Re: heap size exceeded for large matrices

[Simon Wright <simon@pushface.org>]

"Dmitry A. Kazakov" <mailbox@dmitry-kazakov.de> writes:

> Now if you either declare an access type in a scope or else use an
> anonymous type then any object allocated by new and assigned to this
> pointer will be automatically destroyed when the scope is left:
>
>    declare
>       type Pointer is access all Object;
>       X1 : Pointer := new Object;
>       X2 : access Object := new Object;
>    begin
>       ... -- Using X1 and X2
>    end; -- Targets of X1 and X2 are finalized and freed here

I'm pretty sure that GNAT does this by using the Reclaim pool mentioned
above to implement the storage pool.

> For a reference-counted GC there are several implementations of. For
> example this:
>
> http://www.dmitry-kazakov.de/ada/components.htm#Objects_etc

And the Booch Components, http://sourceforge.net/projects/booch95/files/