From: David Abrahams (dave_at_[hidden])
Date: 2004-07-24 10:12:06
"Thorsten Ottosen" <nesotto_at_[hidden]> writes:
> "John Maddock" <john_at_[hidden]> wrote in message news:037701c4716d$6cf1dae0$d6390252_at_fuji...
> | > See the bottom of
> | >
> | > http://www.boost.org/libs/type_traits/index.html#transformations
> | >
> | > It's cross-linked in the Boost iterator docs, in fact. What are we
> | missing?
> | I guess he's not sure what argument to pass to the macro, would an example
> | in the iterator docs help?
> yes :-) in particular, given
> template< class T >
> struct value_type_of
> typedef typename iterator_value<T>::type type;
> do I say
> typedef string::iterator I;
> BOOST_BROKEN_COMPILER_TYPE_TRAITS_SPECIALIZATION( I );
No, you have to pass I's value_type. There's no way for the compiler
to strip the pointer from I purely at compile-time.
-- Dave Abrahams Boost Consulting http://www.boost-consulting.com
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