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From: Maciej Sobczak <see.my.homepage@gmail.com>
Subject: Re: Allocators and exceptions
Date: Wed, 12 Sep 2007 05:22:37 -0700
Date: 2007-09-12T05:22:37-07:00	[thread overview]
Message-ID: <1189599757.106695.147440@57g2000hsv.googlegroups.com> (raw)
In-Reply-To: <1189547814.740732.220140@x40g2000prg.googlegroups.com>

On 11 Wrz, 23:56, Adam Beneschan <a...@irvine.com> wrote:

> OK, I think I have one.  GNAT compiles and runs it, although I haven't
> checked the language rules carefully to make sure it's legal.

Without checking the language rules carefully, I think this is a legal
program demonstrating artificially broken design.

Consider that there is no exception and instead you call
Unchecked_Deallocation after successfully creating the object.
The P pointer will be dangling.

So what is your example proving? That we can make dangling pointers in
Ada? This is already known.

Show me an example that is not artificially broken and that breaks
exactly because of the weaknesses of the idea that was discussed, not
because of the weaknesses that are in the rest of the example.

--
Maciej Sobczak
http://www.msobczak.com/




  parent reply	other threads:[~2007-09-12 12:22 UTC|newest]

Thread overview: 55+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-09-09  7:40 Allocators and exceptions Maciej Sobczak
2007-09-09 12:17 ` anon
2007-09-09 20:31   ` Maciej Sobczak
2007-09-09 22:43     ` Simon Wright
2007-09-10 12:10       ` Maciej Sobczak
2007-09-10 19:08         ` Simon Wright
2007-09-10  2:56     ` anon
2007-09-10 12:42     ` Dmitry A. Kazakov
2007-09-10 21:48       ` Maciej Sobczak
2007-09-11  9:16         ` Dmitry A. Kazakov
2007-09-11  9:19           ` Maciej Sobczak
2007-09-11 12:27             ` Dmitry A. Kazakov
2007-09-11 19:07               ` Maciej Sobczak
2007-09-11 22:56                 ` Georg Bauhaus
2007-09-12 12:36                   ` Maciej Sobczak
2007-09-12 22:19                     ` Randy Brukardt
2007-09-12  9:32                 ` Dmitry A. Kazakov
2007-09-12 12:42                   ` Maciej Sobczak
2007-09-12 15:25                     ` Dmitry A. Kazakov
2007-09-12 12:29             ` Stephen Leake
2007-09-12 12:46               ` Maciej Sobczak
2007-09-12 20:53                 ` Simon Wright
2007-09-12 22:32                   ` Randy Brukardt
2007-09-12 23:43                     ` Simon Wright
2007-09-13  3:42                       ` Randy Brukardt
2007-09-13  3:36                     ` Randy Brukardt
2007-09-13  9:43                     ` Maciej Sobczak
2007-09-12 22:25                 ` Randy Brukardt
2007-09-13 11:51                 ` Stephen Leake
2007-09-12 14:14               ` Markus E L
2007-09-10 10:37 ` Allocators and exceptions => Read Me First anon
2007-09-10 12:16   ` Maciej Sobczak
2007-09-10 22:10     ` Allocators and exceptions => Trying Again anon
2007-09-10 23:15       ` Markus E L
2007-09-10 15:44 ` Allocators and exceptions Adam Beneschan
2007-09-10 21:58   ` Maciej Sobczak
2007-09-10 22:07   ` Jeffrey R. Carter
2007-09-11  9:14   ` Dmitry A. Kazakov
2007-09-11  9:23     ` Maciej Sobczak
2007-09-11  2:36 ` Randy Brukardt
2007-09-11 15:33   ` Adam Beneschan
2007-09-11 19:21     ` Maciej Sobczak
2007-09-11 21:56     ` Adam Beneschan
2007-09-12  0:34       ` Jeffrey R. Carter
2007-09-12 12:13         ` Maciej Sobczak
2007-09-12 16:34           ` Jeffrey R. Carter
2007-09-12 23:50             ` Jeffrey R. Carter
2007-09-12 12:22       ` Maciej Sobczak [this message]
2007-09-12 14:11         ` Markus E L
2007-09-12 16:08         ` Adam Beneschan
2007-09-12 20:35           ` Dmitry A. Kazakov
2007-09-12 21:01             ` Adam Beneschan
2007-09-12 22:45             ` Randy Brukardt
2007-09-13  7:48               ` Dmitry A. Kazakov
2007-09-12  3:08 ` Allocators and exceptions -- Debugging says memory leak! anon
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