// { dg-options "-std=gnu++0x" }
// { dg-require-cstdint "" }

// Copyright (C) 2011 Free Software Foundation
//
// This file is part of the GNU ISO C++ Library.  This library is free
// software; you can redistribute it and/or modify it under the
// terms of the GNU General Public License as published by the
// Free Software Foundation; either version 3, or (at your option)
// any later version.

// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.

// You should have received a copy of the GNU General Public License
// along with this library; see the file COPYING3.  If not see
// <http://www.gnu.org/licenses/>.

#include <ratio>
#include <testsuite_hooks.h>

// libstdc++/47913
void test01()
{
  bool test __attribute__((unused)) = true;
  using namespace std;

  const intmax_t m = (intmax_t)1 << (4 * sizeof(intmax_t) - 1);
  typedef ratio_add<ratio<1, (m - 1) * (m - 2)>,
                    ratio<1, (m - 3) * (m - 2)> > ra_type;

  VERIFY( ra_type::num == 2 );
  VERIFY( ra_type::den == (m - 1) * (m - 3) );
}

int main()
{
  test01();
  return 0;
}