Re: C++ and callbacks

Article View: comp.windows.x

Article #38363

#38363

From: Ian J Hogg
Date: Fri, 06 May 1994 19:38

19 lines
1985 bytes

In article <JASON.94May5173436@deneb.cygnus.com> jason@cygnus.com (Jason Merrill) writes:
>>>>>> Brandon Van Every <brandon@uncvx2.oit.unc.edu> writes:
>
>> I can't find anything in Stroustrup that says this will work.  The default
>> linkage for all functions is "C++" (p. 524).  Given that, I'd say that not
>> using "extern C" is rather risky.
>
>But does anything say that it won't?  C and C++ use the same calling
>convention for plain functions, so C linkage v. C++ should have no effect
>on function pointers.

Where does anything say that C and C++ use the same calling convention for 
plain functions.  As I've stated before I know of at least one compiler that
passes arguments for C++ linkage functions differently than C linkage functions.
Are you saying this compiler is broken?
--
===============================================================================
Ian Hogg						ianhogg@cs.umn.edu
                                                        (612) 424-6332

Technical Details

Message-ID: <CpEBxp.9w2@news.cis.umn.edu>

Path:

arc1-ca.pugleaf.net!bga.com!news.sprintlink.net!hookup!swrinde!ihnp4.ucsd.edu!mvb.saic.com!MathWorks.Com!news.duke.edu!news-feed-1.peachnet.edu!umn.edu!milli!ianhogg

References: <2q67fpINNgv5@eccdb1.pms.ford.com> <2q9v55$ted@bigblue.oit.unc.edu> <JASON.94May5173436@deneb.cygnus.com>

Show Full Headers

Complete Article Headers

X-Google-Language: ENGLISH,ASCII-7-bit
X-Google-Thread: 103734,ad5a39011a2d3d26
X-Google-Attributes: gid103734,public
X-Google-Thread: 109fba,ad5a39011a2d3d26
X-Google-Attributes: gid109fba,public
X-Google-Thread: 10ba33,ad5a39011a2d3d26
X-Google-Attributes: gid10ba33,public
X-Google-ArrivalTime: 1994-05-06 13:35:59 PST
Newsgroups: comp.windows.x,comp.lang.c++,gnu.g++.help
Path: arc1-ca.pugleaf.net!bga.com!news.sprintlink.net!hookup!swrinde!ihnp4.ucsd.edu!mvb.saic.com!MathWorks.Com!news.duke.edu!news-feed-1.peachnet.edu!umn.edu!milli!ianhogg
From: ianhogg@milli.cs.umn.edu (Ian J Hogg)
Subject: Re: C++ and callbacks
Message-ID: <CpEBxp.9w2@news.cis.umn.edu>
Sender: news@news.cis.umn.edu (Usenet News Administration)
Nntp-Posting-Host: milli.cs.umn.edu
Organization: University of Minnesota, Minneapolis, CSci dept.
References: <2q67fpINNgv5@eccdb1.pms.ford.com> <2q9v55$ted@bigblue.oit.unc.edu> <JASON.94May5173436@deneb.cygnus.com>
Date: Fri, 6 May 1994 19:38:32 GMT
Lines: 19

Reply to Parent Message