allocate an array of AA?

[sa]

== Quote from bearophile (bearophileHUGS at lycos.com)'s article
> sa Wrote:
> > How to allocate an array of AA?
> > I tried two ways (new, and setting array length), in both cases the code
> > compiles, but the executable seems run into infinite loop, and never finish.
> It's a bug of DMD. I think you have to use a loop with a creation followed by an
append (~=) to the array.


But how to write such 'a creation'? i.e. how to new an AA? what's the syntax?

tried:

  int[int]* mapsp;
  mapsp = new int[int];  // this line

The compiler complains: need size of rightmost array, not type int