function testArrayIndexGraphDereferencedFromStaticMethodCall()
{
    $x = Clazz::method()[42];
    return pow($x, 2);
}
<?php

namespace nspace;

class Clazz
{
    function method()
    {
        throw new \InvalidArgumentException('Lorem ipsum...', 123);
    }
}
$obj = new Clazz();
$obj->method();