static index_pointer index1_storage (matrix_type& cm) { //assert (cm.filled1() == layout_type::num_rows (cm.size1(), cm.size2()) + 1); return vector_traits<idx_array_t>::storage (cm.index1_data()); }
static index_pointer index1_storage (matrix_type& cm) { return vector_traits<idx_array_t>::storage (cm.index1_data()); }