First life-signs of type functions

[Stefan Koch]

On Wednesday, 6 May 2020 at 11:58:36 UTC, Stefan Koch wrote:
> Now works on the Talias branch
>

https://github.com/dlang/dmd/compare/master...UplinkCoder:talias?expand=1

As you can see the modifications aren't even that heavy.
I am confident this will take significantly less time than 
re-implementing CTFE.
Because it's a new feature and bugs can be fixed as they are 
discovered.