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-Language: ENGLISH,ASCII-7-bit X-Google-Thread: 103376,571930b4ff0bc1ee X-Google-Attributes: gid103376,public X-Google-ArrivalTime: 2001-03-30 09:38:58 PST Path: supernews.google.com!sn-xit-02!supernews.com!news.gv.tsc.tdk.com!newsfeed.berkeley.edu!news-hog.berkeley.edu!ucberkeley!cyclone.bc.net!newsfeed.bc.tac.net!news.bc.tac.net!not-for-mail Sender: blaak@TORUS Newsgroups: comp.lang.ada Subject: Re: Compile time executed functions References: <3AC03CCE.70E3C2D5@mida.se> <87ae67qdrv.fsf@deneb.enyo.de> <87lmprow3a.fsf@deneb.enyo.de> <874rweoo2p.fsf@deneb.enyo.de> <3AC2EE4D.56D61A58@mida.se> <3AC2E665.F45C18A@home.com> From: Ray Blaak Message-ID: Organization: The Transcend X-Newsreader: Gnus v5.6.42/Emacs 19.34 Date: 30 Mar 2001 09:33:41 -0800 NNTP-Posting-Host: 208.181.209.61 X-Complaints-To: news@bctel.net X-Trace: news.bc.tac.net 985973652 208.181.209.61 (Fri, 30 Mar 2001 09:34:12 PST) NNTP-Posting-Date: Fri, 30 Mar 2001 09:34:12 PST Xref: supernews.google.com comp.lang.ada:6260 Date: 2001-03-30T09:33:41-08:00 List-Id: Robert A Duff writes: > So I think it's better just to allow while loops, and live with the fact > that they might be infinite. Unless you have a fancy proof engine that > can prove termination of while loops most of the time. "While" loops are also more correct in describing intentional unbounded execution: the exit condition depends on the exit condition, and nothing else. It is another problem to show that the exit condition will eventually occur. -- Cheers, The Rhythm is around me, The Rhythm has control. Ray Blaak The Rhythm is inside me, blaak@infomatch.com The Rhythm has my soul.