id	summary	reporter	owner	description	type	status	milestone	component	version	severity	resolution	keywords	cc
11481	zip_iterator issue with _GLIBCXX_DEBUG and std::vector::insert	laurent.rineau__cgal_boost@…	jeffrey.hellrung	"If one uses the `zip_iterator` class template with `std::vector::insert(It1, It2, It2)`, with `_GLIBCXX_DEBUG` defined, g++ return a compilation error:
{{{
/usr/include/c++/4.9.2/debug/functions.h:220:69: error: invalid initialization of non-const reference of type ‘boost::tuples::cons<int&, boost::tuples::cons<int&, boost::tuples::null_type> >&’ from an rvalue of type ‘boost::iterator_facade<boost::zip_iterator<boost::tuples::tuple<__gnu_debug::_Safe_iterator<__gnu_cxx::__normal_iterator<int*, std::__cxx1998::vector<int, std::allocator<int> > >, std::__debug::vector<int> >, __gnu_debug::_Safe_iterator<__gnu_cxx::__normal_iterator<int*, std::__cxx1998::vector<int, std::allocator<int> > >, std::__debug::vector<int> > > >, boost::tuples::cons<int&, boost::tuples::cons<int&, boost::tuples::null_type> >, boost::random_access_traversal_tag, boost::tuples::cons<int&, boost::tuples::cons<int&, boost::tuples::null_type> >, long int>::reference {aka boost::tuples::cons<int&, boost::tuples::cons<int&, boost::tuples::null_type> >}’
       return __foreign_iterator_aux4(__it, std::__addressof(*__other));
                                                                     ^

}}}

The attached test case `test.cpp` shows the error, with g++-4.9.
"	Bugs	new	To Be Determined	iterator	Boost 1.57.0	Problem