From -3889762259192289973 X-Google-Language: ENGLISH,ASCII-7-bit X-Google-Thread: f78e5,176c9dc06a6729eb X-Google-Attributes: gidf78e5,public X-Google-ArrivalTime: 2002-04-05 09:38:04 PST Path: archiver1.google.com!news1.google.com!newsfeed.stanford.edu!news-spur1.maxwell.syr.edu!news.maxwell.syr.edu!colt.net!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: why doesn't delete NULL the pointer? Date: Fri, 5 Apr 2002 17:37:25 GMT Organization: Sensor Systems Approved: Fergus Henderson , moderator of comp.std.c++ Message-ID: <3CADDB9E.132344FA@sensor.com> References: <3C9DD892.94860335@acm.org> <3C9E5921.735FEB25@acm.org> <3CA063FF.3C2EE83A@acm.org> <3CA0FD94.A13F8343@acm.org> <3CA26183.B5822E43@acm.org> <3CADD3C8.EDA111C6@webmaster.com> X-Trace: mail2news.demon.co.uk 1018028250 mail2news:25455 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,pdf MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit X-Abuse-Info: Please be sure to forward a copy of ALL headers X-Abuse-Info: Otherwise we will be unable to process your complaint properly. NNTP-Posting-Date: Fri, 05 Apr 2002 12:12:43 EST Lines: 13 Xref: archiver1.google.com comp.std.c++:10409 > How would this work if 'delete' NULLed the pointer? Both examples are invalid. It's undefined to use a pointer value that has been deleted (even if you DONT dereference it). --- [ 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 ]