Re: auto_ptr not dereferencable

From:
James Kanze <james.kanze@gmail.com>
Newsgroups:
comp.lang.c++
Date:
Thu, 28 Feb 2008 08:42:39 -0800 (PST)
Message-ID:
<c228c83f-b5ab-46aa-a8c6-ad44d068e603@d21g2000prf.googlegroups.com>
On Feb 28, 6:00 am, raof01 <fera_b...@hotmail.com> wrote:

"Debug Assertion Failed, auto_ptr not
dereferencable"
please new one instance and is pointed by auto_ptr.


Thank you for the answer, but I'm sorry, I don't understand
what you mean.
Do you mean that I should do something like this:
std::auto_ptr<osCom> m_osCom (new osCom);
I've tried that, but it just gives me an error saying, "error C2059:
syntax error : 'new'"


Forgot "()"? :-)

std::auto_ptr<osCom> m_osCom (new osCom());


That shouldn't change anything (supposing that osCom is a class
type).

But I think you'd better initialize m_osCom in ctor.


That's the problem, no doubt. m_osCom is a member, so the
initialization should be in the initializer list of the
constructor:

    Communicator::Communicator()
        : m_osCom( new osCom )
    {
    }

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