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 // constexpr istream_iterator(); 15 16 #include <iterator> 17 #include <cassert> 18 19 int main() 20 { 21 { 22 typedef std::istream_iterator<int> T; 23 T it; 24 assert(it == T()); 25 #if __cplusplus >= 201103L 26 constexpr T it2; 27 #endif 28 } 29 30 } 31
