Re: VS 2008

From:
"David Webber" <dave@musical-dot-demon-dot-co.uk>
Newsgroups:
microsoft.public.vc.mfc
Date:
Fri, 26 Feb 2010 23:51:47 -0000
Message-ID:
<OHMw06ztKHA.5148@TK2MSFTNGP04.phx.gbl>
"DanB" <abc@some.net> wrote in message
news:x9Yhn.5035$mn6.401@newsfe07.iad...

Well I finally bought the new 2008 VS. I'm moving carefully over as I have
to keep a 7.1 build current. I'm moving my support first as I don't have
to keep it updated. I started with that hexml project.

When I get to this as a copy constructor:

XMLNODESET::XMLNODESET( XMLNODESET& inSet )
{
*this= inSet;
}

dec:
class HE_XML_EXT_CLASS XMLNODESET
{
private:
std::vector<TiXmlNode*> set;
...
};

The pointer to the vector is copied now where as in 7.1 it would do a deep
copy of the vector.

This can't be right, is this a known issue? And I'm not sure how to fix it
if it is my problem.


I haven't had any problems. But I'd have written it as

XMLNODESET::XMLNODESET( const XMLNODESET & inSet )
    : set( inSet.set )
{
}

with a *const* reference as an argument, and using the vector's copy
constructor.

Without seeing how you've defined the assignment operator, it's not possible
to see what your code is doing.

Dave

--
David Webber
Mozart Music Software
http://www.mozart.co.uk
For discussion and support see
http://www.mozart.co.uk/mozartists/mailinglist.htm

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