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,f039470e8f537101 X-Google-Attributes: gid103376,public X-Google-ArrivalTime: 2003-07-29 12:48:24 PST Path: archiver1.google.com!news1.google.com!newsfeed.stanford.edu!cyclone.bc.net!newsfeed.media.kyoto-u.ac.jp!newsfeed01.tsnz.net!news.xtra.co.nz!53ab2750!not-for-mail Newsgroups: comp.lang.ada Subject: Re: Ariane5 FAQ From: Berend de Boer Message-ID: User-Agent: Gnus/5.090014 (Oort Gnus v0.14) Emacs/21.2 (i386-msvc-nt5.0.2195) References: <1058968422.225561@master.nyc.kbcfp.com> <3F200AD0.94F79098@adaworks.com> <7u9Ua.13412$634.10307@nwrdny03.gnilink.net> <3F215120.1040706@attbi.com> <1059151910.357790@master.nyc.kbcfp.com> <3F248CEE.5050709@attbi.com> <3F25FB81.A81694FA@adaworks.com> Cancel-Lock: sha1:D945/WUeCXKdMAcJqGWIj/kj5IU= MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Date: Wed, 30 Jul 2003 07:46:37 +1200 NNTP-Posting-Host: 219.88.64.124 X-Complaints-To: newsadmin@xtra.co.nz X-Trace: news.xtra.co.nz 1059508103 219.88.64.124 (Wed, 30 Jul 2003 07:48:23 NZST) NNTP-Posting-Date: Wed, 30 Jul 2003 07:48:23 NZST Organization: Xtra Xref: archiver1.google.com comp.lang.ada:40961 Date: 2003-07-30T07:46:37+12:00 List-Id: >>>>> "Richard" == Richard Riehle writes: Richard> systems than that found in Eiffel. I am thinking here of Richard> SPARK. Richard> In general, the safety-critical community does not like Richard> the Eiffel model because it relies on assertion-errors at Richard> run-time. While this is just fine for Richard> non-safety-critical software, it is not appropriate for a Richard> system such as Ariane V, or any other similar system. Nothing (perhaps some annoying mathematical proofs :-) ) precludes checking at compile time. I'm really hoping (probably have to write it myself it seems if I want to have it ))-: ) for SPARK for Eiffel. That would be a real step forward. -- Regards, Berend. (-: