1// { dg-add-options ieee }
2
3// 1999-08-23 bkoz
4
5// Copyright (C) 1999-2015 Free Software Foundation, Inc.
6//
7// This file is part of the GNU ISO C++ Library.  This library is free
8// software; you can redistribute it and/or modify it under the
9// terms of the GNU General Public License as published by the
10// Free Software Foundation; either version 3, or (at your option)
11// any later version.
12
13// This library is distributed in the hope that it will be useful,
14// but WITHOUT ANY WARRANTY; without even the implied warranty of
15// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
16// GNU General Public License for more details.
17
18// You should have received a copy of the GNU General Public License along
19// with this library; see the file COPYING3.  If not see
20// <http://www.gnu.org/licenses/>.
21
22// 18.2.1.1 template class numeric_limits
23
24#include <limits>
25#include <limits.h>
26#include <float.h>
27#include <cwchar>
28#include <testsuite_hooks.h>
29
30template<typename T>
31void
32test_infinity()
33{
34  bool test;
35
36  if (std::numeric_limits<T>::has_infinity)
37    {
38      T inf = std::numeric_limits<T>::infinity();
39      test = (inf + inf == inf);
40    }
41  else
42    test = true;
43
44  VERIFY (test);
45}
46
47int main()
48{
49  test_infinity<float>();
50  test_infinity<double>();
51  test_infinity<long double>();
52
53  return 0;
54}
55