cxx/test/utilities/time/time.duration/time.duration.special/max.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

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986 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
// static constexpr duration max();
#include <chrono>
#include <limits>
#include <cassert>
#include "../../rep.h"
template <class D>
void test()
{
{
typedef typename D::rep Rep;
Rep max_rep = std::chrono::duration_values<Rep>::max();
assert(D::max().count() == max_rep);
}
#ifndef _LIBCPP_HAS_NO_CONSTEXPR
{
typedef typename D::rep Rep;
constexpr Rep max_rep = std::chrono::duration_values<Rep>::max();
static_assert(D::max().count() == max_rep, "");
}
#endif
}
int main()
{
test<std::chrono::duration<int> >();
test<std::chrono::duration<Rep> >();
}