Function calls overhead

[Resee]

On Monday, 23 June 2025 at 18:29:59 UTC, Richard (Rikki) Andrew 
Cattermole wrote:
> Performance of builds that are not optimized by ldc or gdc are 
> irrelevant to concerns on performance.
>
> These builds will always be slow, additional overhead of some 
> hooks are the least of it.
>
> Usually for such builds the concern is more for debuggability, 
> so keeping them as separate symbols is to the benefit of the 
> user, rather than an issue.

It's time to ship Phobos/DRuntime as a source, instead of a 
compiled binary.

It'll improve both debug-ability and performance.