Pay as you go is really going to make a difference

[IGotD-]

On Friday, 24 January 2020 at 13:06:33 UTC, Steven Schveighoffer 
wrote:
>
> Most likely it's the runtime startup. Obviously sbrk quite a 
> bit, but any runtime initialization (thread startup, mutex 
> initialization, etc) are all going to go in there. Think of 
> what the GC has to do!
>
> A good test would be to do a betterC version with printf and 
> see what the difference is (technically it should be the same 
> as the C version).
>
> -Steve

That makes perfectly sense, I didn't think about sbrk which needs 
to bump the heap quite a bit during the startup.