DIP66 - Multiple alias this

[12345swordy]

On Sunday, 27 September 2020 at 20:43:29 UTC, IGotD- wrote:
> On Friday, 10 October 2014 at 17:09:08 UTC, IgorStepanov wrote:
>> I've created DIP for my pull request.
>> DIP: http://wiki.dlang.org/DIP66
>> PR: https://github.com/D-Programming-Language/dmd/pull/3998
>>
>> Please, comment it.
>
> What happened to this dip? Do we have an implementation or not 
> and what is the holdup for this being added to the compiler? 
> It's been over one year.
>
> Multiple alias this would help me a lot and I want (multiple 
> alias) this.

It been deprecated as Walter discovered that the current alias 
this introduce the diamond problem. That and other sorts of bugs 
that it has.

-Alex