test($x, $y, $x, $foo)
    {

    }
}


$a = new a();

PHP Strict standards: Declaration of b::test() should be compatible with that of a::test() in /tmp/php/bad.php on line 6
PHP Stack trace:
PHP 1. {main}() /tmp/php/bad.php:0