From -9059399937530508805 X-Google-Thread: f78e5,6dda3f736a89f6d8 X-Google-NewGroupId: yes X-Google-Attributes: gid7894ca11fe,domainid0,public,usenet X-Google-Language: ENGLISH,ASCII Path: g2news1.google.com!news1.google.com!news2.google.com!Xl.tags.giganews.com!border1.nntp.dca.giganews.com!nntp.giganews.com!local2.nntp.dca.giganews.com!news.giganews.com.POSTED!not-for-mail NNTP-Posting-Date: Thu, 26 Aug 2010 00:00:46 -0500 Return-Path: To: (Usenet) From: =?ISO-8859-1?Q?Daniel_Kr=FCgler?= Newsgroups: comp.std.c++ Subject: Re: shared_from_this() from constructor Organization: http://groups.google.com Sender: cppmods@cs.rpi.edu Approved: james.dennett@gmail.com Message-ID: <4bb0f4c3-5ef7-410f-be68-39cc0d61ca21@z28g2000yqh.googlegroups.com> References: Content-Type: text/plain; charset=ISO-8859-1 X-Original-Date: Wed, 25 Aug 2010 14:58:08 -0700 (PDT) X-Submission-Address: std-c++@netlab.cs.rpi.edu Date: Wed, 25 Aug 2010 23:57:18 CST Lines: 35 X-Usenet-Provider: http://www.giganews.com X-Trace: sv3-QgAvLoU/1hv2VDo2CYmSCvTtnDLeoVJMaLrNggmZHB1MpQmPaD9Au4dRzSco2/DSAX64nW3nJ8NubSB!k6tLewKqzza6guhEkGrQVYqktE4AXZHvlTEI1Ud1iwspmPPXr2GwJd1WKkE2pe5JyxyljDhuf+Cu!6zxtiUNPMYVu1mCvfSV4c1vKIvE= X-Complaints-To: abuse@giganews.com X-DMCA-Notifications: http://www.giganews.com/info/dmca.html X-Abuse-and-DMCA-Info: Please be sure to forward a copy of ALL headers X-Abuse-and-DMCA-Info: Otherwise we will be unable to process your complaint properly X-Postfilter: 1.3.40 Xref: g2news1.google.com comp.std.c++:2904 On 26 Aug., 00:49, Florian Goujeon wrote: > The current GCC's implementation doesn't allow to call > shared_from_this() from the class' constructor, just like the original > Boost's implementation. > Is this a standard-compliant behavior? The current draft doesn't talk > about this. > I hope it's not. This is really annoying... A pre-condition of the call of shared_ptr shared_from_this(); shared_ptr shared_from_this() const; are: "*this shall be a subobject of an object t of type T. There shall be at least one shared_ptr instance p that owns &t." Can you satisfy this in your constructor? If not: What do you want to realize? HTH & Greetings from Bremen, Daniel Kr�gler -- [ comp.std.c++ is moderated. To submit articles, try just posting with ] [ your news-reader. If that fails, use mailto:std-c++@netlab.cs.rpi.edu] [ --- Please see the FAQ before posting. --- ] [ FAQ: http://www.comeaucomputing.com/csc/faq.html ]