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: 103376,612ea65294f56d25
X-Google-NewGroupId: yes
X-Google-Attributes: gida07f3367d7,domainid0,public,usenet
X-Google-Language: ENGLISH,ASCII
Path: 
 g2news2.google.com!postnews.google.com!d26g2000prn.googlegroups.com!not-for-mail
From: Julian Leyh <julian@vgai.de>
Newsgroups: comp.lang.ada
Subject: Re: Syntax of extended return statement
Date: Wed, 16 Mar 2011 03:28:56 -0700 (PDT)
Organization: http://groups.google.com
Message-ID: 
 <eda59858-8e2a-4deb-9093-0a4fdd4b5de4@d26g2000prn.googlegroups.com>
References: <C9A5AE3D.82B0%news@findlayw.plus.com>
NNTP-Posting-Host: 194.156.172.86
Mime-Version: 1.0
Content-Type: text/plain; charset=ISO-8859-1
Content-Transfer-Encoding: quoted-printable
X-Trace: posting.google.com 1300271336 20086 127.0.0.1 (16 Mar 2011 10:28:56
 GMT)
X-Complaints-To: groups-abuse@google.com
NNTP-Posting-Date: Wed, 16 Mar 2011 10:28:56 +0000 (UTC)
Complaints-To: groups-abuse@google.com
Injection-Info: d26g2000prn.googlegroups.com; posting-host=194.156.172.86;
 posting-account=4IMjSwoAAABghF4GBOy5ozdaZM8EkGwR
User-Agent: G2/1.0
X-HTTP-UserAgent: Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US)
 AppleWebKit/534.16 (KHTML,
 like Gecko) Chrome/10.0.648.133 Safari/534.16,gzip(gfe)
Xref: g2news2.google.com comp.lang.ada:19209
Date: 2011-03-16T03:28:56-07:00
List-Id: <comp.lang.ada>

On 16 Mrz., 01:01, Bill Findlay <n...@findlayw.plus.com> wrote:
> I have the following compilation warning from GNAT:
>
> =A0 =A0function pop
> =A0 =A0return KDF9.word is
> =A0 =A0begin
> =A0 =A0 =A0 the_nest_depth :=3D the_nest_depth - 1;
> =A0 =A0 =A0 return result : KDF9.word :=3D the_nest(the_nest_depth) do
> =A0 =A0 =A0 =A0 =A0 =A0 =A0|>>> warning: "result" is not modified, could =
be declared constant
>
> =A0 =A0 =A0 =A0 =A0the_nest(the_nest_depth) :=3D 0;
> =A0 =A0 =A0 end return;
> =A0 =A0end pop;

"result" is not modified, so the warning is correct.