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// { dg-options "-std=gnu++0x" }
// { dg-require-cstdint "" }
 
// Copyright (C) 2008, 2009 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>
 
static const std::intmax_t M = INTMAX_MAX;
 
void
test01()
{
  bool test __attribute__((unused)) = true;
 
  // No overflow with same denominator
  VERIFY( (std::ratio_less<std::ratio<M - 2, M>,
           std::ratio<M - 1, M>>::value == 1) );
 
  VERIFY( (std::ratio_less<std::ratio<M - 1, M>,
           std::ratio<M - 2, M>>::value == 0) );
 
  // No overflow if signs differ
  VERIFY( (std::ratio_less<std::ratio<-M, M - 1>,
           std::ratio<M - 1, M - 2>>::value == 1) );
 
  VERIFY( (std::ratio_less<std::ratio<M - 1, M - 2>,
           std::ratio<-M, M - 1>>::value == 0) );
}
 
int main()
{
  test01();
  return 0;
}