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From: Martin Krischik <krischik@users.sourceforge.net>
Newsgroups: comp.lang.ada
Subject: Re: memory management
Date: Fri, 27 May 2005 16:31:48 +0200
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Date: 2005-05-27T16:31:48+02:00
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Robert A Duff wrote:

> alex goldman <hello@spamm.er> writes:
> 
>> As I understood from reading the Ada tutorial for C/C++ programmers,
>> "access" is essentially like C++ smart pointer,
> 
> No, Ada access types are just pointers -- no "smarts".
> To make something like smart pointers, you can use
> controlled types.

No again - any paricular Ada implementation is free to implement access
types as they see fit. With GNAT an access may consist of an pointer to the
data and a pointer to a dope vector:

http://en.wikipedia.org/wiki/Dope_vector

Remeber that an Ada compiler may also implement garbage collection.

Martin
-- 
mailto://krischik@users.sourceforge.net
Ada programming at: http://ada.krischik.com