Migrating an existing more modern GC to D's gc.d

[Ali]

On Monday, 9 April 2018 at 18:27:26 UTC, Per Nordlöw wrote:
> How difficult would it be to migrate an existing modern 
> GC-implementation into D's?
>
> Which kinds of GC's would be of interest?
>
> Which attempts have been made already?

I think the priority is not having pluggable GC's, or a better 
GC, but to fully support @nogc and deterministic and manual 
memory management
which as I understood is on the roadmap