226     const_iterator cfirst=cp.begin(),clast=cp.end();  in test_iterators()  local
228     BOOST_TEST(cfirst==cp.cbegin());  in test_iterators()
231     for(;first!=last;++first,++cfirst){  in test_iterators()
232       BOOST_TEST(first==cfirst);  in test_iterators()
233       BOOST_TEST(&*first==&*cfirst);  in test_iterators()
237     BOOST_TEST(cfirst==clast);  in test_iterators()
246     const_base_segment_info_iterator cfirst=cp.segment_traversal().begin(),  in test_iterators()  local
249     BOOST_TEST(cfirst==cp.segment_traversal().cbegin());  in test_iterators()
252     for(;first!=last;++first,++cfirst){  in test_iterators()
253       BOOST_TEST(first==cfirst);  in test_iterators()
257       const_local_base_iterator clbfirst=cfirst->begin(),clblast=cfirst->end();  in test_iterators()
259       BOOST_TEST(clbfirst==cfirst->cbegin());  in test_iterators()
260       BOOST_TEST(clblast==cfirst->cend());  in test_iterators()
273         const value_type& cr=cfirst->begin()[m];  in test_iterators()
283       BOOST_TEST((std::ptrdiff_t)m==cfirst->end()-cfirst->begin());  in test_iterators()
284       BOOST_TEST((std::ptrdiff_t)m==cfirst->cend()-cfirst->cbegin());  in test_iterators()
288     BOOST_TEST(cfirst==clast);  in test_iterators()