libcxx/test/std/time/time.point/time.point.cons/convert.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 Duration2>
  14 //   time_point(const time_point<clock, Duration2>& t);
  15
  16 // Duration2 shall be implicitly convertible to duration.
  17
  18 #include <chrono>
  19
  20 int main(int, char**)
  21 {
  22     typedef std::chrono::system_clock Clock;
  23     typedef std::chrono::milliseconds Duration1;
  24     typedef std::chrono::microseconds Duration2;
  25     {
  26     std::chrono::time_point<Clock, Duration2> t2(Duration2(3));
  27     std::chrono::time_point<Clock, Duration1> t1 = t2;
  28     }
  29
  30   return 0;
  31 }