2 // Copyright (c) Facebook, Inc. and its affiliates. All Rights Reserved.
4 <<__ConsistentConstruct
>>
7 abstract class HgoldsteinChild
extends Hgoldstein
{}
9 final class HgoldsteinGrandChild
extends HgoldsteinChild
{}
11 function make_hgoldstein(classname
<Hgoldstein
> $cls): void
{
16 function hgoldstein_main(): void
{
17 make_hgoldstein(HgoldsteinChild
::class);