https://issues.dlang.org/show_bug.cgi?id=2504: reserve for associative arrays

[Yuxuan Shui via Digitalmars-d]

On Wednesday, 2 November 2016 at 03:36:42 UTC, Andrei 
Alexandrescu wrote:
> [snip]
>
> * The implementation cannot use Phobos' allocator because it's 
> in druntime.

How about let the user provide the memory block when they calls 
reserve()?

>
> Please share your thoughts.
>
>
> Thanks,
>
> Andrei