Re: [boost] variant - errors in mpl/less.hpp when bind.hpp is included before variant.hpp with vc7.1

From: E. Gladyshev (egladysh_at_[hidden])
Date: 2004-02-06 17:02:36

--- Peter Dimov <pdimov_at_[hidden]> wrote:
[...]
>     enum
>     {
>         msvc71_wknd_ = ( BOOST_MPL_AUX_VALUE_WKND(T1)::value
>                         < BOOST_MPL_AUX_VALUE_WKND(T2)::value )
>     };
> 
> when the compiler has already seen a template class named "value" (it tries
> to keep track of class templates in order to not require typename).
> 
> You can work around the problem by replacing the above with
> 
>     enum
>     {
>         msvc71_wknd_ = ( BOOST_MPL_AUX_VALUE_WKND(T2)::value
>                         > BOOST_MPL_AUX_VALUE_WKND(T1)::value )
>     };
> 

Another workaround is to replace it with

     enum
     {
         msvc71_wknd_ =  BOOST_MPL_AUX_VALUE_WKND(T1)::value
                         < BOOST_MPL_AUX_VALUE_WKND(T2)::value
     };

Somehow the parenthesis make the difference... weird.
I submitted a bug report last night.

Eugene

__________________________________
Do you Yahoo!?
Yahoo! Finance: Get your refund fast by filing online.
http://taxes.yahoo.com/filing.html