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From: Vinzent 'Gadget' Hoefler <ada.rocks@jlfencey.com>
Newsgroups: comp.lang.ada
Subject: Re: Question about OO programming in Ada
Date: Fri, 28 Nov 2003 11:16:31 +0100
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Date: 2003-11-28T11:16:31+01:00
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Dale Stanbrough wrote:

>Ada has been designed to get rid of a lot of dangling pointers that
>inflict languages like C (such as returning pointers to stack based
>variables),

Precisely.

>but unchecked_deallocation is a useful tool

Yes, of course.

>that is
>used by many people, so I'm not sure how useful it is to say that
>Ada never suffers from this problem,

I didn't say that. I just wanted to point out that it might be a lot
harder to do so.

>simply by excluding a valid part of the language.

Well, valid point. But what I was trying to say is that you can
identify possibly problematic parts in the code if you see the line
"with Ada.Unchecked_Deallocation;" in a source file in a relatively
easy way.

Of course, it doesn't mean that it isn't possible at all.


Vinzent.