1// 2006-06-04  Stephen M. Webb <stephen.webb@bregmasoft.com>
2//
3// Copyright (C) 2006, 2009 Free Software Foundation, Inc.
4//
5// This file is part of the GNU ISO C++ Library.  This library is free
6// software; you can redistribute it and/or modify it under the
7// terms of the GNU General Public License as published by the
8// Free Software Foundation; either version 3, or (at your option)
9// any later version.
10//
11// This library is distributed in the hope that it will be useful,
12// but WITHOUT ANY WARRANTY; without even the implied warranty of
13// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14// GNU General Public License for more details.
15//
16// You should have received a copy of the GNU General Public License along
17// with this library; see the file COPYING3.  If not see
18// <http://www.gnu.org/licenses/>.
19
20// 5.1.4.1 class template linear_congruential [tr.rand.eng.lcong]
21// 5.1.1 Table 16 line 3 template ctor(gen)
22
23// { dg-require-time "" }
24
25#include <ctime>
26#include <tr1/random>
27#include <testsuite_hooks.h>
28
29// a not untypical initialization function
30unsigned long
31gen()
32{
33  return std::time(0);
34}
35
36void
37test01()
38{
39  bool test __attribute__((unused)) = true;
40  using namespace std::tr1;
41
42  linear_congruential<unsigned long, 48271, 0, 2147483647> x(gen);
43  VERIFY( x.min() == 1 );
44  VERIFY( x.max() == 2147483647-1 );
45}
46
47int main()
48{
49  test01();
50  return 0;
51}
52