Re: ATL and STL, headache #88: maps of structs containing CComPtr

From:
"Alexander Nickolov" <agnickolov@mvps.org>
Newsgroups:
microsoft.public.vc.atl
Date:
Wed, 24 May 2006 11:12:11 -0700
Message-ID:
<ezf$U21fGHA.356@TK2MSFTNGP02.phx.gbl>
Are you sure about that?

--
=====================================
Alexander Nickolov
Microsoft MVP [VC], MCSD
email: agnickolov@mvps.org
MVP VC FAQ: http://www.mvps.org/vcfaq
=====================================

"Igor Tandetnik" <itandetnik@mvps.org> wrote in message
news:OsTFu01fGHA.1856@TK2MSFTNGP03.phx.gbl...

Alexander Nickolov <agnickolov@mvps.org> wrote:

I don't think it would when embedded in a struct with no
copy constructor and assignment operator redefined.


A missing copy constructor is not a problem - the compiler would provide
one that does the right thing. Are you perhaps thinking about default
constructor?

What assignment operator? I don't see any in the OP's code. Am I missing
something obvious?

These
need to be added since the defaults do shallow copies thus
leading to double destruction.


Compiler-generated copy constructor would call CComPtr's copy constructor,
which would perform AddRef appropriately. The same with assignment
operator.
--
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   Igor Tandetnik

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