1// 2001-04-06 gdr
2
3// Copyright (C) 2001-2015 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
21// { dg-do compile { xfail uclibc } }
22// { dg-excess-errors "" { target uclibc } }
23
24#include <cmath>
25
26void fpclassify() { }
27
28void isfinite() { }
29
30void isinf() { }
31
32void isnan() { }
33
34void isnormal() { }
35
36void signbit() { }
37
38void isgreater() { }
39
40void isgreaterequal() { }
41
42void isless() { }
43
44void islessequal() { }
45
46void islessgreater() { }
47
48void isunordered() { }
49
50#if _GLIBCXX_USE_C99_MATH
51template <typename _Tp>
52  void test_c99_classify()
53  {
54    bool test __attribute__((unused)) = true;
55
56    typedef _Tp fp_type;
57    fp_type f1 = 1.0;
58    fp_type f2 = 3.0;
59    int res = 0;
60
61    res = std::fpclassify(f1);
62    res = std::isfinite(f2);
63    res = std::isinf(f1);
64    res = std::isnan(f2);
65    res = std::isnormal(f1);
66    res = std::signbit(f2);
67    res = std::isgreater(f1, f2);
68    res = std::isgreaterequal(f1, f2);
69    res = std::isless(f1, f2);
70    res = std::islessequal(f1,f2);
71    res = std::islessgreater(f1, f2);
72    res = std::isunordered(f1, f2);
73    res = res; // Suppress unused warning.
74  }
75#endif
76
77int main()
78{
79#if _GLIBCXX_USE_C99_MATH
80  test_c99_classify<float>();
81  test_c99_classify<double>();
82#endif
83  return 0;
84}
85