30 lines
1007 B
C++
30 lines
1007 B
C++
|
//===----------------------------------------------------------------------===//
|
|||
|
|
//
|
|||
|
|
// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>The LLVM Compiler Infrastructure
|
|||
|
|
//
|
|||
|
|
// This file is distributed under the University of Illinois Open Source
|
|||
|
|
// License. See LICENSE.TXT for details.
|
|||
|
|
//
|
|||
|
|
//===----------------------------------------------------------------------===//
|
|||
|
|
|
|||
|
|
// <chrono>
|
|||
|
|
|
|||
|
|
// time_point
|
|||
|
|
|
|||
|
|
// template <class Clock, class Duration1, class Rep2, class Period2>
|
|||
|
|
// time_point<Clock, typename common_type<Duration1, duration<Rep2, Period2>>::type>
|
|||
|
|
// operator-(const time_point<Clock, Duration1>& lhs, const duration<Rep2, Period2>& rhs);
|
|||
|
|
|
|||
|
|
#include <chrono>
|
|||
|
|
#include <cassert>
|
|||
|
|
|
|||
|
|
int main()
|
|||
|
|
{
|
|||
|
|
typedef std::chrono::system_clock Clock;
|
|||
|
|
typedef std::chrono::milliseconds Duration1;
|
|||
|
|
typedef std::chrono::microseconds Duration2;
|
|||
|
|
std::chrono::time_point<Clock, Duration1> t1(Duration1(3));
|
|||
|
|
std::chrono::time_point<Clock, Duration2> t2 = t1 - Duration2(5);
|
|||
|
|
assert(t2.time_since_epoch() == Duration2(2995));
|
|||
|
|
}
|