1 // { dg-do run } 2 3 #include <iostream> 4 #include <sstream> 5 main()6 int main() 7 { 8 std::basic_ostringstream<char> ostr; 9 std::ostreambuf_iterator<char> iter(ostr.rdbuf()); 10 *iter++ = 'X'; 11 12 13 std::cout << ostr.str() << '\n'; 14 return 0; 15 } 16