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// 2006-06-04  Stephen M. Webb <stephen.webb@bregmasoft.com>

//

// Copyright (C) 2006, 2009 Free Software Foundation, Inc.

//

// 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/>.

// 5.1.4.3 class template subtract_with_carry [tr.rand.eng.sub]

// 5.1.1 Table 16 line 3 Gen ctor

// { dg-require-time "" }

#include <ctime>

#include <tr1/random>

#include <testsuite_hooks.h>

// a not untypical initialization function

unsigned long

gen()

{

  return std::time(0);

}

void

test01()

{

  bool test __attribute__((unused)) = true;

  using namespace std::tr1;

  subtract_with_carry<unsigned long, (1UL << 24), 10, 24> x(gen);

  VERIFY( x.min() == 0 );

  VERIFY( x.max() == ((1UL << 24) - 1) );

}

int main()

{

  test01();

  return 0;

}