Re: [boost] [swap] How to fix ADL barrier for XL, Intel, GCC, Sun and Como?

From: David Abrahams (dave_at_[hidden])
Date: 2008-07-29 19:24:23

on Tue Jul 29 2008, Steven Watanabe <watanabesj-AT-gmail.com> wrote:

> AMDG
>
> David Abrahams wrote:
>> Seems to me that if this is failing on so many compilers, our only
>> practical alternative is to call boost::swap something other than swap.
>> How about swap_()?
>>   
>
> I have a fix:  Make sure that std::swap is more specialized than
> boost::swap.

Ingenious; that should work.

> In Christ,
> Steven Watanabe
>
> Index: swap.hpp
> ===================================================================
> --- swap.hpp	(revision 47858)
> +++ swap.hpp	(working copy)
> @@ -38,8 +38,8 @@
>  {
>    namespace swap_adl_barrier
>    {
> -    template<class T>
> -    void swap(T& left, T& right)
> +    template<class T1, class T2>
> +    void swap(T1& left, T2& right)
>      {
>        ::boost_swap_impl::swap_impl(left, right);
>      }
> _______________________________________________
> Unsubscribe & other changes: http://lists.boost.org/mailman/listinfo.cgi/boost

-- 
Dave Abrahams
BoostPro Computing
http://www.boostpro.com