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Subject: Re: [boost] [boost::endian] Request for comments/interest
From: Giovanni Piero Deretta (gpderetta_at_[hidden])
Date: 2010-05-27 05:55:54

On Thu, May 27, 2010 at 2:30 AM, Tomas Puverle
<Tomas.Puverle_at_[hidden]> wrote:
> My point was about the fact that if you have two functions with the following
> signatures
> template<typename T>
> void swap(T & t);
> template<typename T>
> T swap(const T & t);
> when the user has this
> int i;
> then there is no way to specify whether or not he wants the copying or the
> swap-in-place version (ok, I can think of a way but I think it's way too
> convoluted)

Static casting?

> swap(i); //what does this mean?
> I was just trying to explain why I chose to have a swap_in_place<>() rather
> than rely on overloading.

The biggest reason not to do that, IMHO, is that oveloards should
always have the same behavior.


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