I dun a DIP, possibly the best DIP ever

[Walter Bright]

On 4/24/2020 1:55 PM, Walter Bright wrote:
> Another approach to resolving the original problem (template instantiation 
> bloat) is for the compiler to recognize templates like AliasSeq as "special" and 
> implement them directly.
> 
> For example, AliasSeq is defined as:
> 
>    template AliasSeq(TList...) { alias AliasSeq = TList; }
> 
> This pattern is so simple it can be recognized by the compiler. (Having 
> std.meta.AliasSeq being a special name known to the compiler is not necessary.)

Giving this a try:

https://github.com/dlang/dmd/pull/11057