Improve the OOP ABI

[Andrea Fontana]

On Monday, 22 January 2024 at 10:23:55 UTC, ryuukk_ wrote:
> On Monday, 22 January 2024 at 10:08:16 UTC, Andrea Fontana 
> wrote:
>> On Sunday, 14 January 2024 at 09:04:32 UTC, Walter Bright 
>> wrote:
>>> On 9/28/2023 5:42 AM, deadalnix wrote:
>>>> 1/ Downcast to final classes.
>>>
>>> This has a PR for it now.
>>>
>>> https://github.com/dlang/dmd/pull/16032
>>
>> Why md5 and not a faster method?
>>
>> Andrea
>
> That is good opportunity to submit a PR, try it, it's not that 
> hard and is rewarding

I know: I've already submitted PR to dmd and phobos :)

For example, this one. Easy, fast, insecure (who cares, in this 
case).
http://www.isthe.com/chongo/tech/comp/fnv/

Andrea