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 // <chrono> 11 12 // duration 13 14 // Period shall be a specialization of ratio, diagnostic required. 15 16 #include <chrono> 17 18 template <int N, int D = 1> 19 class Ratio 20 { 21 public: 22 static const int num = N; 23 static const int den = D; 24 }; 25 26 int main() 27 { 28 typedef std::chrono::duration<int, Ratio<1> > D; 29 D d; 30 } 31