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,e8023133274ae02c X-Google-Attributes: gid103376,public X-Google-Language: ENGLISH,ASCII-7-bit Path: g2news2.google.com!news3.google.com!border1.nntp.dca.giganews.com!nntp.giganews.com!local01.nntp.dca.giganews.com!nntp.scarlet.biz!news.scarlet.biz.POSTED!not-for-mail NNTP-Posting-Date: Thu, 27 Apr 2006 15:21:28 -0500 From: Ludovic Brenta Newsgroups: comp.lang.ada Subject: Re: procedural vs object oriented References: <1146039364.130635.181590@v46g2000cwv.googlegroups.com> <871wvjh9te.fsf@ludovic-brenta.org> <4bc6skF10g8f8U1@individual.net> Date: Thu, 27 Apr 2006 22:20:34 +0200 Message-ID: <871wvi4vot.fsf@ludovic-brenta.org> User-Agent: Gnus/5.110004 (No Gnus v0.4) Emacs/21.4 (gnu/linux) Cancel-Lock: sha1:Fx4ETO5ncrsF1Qf7ntR30/7ROQo= MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii NNTP-Posting-Host: 62.235.58.52 X-Trace: sv3-uPlyiSbYJ1bG1dclfvWPgdL1huf8iZQOccq12x0Yc7/zNaMyM5SA1fPPR8YlzxCAY3Cuf7ljNS2/mm5!zA0DdIslgUbHByBZYmCwzdDIAL6aVcU4aRTWjkQJG3qUwaYubQRYoSvCQ9z5Tyng5Ff4kXvQ X-Complaints-To: abuse@scarlet.be X-DMCA-Complaints-To: abuse@scarlet.biz X-Abuse-and-DMCA-Info: Please be sure to forward a copy of ALL headers X-Abuse-and-DMCA-Info: Otherwise we will be unable to process your complaint properly X-Postfilter: 1.3.32 Xref: g2news2.google.com comp.lang.ada:3970 Date: 2006-04-27T22:20:34+02:00 List-Id: Peter Amey writes: > Ludovic Brenta wrote: > [snip] >> According to Robert Dewar during FOSDEM, nobody uses OOP in avionics >> software, because the uncertainty inherent to dynamic dispatching >> hinders certification. Is someone on this newsgroup in a position to >> give a counter-example? > > The committee that is revising the DO-178B avionics "standard" is > currently meeting in Los Angeles. There is an entire sub-group > devoted to the problem of certifying O-O software. At the breaks, > they look like it is proving hard work! That was also my understanding after reading OOTiA. > Those of us in the formal methods sub-group are having a slightly > easier time. You bet :) -- Ludovic Brenta.