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=-2.9 required=5.0 tests=BAYES_00,MAILING_LIST_MULTI autolearn=unavailable autolearn_force=no version=3.4.4 X-Google-Thread: 103376,4f1451304206fe77 X-Google-Attributes: gid103376,public X-Google-Language: ENGLISH,ASCII-7-bit Path: g2news1.google.com!news2.google.com!proxad.net!freenix!enst.fr!melchior!cuivre.fr.eu.org!melchior.frmug.org!not-for-mail From: Stephen Leake Newsgroups: comp.lang.ada Subject: Re: Accessing the underlying rep for enumerated types? Date: 13 Oct 2004 08:29:55 -0400 Organization: Cuivre, Argent, Or Message-ID: References: NNTP-Posting-Host: lovelace.ada-france.org Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-Trace: melchior.cuivre.fr.eu.org 1097670616 62225 212.85.156.195 (13 Oct 2004 12:30:16 GMT) X-Complaints-To: usenet@melchior.cuivre.fr.eu.org NNTP-Posting-Date: Wed, 13 Oct 2004 12:30:16 +0000 (UTC) To: comp.lang.ada@ada-france.org Return-Path: In-Reply-To: User-Agent: Gnus/5.09 (Gnus v5.9.0) Emacs/21.3 X-Virus-Scanned: by amavisd-new-20030616-p10 (Debian) at ada-france.org X-BeenThere: comp.lang.ada@ada-france.org X-Mailman-Version: 2.1.4 Precedence: list List-Id: "Gateway to the comp.lang.ada Usenet newsgroup" List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Xref: g2news1.google.com comp.lang.ada:5142 Date: 2004-10-13T08:29:55-04:00 Dale Stanbrough writes: > Stephen Leake wrote: > > > Dale Stanbrough writes: > > > > > An enumeration type can have a representation clause applied to it > > > allowing you to specify a underlying integer representation for > > > each value. > > > > > > 'Pos tells you the position within the enumeration, not it's > > > underlying value. Is there any way to get access to this value > > > other than using Unchecked_Conversion? > > > > No. > > > > This is (unfortunately) a FAQ. > > > > What's wrong with Unchecked_Conversion? > > There's nothing wrong with it. Then why ask this question? > > And why do you want to expose the underlying representation? > > So I can show people how holey enumeration types can be expensive. Ah, I forgot you are a teacher (or do you prefer 'professor'?). So use Unchecked_Conversion! -- -- Stephe