128     std::ifstream fstream(path, std::ios::in);  in ReadFile()  local
129     if (fstream) {  in ReadFile()
131         fstream.seekg(0, std::ios::end);  in ReadFile()
132         contents.reserve((std::string::size_type)fstream.tellg());  in ReadFile()
133         fstream.seekg(0, std::ios::beg);  in ReadFile()
134         contents.assign((std::istreambuf_iterator<char>(fstream)),  in ReadFile()
143     std::ifstream fstream(path, std::fstream::in | std::fstream::binary);  in ReadSpvBinaryFile()  local
145     if (!fstream)  in ReadSpvBinaryFile()
151     fstream.seekg(0, fstream.end);  in ReadSpvBinaryFile()
152     contents.reserve(size_t(fstream.tellg()) / sizeof(std::uint32_t));  in ReadSpvBinaryFile()
153     fstream.seekg(0, fstream.beg);  in ReadSpvBinaryFile()
156     while (!fstream.eof()) {  in ReadSpvBinaryFile()
158         fstream.read((char *)&inWord, sizeof(inWord));  in ReadSpvBinaryFile()
160         if (!fstream.eof())  in ReadSpvBinaryFile()
169     std::ofstream fstream(path, std::ios::out);  in WriteFile()  local
170     if (!fstream) return false;  in WriteFile()
171     fstream << contents;  in WriteFile()
172     fstream.flush();  in WriteFile()