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,ad06d2d7cb045687 X-Google-NewGroupId: yes X-Google-Attributes: gida07f3367d7,domainid0,public,usenet X-Google-Language: ENGLISH,UTF8 Received: by 10.68.74.201 with SMTP id w9mr3812572pbv.0.1328441478209; Sun, 05 Feb 2012 03:31:18 -0800 (PST) Path: lh20ni262982pbb.0!nntp.google.com!news1.google.com!news3.google.com!feeder3.cambriumusenet.nl!feed.tweaknews.nl!194.134.4.91.MISMATCH!news2.euro.net!newsfeed.xs4all.nl!newsfeed6.news.xs4all.nl!xs4all!news.stack.nl!aioe.org!.POSTED!not-for-mail From: =?utf-8?Q?Yannick_Duch=C3=AAne_=28Hibou57?= =?utf-8?Q?=29?= Newsgroups: comp.lang.ada Subject: Re: Silly and stupid post-condition or not ? Date: Sun, 05 Feb 2012 12:31:16 +0100 Organization: Ada @ Home Message-ID: References: <82wr86fzos.fsf@stephe-leake.org> <5af407fc-2868-44ca-84d2-c51a2a64104d@o4g2000pbc.googlegroups.com> <82k445fu9n.fsf@stephe-leake.org> NNTP-Posting-Host: kM9tie64fStpd0TGMCE/dQ.user.speranza.aioe.org Mime-Version: 1.0 X-Complaints-To: abuse@aioe.org User-Agent: Opera Mail/11.61 (Linux) X-Notice: Filtered by postfilter v. 0.8.2 Content-Type: text/plain; charset=utf-8; format=flowed; delsp=yes Content-Transfer-Encoding: Quoted-Printable Date: 2012-02-05T12:31:16+01:00 List-Id: Le Sun, 05 Feb 2012 07:18:44 +0100, Randy Brukardt = a =C3=A9crit: > Finally, it's perfectly reasonable to prove useful things about = > exceptions. > I've heard people say that's impossible because you get a combinationa= l > explosion. While analysis is running, some known properties can be used to exclude = = some states. I mean as analysis goes, the set of possible states can go = = smaller, thus potentially avoiding any explosion. This may not go this way, but at least this can go this way. -- = =E2=80=9CSyntactic sugar causes cancer of the semi-colons.=E2=80=9D [1] =E2=80=9CStructured Programming supports the law of the excluded muddle.= =E2=80=9D [1] [1]: Epigrams on Programming =E2=80=94 Alan J. =E2=80=94 P. Yale Univers= ity