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,FREEMAIL_FROM autolearn=ham autolearn_force=no version=3.4.4 X-Google-Thread: 103376,5b3cb1d740c0b77f X-Google-Attributes: gid103376,public X-Google-Language: ENGLISH,ASCII-7-bit Path: g2news1.google.com!news1.google.com!news.glorb.com!green.octanews.net!news-out.octanews.net!news-out.visi.com!petbe.visi.com!news.octanews.net!ash.uu.net!spool.news.uu.net!not-for-mail Date: Fri, 02 Jul 2004 09:33:09 -0400 From: Hyman Rosen User-Agent: Mozilla Thunderbird 0.7.1 (Windows/20040626) X-Accept-Language: en-us, en MIME-Version: 1.0 Newsgroups: comp.lang.ada Subject: Re: ANN: New technical paper from Ada Europe 2004 now available References: <1088612188.693737@master.nyc.kbcfp.com> <20619edc.0407010704.470cc87@posting.google.com> <1088697575.6218@master.nyc.kbcfp.com> <2kkrsgF3b5guU1@uni-berlin.de> In-Reply-To: <2kkrsgF3b5guU1@uni-berlin.de> Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit Organization: KBC Financial Products Message-ID: <1088775189.331949@master.nyc.kbcfp.com> Cache-Post-Path: master.nyc.kbcfp.com!unknown@nightcrawler.nyc.kbcfp.com X-Cache: nntpcache 3.0.1 (see http://www.nntpcache.org/) NNTP-Posting-Host: 204.253.250.10 X-Trace: 1088775190 20592 204.253.250.10 Xref: g2news1.google.com comp.lang.ada:2048 Date: 2004-07-02T09:33:09-04:00 List-Id: Peter Amey wrote: > I don't recall making this claim. I said that the translation process > is "transparent and traceable" and that the C provides a useful > intermediate representation for object code verification purposes. I > think these statement stand. > > We certainly wouldn't recommend modification of the C because that > immediately throws away all the verification benefits that have been > gain by analysing the intermediate SPARK model. > > It is probably true that the C /could/ be maintained if, for example, > the translation or SPARK parts of the tool chain were suddenly to become > unavailable. True. But the paper does talk about generating "deliverable" C, and clearly that C code is meant to be read, not just compiled. You wouldn't want your target audience, who are presumably expert in C and already suspicious of using a different language, to be able to nitpick the way I just did.