From 7144987621204051275 X-Google-Language: ENGLISH,ASCII-7-bit X-Google-Thread: f78e5,7c21e57f4a25e5f3 X-Google-Attributes: gidf78e5,public X-Google-ArrivalTime: 2001-05-04 14:25:01 PST Path: newsfeed.google.com!newsfeed.stanford.edu!news.tele.dk!194.42.224.136!diablo.netcom.net.uk!netcom.net.uk!dispose.news.demon.net!news.demon.co.uk!demon!mail2news.demon.co.uk!not-for-mail From: Ron Natalie Newsgroups: comp.std.c++ Subject: Re: deleted pointers in a container Date: Fri, 4 May 2001 21:24:25 GMT Organization: Sensor Systems Approved: Fergus Henderson , moderator of comp.std.c++ Message-ID: <3AF2B9F4.E6ED2860@spamcop.net> References: <3AF03AEA.1A6CBA81@jps.net> <9cq236$es1mc$1@ID-3706.news.dfncis.de> <3AF09397.2A02A060@acm.org> <9cqc9q$f169l$1@ID-3706.news.dfncis.de> <9csn10$fafds$2@ID-3706.news.dfncis.de> X-Trace: mail2news.demon.co.uk 989011471 mail2news:7256 mail2news mail2news.demon.co.uk X-Complaints-To: abuse@demon.net X-Mail2News-Path: news.demon.net!mulga.cs.mu.oz.au X-Authentication-Warning: mulga.cs.mu.OZ.AU: fjh set sender to devnull@stump.algebra.com using -f X-Robomod: STUMP, ichudov@algebra.com (Igor Chudov) X-Accept-Language: en MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit NNTP-Posting-Date: Fri, 04 May 2001 10:15:45 EDT Lines: 30 Xref: newsfeed.google.com comp.std.c++:4394 Markus Schaaf wrote: > > Completely agree with you. But there is no need to load a > pointer's value into any special-purpose register just for > copying. Keeping in mind, that there must be ways to copy > values other than valid pointers anyhow. > If the goal were just to copy it, yes. However, one would presume that the reason it was loaded into a pointer variable was that it might someday be used as a pointer: int* p; int* q; p = q; if(p) { ... Of course we're now arguing if the explosion happens on the assignment or the if, but its wrong either way. --- [ 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.research.att.com/~austern/csc/faq.html ]