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- // Copyright David Abrahams 2004. Distributed under the Boost
- // Software License, Version 1.0. (See accompanying
- // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
- #include <boost/iterator/iterator_adaptor.hpp>
- #include <utility>
- struct my_iter : boost::iterator_adaptor<my_iter, std::pair<int,int> const*>
- {
- my_iter(std::pair<int,int> const*);
- my_iter();
- };
- std::pair<int,int> const x(1,1);
- my_iter p(&x);
- int y = p->first; // operator-> attempts to return an non-const pointer
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