1 //===----------------------------------------------------------------------===// 2 // 3 // The LLVM Compiler Infrastructure 4 // 5 // This file is dual licensed under the MIT and the University of Illinois Open 6 // Source Licenses. See LICENSE.TXT for details. 7 // 8 //===----------------------------------------------------------------------===// 9 10 // <iterator> 11 12 // class istream_iterator 13 14 // istream_iterator(istream_type& s); 15 16 #include <iterator> 17 #include <sstream> 18 #include <cassert> 19 20 int main() 21 { 22 std::istringstream inf(" 1 23"); 23 std::istream_iterator<int> i(inf); 24 assert(i != std::istream_iterator<int>()); 25 assert(inf.peek() == ' '); 26 assert(inf.good()); 27 int j = 0; 28 inf >> j; 29 assert(j == 23); 30 } 31
