[boost] Re: [FOREACH] new version available, testers needed

From: Eric Niebler (eric_at_[hidden])
Date: 2005-03-10 13:04:42

Russell Hind wrote:
> 
> Hi Eric, I'm trying to get the tests compiling now.  I run in to 
> problems with things like this (in regress.cpp):
> 
> template<typename Range>
> std::vector<int> to_vector_foreach_byval( Range & rng )
> {
>     std::vector<int> vect;
>     typedef typename ::boost::range_result_iterator<Range>::type iterator;
>     typedef typename ::boost::iterator_value<iterator>::type value;
>     BOOST_FOREACH( value i, rng )
>     {
>         vect.push_back(i);
>     }
>     return vect;
> }
> 
> The two typedef lines give these errors:
> 
> [C++ Error] main.cpp(110): E2437 'typename' should be followed by a 
> qualified, dependent type name
> [C++ Error] main.cpp(111): E2437 'typename' should be followed by a 
> qualified, dependent type name
> 

Could you try replacing "typename" with "BOOST_DEDUCED_TYPENAME"? (Also, 
I think it's a good idea to take this discussion offlist to keep traffic 
down until we get the kinks worked out. Feel free to reply to me directly.)

-- 
Eric Niebler
Boost Consulting
www.boost-consulting.com