consistency.pass.cpp (1069B)
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 // UNSUPPORTED: c++98, c++03, c++11, c++14, c++17 11 // 12 // TODO: Remove this when filesystem gets integrated into the dylib 13 // REQUIRES: c++filesystem 14 15 // <chrono> 16 17 // file_clock 18 19 // check clock invariants 20 21 #include <chrono> 22 23 template <class T> 24 void test(const T &) {} 25 26 int main() 27 { 28 typedef std::chrono::file_clock C; 29 static_assert((std::is_same<C::rep, C::duration::rep>::value), ""); 30 static_assert((std::is_same<C::period, C::duration::period>::value), ""); 31 static_assert((std::is_same<C::duration, C::time_point::duration>::value), ""); 32 static_assert((std::is_same<C::time_point::clock, C>::value), ""); 33 static_assert(!C::is_steady, ""); 34 test(std::chrono::file_clock::is_steady); 35 }