cxx/test/utilities/time/time.duration/time.duration.cons/rep02.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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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
// template <class Rep2>
// explicit duration(const Rep2& r);
// construct double with int
#include <chrono>
#include <cassert>
int main()
{
std::chrono::duration<double> d(5);
assert(d.count() == 5);
#ifndef _LIBCPP_HAS_NO_CONSTEXPR
constexpr std::chrono::duration<double> d2(5);
static_assert(d2.count() == 5, "");
#endif
}