From 3356754544997943081 X-Google-Language: ENGLISH,ASCII-7-bit X-Google-Thread: f78e5,4441c5f6d7843223 X-Google-Attributes: gidf78e5,public X-Google-ArrivalTime: 2002-09-03 13:38:59 PST Path: archiver1.google.com!news1.google.com!newsfeed.stanford.edu!canoe.uoregon.edu!logbridge.uoregon.edu!kibo.news.demon.net!mutlu.news.demon.net!demon!mail2news.demon.co.uk!devnull From: ahp6@email.byu.edu (Adam Peterson) Newsgroups: comp.std.c++ Subject: Re: C++0x Wish List (explicit class) Date: Tue, 3 Sep 2002 20:38:58 +0000 (UTC) Organization: http://groups.google.com/ Lines: 20 Approved: fjh@cs.mu.oz.au (Fergus Henderson , moderator of comp.std.c++) Message-ID: References: <3D48C729.40503@spamnot.codeweavers.com> <8c8b368d.0208060921.43e9e9d5@posting.google.com> <3D589892.3050008@spamnot.codeweavers.com> <8c8b368d.0208150528.2bc34601@posting.google.com> <8c8b368d.0208220503.1c974370@posting.google.com> Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 8bit X-Trace: mail2news.demon.co.uk 1031085538 2995 10.0.0.1 (3 Sep 2002 20:38:58 GMT) X-Complaints-To: abuse@demon.net NNTP-Posting-Date: Tue, 3 Sep 2002 20:38:58 +0000 (UTC) X-Received: from mulga.cs.mu.oz.au ([128.250.1.22]) by news.demon.co.uk with esmtp (Exim 4.05) id 17mKRt-0000mA-00 for mail2news@news.news.demon.net; Tue, 03 Sep 2002 20:38:57 +0000 X-Received: from localhost (localhost [[UNIX: localhost]]) by mulga.cs.mu.OZ.AU id GAA02588; Wed, 4 Sep 2002 06:38:52 +1000 (EST) X-Authentication-Warning: mulga.cs.mu.OZ.AU: fjh set sender to devnull@stump.algebra.com using -f X-Path: comp-std-cpp-robomod!not-for-mail X-Robomod: STUMP, ichudov@algebra.com (Igor Chudov) X-Delivered-To: std-c++@ncar.ucar.edu X-Newsgroups: comp.std.c++ X-NNTP-Posting-Date: 3 Sep 2002 20:31:51 GMT Xref: archiver1.google.com comp.std.c++:13582 > I also like this proposal. > > How about explicit classes also making all constructors explicit unless they > are marked "implicit"? > > Mike I'm in favor of this part of it, except that I almost always want the compiler generated copy ctor/assignment operator. (80% of the time that I don't, it's already suppressed incidentally by inheritance or aggregation.) If I could mark a class explicit to suppress conversion operators I don't specify, but somehow still get the compiler ctor/asmts, I'd use explicit on every class. --- [ comp.std.c++ is moderated. To submit articles, try just posting with ] [ your news-reader. If that fails, use mailto:std-c++@ncar.ucar.edu ] [ --- Please see the FAQ before posting. --- ] [ FAQ: http://www.jamesd.demon.co.uk/csc/faq.html ]