Just updated from mainline cvs. Then even range.hpp by itself will not compile: g++34 -x c++ -fsyntax-only -I /usr/local/src/boost.cvs /usr/local/src/boost.cvs/boost/range.hpp In file included from /usr/local/src/boost.cvs/boost/range.hpp:21: /usr/local/src/boost.cvs/boost/range/sub_range.hpp:66: error: `iterator' does not name a type /usr/local/src/boost.cvs/boost/range/sub_range.hpp:66: error: (perhaps `typename boost::iterator_range<typename boost::result_iterator_of<C>::type>::iterator' was intended) /usr/local/src/boost.cvs/boost/range/sub_range.hpp:68: error: `iterator' does not name a type /usr/local/src/boost.cvs/boost/range/sub_range.hpp:68: error: (perhaps `typename boost::iterator_range<typename boost::result_iterator_of<C>::type>::iterator' was intended)