From mboxrd@z Thu Jan  1 00:00:00 1970
X-Spam-Checker-Version: SpamAssassin 3.4.4 (2020-01-24) on polar.synack.me
X-Spam-Level: 
X-Spam-Status: No, score=-1.9 required=5.0 tests=BAYES_00 autolearn=ham
	autolearn_force=no version=3.4.4
X-Google-Thread: 103376,dc1fff2721602dfa
X-Google-NewGroupId: yes
X-Google-Attributes: gida07f3367d7,domainid0,public,usenet
X-Google-Language: ENGLISH,ASCII-7-bit
X-Received: by 10.180.89.133 with SMTP id bo5mr2000202wib.6.1359598988479;
        Wed, 30 Jan 2013 18:23:08 -0800 (PST)
Path: 
 bp2ni7298wib.1!nntp.google.com!proxad.net!feeder1-2.proxad.net!feeder.erje.net!us.feeder.erje.net!xmission!newsswitch.lcs.mit.edu!nntp.TheWorld.com!.POSTED!not-for-mail
From: Robert A Duff <bobduff@shell01.TheWorld.com>
Newsgroups: comp.lang.ada
Subject: Re: Ada and string literals
Date: Wed, 30 Jan 2013 21:23:08 -0500
Organization: The World Public Access UNIX, Brookline, MA
Message-ID: <wccpq0mccqb.fsf@shell01.TheWorld.com>
References: <4978d638-a04b-4561-85e9-cf6620265af2@googlegroups.com>
 <amrv6sFbs48U1@mid.individual.net> <86boc63n5d.fsf@gaheris.avalon.lan>
 <ea721d9c-7f42-4908-9787-ef8b8242428a@googlegroups.com>
 <wcc38xifhqh.fsf@shell01.TheWorld.com> <kec5p3$d92$1@dont-email.me>
NNTP-Posting-Host: shell01.theworld.com
Mime-Version: 1.0
X-Trace: pcls6.std.com 1359598988 29908 192.74.137.71 (31 Jan 2013 02:23:08
 GMT)
X-Complaints-To: abuse@TheWorld.com
NNTP-Posting-Date: Thu, 31 Jan 2013 02:23:08 +0000 (UTC)
User-Agent: Gnus/5.1008 (Gnus v5.10.8) Emacs/21.3 (irix)
Cancel-Lock: sha1:MgN13FThj1e1wZa2ADtD3JRA+Ug=
Content-Type: text/plain; charset=us-ascii
Date: 2013-01-30T21:23:08-05:00
List-Id: <comp.lang.ada>

Jeffrey Carter <spam.jrcarter.not@spam.not.acm.org> writes:

> On 01/30/2013 03:06 PM, Robert A Duff wrote:
>>
>> That won't work, because Literal1 = Literal2 must be False.
>> If you leave out "aliased", then the compiler might share.
>
> I think there are some attributes missing here.

Oops.  Thanks!

Yes, I meant that Literal1'Access = Literal2'Access must be False.
Same for 'Unchecked_Access.

'[Unchecked_]Access is about object identity.
On the other hand 'Address is not -- two objects can have
the same address without being the same object.

- Bob