`typeof` forward ref fails whereas explicit type passes

[user1234]

On Monday, 27 April 2026 at 08:24:45 UTC, user1234 wrote:
> Just noticed a bug at Odin GH and it turns out D is affected as 
> well:
>
> [...]

here is another similar case

```d
OK ok;
struct OK
{
     TOK* next;
}

alias TOK = typeof(ok);

// ---

alias TNG = typeof(ng);

NG ng;
struct NG
{
     TNG* next;
}
```

> temp.d(11,13): Error: circular `typeof` definition

whereas OK is just well huh... "ok".