32       position_(0)  in vector_istreambuf()
38     if (position_ == data_.size())  in underflow()
43     return traits_type::to_int_type(static_cast<char>(data_[position_]));  in underflow()
48     if (position_ == data_.size())  in uflow()
53     return traits_type::to_int_type(static_cast<char>(data_[position_++]));  in uflow()
58     if (position_ == data_.size())  in showmanyc()
63     return static_cast<std::streamsize>(data_.size() - position_);  in showmanyc()
70         position_ = 0;  in seekoff()
74         position_ = data_.size();  in seekoff()
79         if (static_cast<std::size_t>(-off) > position_)  in seekoff()
81             position_ = 0;  in seekoff()
86             position_ -= static_cast<std::size_t>(-off);  in seekoff()
91         if (static_cast<std::size_t>(off) + position_ > data_.size())  in seekoff()
93             position_ = data_.size();  in seekoff()
98             position_ += static_cast<std::size_t>(off);  in seekoff()
102     return static_cast<std::ptrdiff_t>(position_);  in seekoff()
109         position_ = 0;  in seekpos()
113         position_ = data_.size();  in seekpos()
117         position_ = static_cast<std::size_t>(sp);  in seekpos()
120     return static_cast<std::ptrdiff_t>(position_);  in seekpos()
125       position_(0)  in vector_ostreambuf()
134         position_ = data_.size() - 1;  in overflow()
137     return traits_type::to_int_type(static_cast<char>(data_[position_]));  in overflow()
149         auto required_size = static_cast<std::size_t>(position_ + static_cast<std::size_t>(n));  in xsputn()
153     std::copy(s, s + n, data_.begin() + static_cast<std::ptrdiff_t>(position_));  in xsputn()
154     position_ += static_cast<std::size_t>(n);  in xsputn()
163         position_ = 0;  in seekoff()
167         position_ = data_.size();  in seekoff()
172         if (static_cast<std::size_t>(-off) > position_)  in seekoff()
174             position_ = 0;  in seekoff()
179             position_ -= static_cast<std::size_t>(-off);  in seekoff()
184         if (static_cast<std::size_t>(off) + position_ > data_.size())  in seekoff()
186             position_ = data_.size();  in seekoff()
191             position_ += static_cast<std::size_t>(off);  in seekoff()
195     return static_cast<std::ptrdiff_t>(position_);  in seekoff()
202         position_ = 0;  in seekpos()
206         position_ = data_.size();  in seekpos()
210         position_ = static_cast<std::size_t>(sp);  in seekpos()
213     return static_cast<std::ptrdiff_t>(position_);  in seekpos()