Standalone AA implementation ready for review (Was: Re: Replacing

[bearophile]

H. S. Teoh:

> - I haven't stress-tested AA performance yet. (Any volunteers? ;-))

I have just seen that the performance of the Sokoban solver is unchanged.


> In spite of its flaws, this implementation already addresses quite a few
> AA-related issues in the bugtracker,

How efficiently is this AA working with keys like:
AssociativeArray!(immutable char[60], bool) aa;
Built-in AAs become snail-slow with such keys.

Bye,
bearophile