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//===----------------------------------------------------------------------===//
//
// 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
// static constexpr duration zero();
#include <chrono>
#include <cassert>
#include "../../rep.h"
template <class D>
void test()
{
{
typedef typename D::rep Rep;
Rep zero_rep = std::chrono::duration_values<Rep>::zero();
assert(D::zero().count() == zero_rep);
}
#ifndef _LIBCPP_HAS_NO_CONSTEXPR
{
typedef typename D::rep Rep;
constexpr Rep zero_rep = std::chrono::duration_values<Rep>::zero();
static_assert(D::zero().count() == zero_rep, "");
}
#endif
}
int main()
{
test<std::chrono::duration<int> >();
test<std::chrono::duration<Rep> >();
}
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