C++ pattern matching is coming

[Imperatorn]

On Tuesday, 25 October 2022 at 06:40:01 UTC, Araq wrote:
> On Monday, 24 October 2022 at 20:38:59 UTC, Walter Bright wrote:
>> [...]
>
> 1. Nobody should care about strcpy in 2022. It was a poor 
> design back then and now it's ridiculously foolish.
> 2. You already have multiple pointer types in D, there is 
> const*, immutable*, scope*... It's just that these multiple 
> pointer types still don't get the job done because these don't 
> deal with ownership nor memory regions effectively.
> 3. What does not scale is reason by analogy. "In DOS there were 
> NEAR and FAR pointers so having multiple pointer types does not 
> work so let's conflate traced and untraced pointers." No 
> mainstream language that came after D copied this brilliant 
> design of yours, maybe it's time to wonder *why*.

You have some points, but do you have some constructive 
criticism? What *should* be done, instead of what should *not* be 
done?