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: 103376,703c4f68db81387d X-Google-Thread: 109fba,703c4f68db81387d X-Google-Thread: 115aec,703c4f68db81387d X-Google-Thread: f43e6,703c4f68db81387d X-Google-Attributes: gid103376,gid109fba,gid115aec,gidf43e6,public X-Google-Language: ENGLISH,ASCII-7-bit Path: g2news1.google.com!news4.google.com!news.glorb.com!blackbush.cw.net!cw.net!feed.news.tiscali.de!news.belwue.de!news.tu-darmstadt.de!tsicnews.teliasonera.com!news.otenet.gr!news.grnet.gr!newsfd02.forthnet.gr!not-for-mail From: Ioannis Vranos Newsgroups: comp.lang.ada,comp.lang.c++,comp.realtime,comp.software-eng Subject: Re: [OT] Re: Teaching new tricks to an old dog (C++ -->Ada) Date: Sun, 13 Mar 2005 09:48:32 +0200 Organization: FORTHnet S.A., Atthidon 4, GR-17671 Kalithea, Greece, Tel: +30 2109559000, Fax: +30 2109559333, url: http://www.forthnet.gr Message-ID: <1110700112.230910@athnrd02> References: <4229bad9$0$1019$afc38c87@news.optusnet.com.au> <1110607809.837000@at <1110655701.196383@athnrd02> NNTP-Posting-Host: athnrd02.forthnet.gr Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit X-Trace: athprx02.forthnet.gr 1110700112 2219 193.92.150.73 (13 Mar 2005 07:48:32 GMT) X-Complaints-To: abuse@forthnet.gr NNTP-Posting-Date: Sun, 13 Mar 2005 07:48:32 +0000 (UTC) User-Agent: Mozilla Thunderbird 1.0 (Windows/20041206) X-Accept-Language: en-us, en In-Reply-To: Cache-Post-Path: newsfd02!unknown@ppp16-adsl-170.ath.forthnet.gr Xref: g2news1.google.com comp.lang.ada:9293 comp.lang.c++:45389 comp.realtime:1409 comp.software-eng:4974 Date: 2005-03-13T09:48:32+02:00 List-Id: Greg Comeau wrote: >>Now that I am thinking of it, isn't it a value range? >> >> >>int main() >>{ >> enum four_val {a,b,c,d}; >> >> four_val x; >> >> x = 4; >>} >> >> >>C:\c>g++ temp.cpp -o temp.exe >>temp.cpp: In function `int main()': >>temp.cpp:7: error: invalid conversion from `int' to `main()::four_val' > > > In C++ but not in C it's an error, but it can also be "invalidly" > cast to the enum. Yes, the subject in this thread is C++ and Ada. :-) Also casting this means that you know what you are doing, and thus not excused for mistakes. :-) Thus you can't do that by accident. -- Ioannis Vranos http://www23.brinkster.com/noicys