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3c47c83a | 1 | /* Test for bug 19439. |
2b778ceb | 2 | Copyright (C) 2016-2021 Free Software Foundation, Inc. |
3c47c83a CD |
3 | This file is part of the GNU C Library. |
4 | Contributed by Marek Polacek <polacek@redhat.com>, 2012. | |
5 | ||
6 | The GNU C Library is free software; you can redistribute it and/or | |
7 | modify it under the terms of the GNU Lesser General Public | |
8 | License as published by the Free Software Foundation; either | |
9 | version 2.1 of the License, or (at your option) any later version. | |
10 | ||
11 | The GNU C 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 GNU | |
14 | Lesser General Public License for more details. | |
15 | ||
16 | You should have received a copy of the GNU Lesser General Public | |
17 | License along with the GNU C Library; if not, see | |
5a82c748 | 18 | <https://www.gnu.org/licenses/>. */ |
3c47c83a CD |
19 | |
20 | #define _GNU_SOURCE 1 | |
21 | #include <math.h> | |
22 | #include <stdio.h> | |
23 | #include <stdlib.h> | |
24 | ||
25 | static int | |
26 | do_test (void) | |
27 | { | |
28 | /* Verify that isinff, isinfl, isnanf, and isnanlf are defined | |
29 | in the header under C++11 and can be called. Without the | |
30 | header fix this test will not compile. */ | |
31 | if (isinff (1.0f) | |
32 | || !isinff (INFINITY) | |
33 | || isinfl (1.0L) | |
34 | || !isinfl (INFINITY) | |
35 | || isnanf (2.0f) | |
36 | || !isnanf (NAN) | |
37 | || isnanl (2.0L) | |
8dfdd079 | 38 | || !isnanl (NAN) |
8dfdd079 | 39 | ) |
3c47c83a CD |
40 | { |
41 | printf ("FAIL: Failed to call is* functions.\n"); | |
42 | exit (1); | |
43 | } | |
44 | printf ("PASS: Able to call isinff, isinfl, isnanf, and isnanl.\n"); | |
45 | exit (0); | |
46 | } | |
47 | ||
48 | #define TEST_FUNCTION do_test () | |
49 | #include "../test-skeleton.c" |