libcxx/test/std/time/time.point/time.point.comparisons/op_less.compile.fail.cpp

   1 //===----------------------------------------------------------------------===//
   2 //
   3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
   4 // See https://llvm.org/LICENSE.txt for license information.
   5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
   6 //
   7 //===----------------------------------------------------------------------===//
   8
   9 // <chrono>
  10
  11 // time_point
  12
  13 // template <class Clock, class Duration1, class Duration2>
  14 //   bool
  15 //   operator< (const time_point<Clock, Duration1>& lhs, const time_point<Clock, Duration2>& rhs);
  16
  17 // template <class Clock, class Duration1, class Duration2>
  18 //   bool
  19 //   operator> (const time_point<Clock, Duration1>& lhs, const time_point<Clock, Duration2>& rhs);
  20
  21 // template <class Clock, class Duration1, class Duration2>
  22 //   bool
  23 //   operator<=(const time_point<Clock, Duration1>& lhs, const time_point<Clock, Duration2>& rhs);
  24
  25 // template <class Clock, class Duration1, class Duration2>
  26 //   bool
  27 //   operator>=(const time_point<Clock, Duration1>& lhs, const time_point<Clock, Duration2>& rhs);
  28
  29 // time_points with different clocks should not compare
  30
  31 #include <chrono>
  32
  33 #include "../../clock.h"
  34
  35 int main(int, char**)
  36 {
  37     typedef std::chrono::system_clock Clock1;
  38     typedef Clock                     Clock2;
  39     typedef std::chrono::milliseconds Duration1;
  40     typedef std::chrono::microseconds Duration2;
  41     typedef std::chrono::time_point<Clock1, Duration1> T1;
  42     typedef std::chrono::time_point<Clock2, Duration2> T2;
  43
  44     T1 t1(Duration1(3));
  45     T2 t2(Duration2(3000));
  46     t1 < t2;
  47
  48   return 0;
  49 }