forcing "@nogc" on class destructors

[Matthias Bentrup via Digitalmars-d]

On Wednesday, 28 January 2015 at 09:51:09 UTC, Ola Fosheim 
Grøstad wrote:
> Some languages keep track of parent-child relationships, you 
> can do it in the typing even. Nevertheless, children ought to 
> be alive when the parent dies... If the language cannot provide 
> this, then provide another mechanism such as "finalize" or just 
> disallow GC allocating destructor based classes.
>
> Mish-mashing established programming concepts is Not a Good 
> Idea. :)

But wouldn't enforcing strict parent-child relationships make 
cyclic references illegal ?