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 // steady_clock 13 14 // check clock invariants 15 16 #include <chrono> 17 18 template <class _Tp> 19 void test(const _Tp &) {} 20 21 int main() 22 { 23 typedef std::chrono::steady_clock C; 24 static_assert((std::is_same<C::rep, C::duration::rep>::value), ""); 25 static_assert((std::is_same<C::period, C::duration::period>::value), ""); 26 static_assert((std::is_same<C::duration, C::time_point::duration>::value), ""); 27 static_assert(C::is_steady, ""); 28 test(std::chrono::steady_clock::is_steady); 29 } 30
