id summary reporter owner description type status milestone component version severity resolution keywords cc 7543 Expose range protocol for boost::iostreams::mapped_file zhuo.qiang@… Jonathan Turkanis "It will be convenience that `boost::iostreams::mapped_file` expose a `boost::range` protocol using either member function or free function " Feature Requests new To Be Determined iostreams Boost 1.52.0 Problem iostreams, mapped_file, range