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From: Alisdair Meredith (alisdair.meredith_at_[hidden])
Date: 2002-09-21 16:28:09

David Abrahams wrote:

> Furthermore:
> handle& operator=(handle const& rhs)
> {
> impl.reset(new body(*rhs.impl));
> }
> It even gives the strong guarantee.
> What /is/ the rationale for swap?

For cases where the body is not copy constructible?
Not sure how common that case is, but I know I have examples in my code.


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