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 struct S { S(); }; // not constexpr 20 21 int main() 22 { 23 #if __cplusplus >= 201103L 24 { 25 constexpr std::istream_iterator<S> it; 26 } 27 #else 28 #error "C++11 only test" 29 #endif 30 } 31
