Where are the the comments in dmd?

[Andrei Alexandrescu]

On 5/3/21 4:05 AM, WebFreak001 wrote:
> On Sunday, 2 May 2021 at 18:23:16 UTC, 12345swordy wrote:
>> The lack of comments in dmd makes it extremely difficult for newcomers 
>> such as myself to contribute.
>>
>> -Alex
> 
> the wiki contains some stuff to getting started:
> 
> - https://wiki.dlang.org/Starting_as_a_Contributor
> - https://github.com/dlang/dmd/blob/master/CONTRIBUTING.md
> - https://wiki.dlang.org/DMD_Source_Guide
> - https://wiki.dlang.org/Contributing_to_Phobos
> - https://wiki.dlang.org/Get_involved
> 
> The forums and chats might help you when you get stuck.

Would be really nice if dmd had some substantial ddoc-generated 
documentation.