Re: boost lambda examples

From: David Abrahams (dave_at_[hidden])
Date: 2003-09-03 06:34:19

"paulgrenyer" <pjgrenyer_at_[hidden]> writes:

> Hi
>
> MSVC 7.1, Windows 2000
>
> I'm trying to get to grips with the boost lambda library. I've 
> managed to get the first example to work:
>
> #include <boost/lambda/lambda.hpp>
> #include <iostream>
> #include <cstdlib>
> #include <list>
> #include <algorithm>
>
> int main()
> {
> 	using namespace std;
> 	using namespace boost::lambda;
> 	
> 	list<int> v(10);
> 	for_each(v.begin(), v.end(), _1 = 12 );
> 	return EXIT_SUCCESS;
> }
>
> but when I add the following line (also from the docs):
>
> for_each( v.begin(), v.end(), cout << *_1 << '\n' ); 
>
> I get the following errors:
>
> error C2039: 'reference' : is not a member 
> of 'std::iterator_traits<int>'
> error C2146: syntax error : missing ';' before identifier 'type'
> error C2501: 'boost::lambda::detail::contentsof_type<A>::type' : 
> missing storage-class or type specifiers
> error C2039: 'type' : is not a member 
> of 'boost::lambda::detail::contentsof_type<A>'
> error C2146: syntax error : missing ';' before identifier 'type'
>
> I've tried including some the other Lambda headers but this didn't 
> improve the situation.

Hmm, this looks seriously like an MSVC6 ETI-type problem.  Are you
*sure* you're using vc7.1?

-- 
Dave Abrahams
Boost Consulting
www.boost-consulting.com