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1 | // { dg-options "-mieee" { target alpha*-*-* } } |
2 | // { dg-options "-mieee" { target sh*-*-* } } | |
3 | ||
4 | // 1999-08-23 bkoz | |
5 | ||
6 | // Copyright (C) 1999, 2001, 2002, 2003, 2004 Free Software Foundation | |
7 | // | |
8 | // This file is part of the GNU ISO C++ Library. This library is free | |
9 | // software; you can redistribute it and/or modify it under the | |
10 | // terms of the GNU General Public License as published by the | |
11 | // Free Software Foundation; either version 2, or (at your option) | |
12 | // any later version. | |
13 | ||
14 | // This library is distributed in the hope that it will be useful, | |
15 | // but WITHOUT ANY WARRANTY; without even the implied warranty of | |
16 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
17 | // GNU General Public License for more details. | |
18 | ||
19 | // You should have received a copy of the GNU General Public License along | |
20 | // with this library; see the file COPYING. If not, write to the Free | |
21 | // Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, | |
22 | // USA. | |
23 | ||
24 | // 18.2.1.1 template class numeric_limits | |
25 | ||
26 | #include <limits> | |
27 | #include <limits.h> | |
28 | #include <float.h> | |
29 | #include <cwchar> | |
30 | #include <testsuite_hooks.h> | |
31 | ||
32 | template<typename T> | |
33 | void | |
34 | test_infinity() | |
35 | { | |
36 | bool test; | |
37 | ||
38 | if (std::numeric_limits<T>::has_infinity) | |
39 | { | |
40 | T inf = std::numeric_limits<T>::infinity(); | |
41 | test = (inf + inf == inf); | |
42 | } | |
43 | else | |
44 | test = true; | |
45 | ||
46 | VERIFY (test); | |
47 | } | |
48 | ||
49 | int main() | |
50 | { | |
51 | test_infinity<float>(); | |
52 | test_infinity<double>(); | |
53 | test_infinity<long double>(); | |
54 | ||
55 | return 0; | |
56 | } |