What is the state of multiple alias this (DIP66) ?

[Norm]

On Friday, 26 October 2018 at 00:38:44 UTC, Michelle Long wrote:
> On Sunday, 10 April 2016 at 14:49:25 UTC, ParticlePeter wrote:
>> On Sunday, 10 April 2016 at 14:34:17 UTC, hilop wrote:
>>> On Sunday, 10 April 2016 at 14:28:35 UTC, ParticlePeter wrote:
>>>> Last modification was about one and a half years ago, is it 
>>>> going somewhere?
>>>
>>> read this:
>>>
>>> https://github.com/D-Programming-Language/dmd/pull/3998
>>>
>>> tl;dr
>>>
>>> the state right now is: it was written before the 
>>> bootstraping so it has to be converted.
>>
>> Thx, read it happily, it's going somewhere :-)
>
> Is it? Where has it gone? In to the toilet?

https://github.com/dlang/dmd/pull/8378