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