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: a07f3367d7,1449b098788729b8 X-Google-Attributes: gida07f3367d7,public,usenet X-Google-NewGroupId: yes X-Google-Language: ENGLISH,ASCII-7-bit Path: g2news2.google.com!news1.google.com!npeer01.iad.highwinds-media.com!news.highwinds-media.com!feed-me.highwinds-media.com!nx02.iad01.newshosting.com!209.197.12.242.MISMATCH!nx01.iad01.newshosting.com!newshosting.com!newspeer.monmouth.com!newsswitch.lcs.mit.edu!nntp.TheWorld.com!not-for-mail From: Robert A Duff Newsgroups: comp.lang.ada Subject: Re: prefix of dereference must be a name? Date: Fri, 31 Jul 2009 17:49:52 -0400 Organization: The World Public Access UNIX, Brookline, MA Message-ID: References: <3fe4b8a8-daf9-4161-84e2-ff230a2e7afd@s15g2000yqs.googlegroups.com> NNTP-Posting-Host: shell01.theworld.com Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-Trace: pcls6.std.com 1249076993 32237 192.74.137.71 (31 Jul 2009 21:49:53 GMT) X-Complaints-To: abuse@TheWorld.com NNTP-Posting-Date: Fri, 31 Jul 2009 21:49:53 +0000 (UTC) User-Agent: Gnus/5.1008 (Gnus v5.10.8) Emacs/21.3 (irix) Cancel-Lock: sha1:tOxCOFF33KNFrJZg6cAAOIG8LqM= Xref: g2news2.google.com comp.lang.ada:7495 Date: 2009-07-31T17:49:52-04:00 List-Id: Stephen Leake writes: > I still don't see the fundamental problem. There is no fundamental problem. I agree with you 100% -- things like "(A + B).all" and "(A & B)'Length" ought to be legal. They're not, and that's probably because nobody thought it important enough to go against "tradition". Traditionally, Ada 83 made a big distinction between expressions and names (and likewise, between values and (constant) objects). Ada 95 eroded that distinction somewhat, but not entirely. - Bob