From: François Duranleau (duranlef_at_[hidden])
Date: 2007-08-13 10:48:58
On Sat, 11 Aug 2007, Joseph Gauterin wrote:
> Would anyone be interested in me adding an koenig lookup swap function
> to boost? (I would say it belongs in boost.utility).
> It would be a swap function that uses Koenig lookup to find the 'best'
> swap funciton, falling back on std::swap like this:
> template <class T>
> void koenig_swap(T& left, T& right)
> using std::swap;
> Several boost libraries (multi array, compressed pair, graph,
> optional, spirit) already use this technique, each time explicitly
> with 'using std::swap' instead of abstracting it out.
I feel a little dumb, but I have to ask. What is the problem with
overloading std::swap? What does this koenig_swap offer better?
-- FranÃ§ois Duranleau
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