243         while (p->end_ != p->beg_)  in __invalidate_all()
245             --p->end_;  in __invalidate_all()
246             (*p->end_)->__c_ = nullptr;  in __invalidate_all()
335         while (p->end_ != p->beg_)  in __erase_c()
337             --p->end_;  in __erase_c()
338             (*p->end_)->__c_ = nullptr;  in __erase_c()
450     std::swap(p1->end_, p2->end_);  in swap()
452     for (__i_node** p = p1->beg_; p != p1->end_; ++p)  in swap()
454     for (__i_node** p = p2->beg_; p != p2->end_; ++p)  in swap()
470     if (end_ == cap_)  in __add()
487         end_ = beg_ + nc/2;  in __add()
490     *end_++ = i;  in __add()
564     __i_node** r = find(beg_, end_, p);  in __remove()
565     _LIBCPP_ASSERT(r != end_, "debug mode internal logic error __c_node::__remove");  in __remove()
566     if (--end_ != r)  in __remove()
567         memmove(r, r+1, static_cast<size_t>(end_ - r)*sizeof(__i_node*));  in __remove()