1 //===----------------------------------------------------------------------===// 2 // 3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4 // See https://llvm.org/LICENSE.txt for license information. 5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6 // 7 //===----------------------------------------------------------------------===// 8 9 // UNSUPPORTED: c++98, c++03 10 11 // <fstream> 12 13 // template <class charT, class traits = char_traits<charT> > 14 // class basic_fstream 15 16 // basic_fstream(basic_fstream&& rhs); 17 18 #include <fstream> 19 #include <cassert> 20 #include "platform_support.h" 21 22 int main(int, char**) 23 { 24 std::string temp = get_temp_file_name(); 25 { 26 std::fstream fso(temp, std::ios_base::in | std::ios_base::out 27 | std::ios_base::trunc); 28 std::fstream fs = move(fso); 29 double x = 0; 30 fs << 3.25; 31 fs.seekg(0); 32 fs >> x; 33 assert(x == 3.25); 34 } 35 std::remove(temp.c_str()); 36 { 37 std::wfstream fso(temp, std::ios_base::in | std::ios_base::out 38 | std::ios_base::trunc); 39 std::wfstream fs = move(fso); 40 double x = 0; 41 fs << 3.25; 42 fs.seekg(0); 43 fs >> x; 44 assert(x == 3.25); 45 } 46 std::remove(temp.c_str()); 47 48 return 0; 49 } 50