[boost] Re: numeric_cast/MPL/vc6 conflict

From: David Abrahams (dave_at_[hidden])
Date: 2004-09-21 11:17:44

"Aleksey Gurtovoy" <agurtovoy_at_[hidden]> writes:

> David Abrahams writes:
>> The introduction of mpl::numeric_cast has caused a regression in
>> libs\python\test\vector_indexing_suite.cpp for vc6.  How shall we
>> resolve this problem?
>
> Resolved in the CVS:
>
> +#include <boost/mpl/aux_/config/msvc.hpp>
> +#include <boost/mpl/aux_/config/workaround.hpp>
> +
> +// agurt 21/sep/04: portability macro for the sake of MSVC 6.x-7.0; 
> +// resolves conflicts with 'boost::numeric_cast' function template.
> +// use it in your own code _only_ if you care about compatibility with 
> +// these outdated compilers!
> +#if BOOST_WORKAROUND(BOOST_MSVC, <= 1300)
> +#   define BOOST_MPL_AUX_NUMERIC_CAST numeric_cast_
> +#else
> +#   define BOOST_MPL_AUX_NUMERIC_CAST numeric_cast
> +#endif
>
> ... only to find that it was masking an ICE. I'll have to look at it
> later today.

Thanks for pursuing this!

-- 
Dave Abrahams
Boost Consulting
http://www.boost-consulting.com