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List:       kde-pim
Subject:    [Kde-pim] Re: use of std::swap in gpgme++
From:       "Aaron J. Seigo" <aseigo () kde ! org>
Date:       2011-05-27 16:20:31
Message-ID: 1570550.UhpyhjjnMJ () freedom
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On Friday, May 27, 2011 18:10:39 Frank Osterfeld wrote:
> That's the copy-and-swap idiom, see e.g. [1] (I know it from [2]).
> It makes the assignment  exception-safe (std::swap must not throw).

yes, familiar with this, but didn't notice that the classes are not taking the 
rhs by reference and so creating an implicit temporary copy. meh.

-- 
Aaron J. Seigo
humru othro a kohnu se
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KDE core developer sponsored by Qt Development Frameworks

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