libcxx/test/std/time/time.duration/time.duration.alg/abs.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 // UNSUPPORTED: c++03, c++11, c++14
  10 // <chrono>
  11
  12 // ceil
  13
  14 // template <class Rep, class Period>
  15 //   constexpr duration<Rep, Period> abs(duration<Rep, Period> d)
  16
  17 // This function shall not participate in overload resolution unless numeric_limits<Rep>::is_signed is true.
  18
  19 #include <chrono>
  20
  21 typedef std::chrono::duration<unsigned> unsigned_secs;
  22
  23 int main(int, char**)
  24 {
  25     std::chrono::abs(unsigned_secs(0));
  26
  27   return 0;
  28 }