1 // -*- C++ -*- 2 //===----------------------------------------------------------------------===// 3 // 4 // The LLVM Compiler Infrastructure 5 // 6 // This file is dual licensed under the MIT and the University of Illinois Open 7 // Source Licenses. See LICENSE.TXT for details. 8 // 9 //===----------------------------------------------------------------------===// 10 #include <chrono> 11 #include <cassert> 12 main()13int main() 14 { 15 #if _LIBCPP_STD_VER > 11 16 using namespace std::chrono; 17 18 hours h = 4h; 19 assert ( h == hours(4)); 20 auto h2 = 4.0h; 21 assert ( h == h2 ); 22 23 minutes min = 36min; 24 assert ( min == minutes(36)); 25 auto min2 = 36.0min; 26 assert ( min == min2 ); 27 28 seconds s = 24s; 29 assert ( s == seconds(24)); 30 auto s2 = 24.0s; 31 assert ( s == s2 ); 32 33 milliseconds ms = 247ms; 34 assert ( ms == milliseconds(247)); 35 auto ms2 = 247.0ms; 36 assert ( ms == ms2 ); 37 38 microseconds us = 867us; 39 assert ( us == microseconds(867)); 40 auto us2 = 867.0us; 41 assert ( us == us2 ); 42 43 nanoseconds ns = 645ns; 44 assert ( ns == nanoseconds(645)); 45 auto ns2 = 645.ns; 46 assert ( ns == ns2 ); 47 #endif 48 } 49