cxx/test/utilities/time/time.traits/time.traits.duration_values/zero.pass.cpp
Howard Hinnant 473f838128 Applied constexpr to <chrono>.
git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@160184 91177308-0d34-0410-b5e6-96231b3b80d8
2012-07-13 19:17:27 +00:00

28 lines
775 B
C++

//===----------------------------------------------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is dual licensed under the MIT and the University of Illinois Open
// Source Licenses. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
// <chrono>
// duration_values::zero
#include <chrono>
#include <cassert>
#include "../../rep.h"
int main()
{
assert(std::chrono::duration_values<int>::zero() == 0);
assert(std::chrono::duration_values<Rep>::zero() == 0);
#ifndef _LIBCPP_HAS_NO_CONSTEXPR
static_assert(std::chrono::duration_values<int>::zero() == 0, "");
static_assert(std::chrono::duration_values<Rep>::zero() == 0, "");
#endif
}