1 | /* Test nan functions do not have const attribute. Bug 23277. |
2 | Copyright (C) 2018-2022 Free Software Foundation, Inc. |
3 | This file is part of the GNU C Library. |
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 |
17 | <https://www.gnu.org/licenses/>. */ |
18 | |
19 | #include <math.h> |
20 | #include <string.h> |
21 | |
22 | static int |
23 | do_test (void) |
24 | { |
25 | char buf[2] = { '2', 0 }; |
26 | float a = nanf (tagb: buf); |
27 | buf[0] = '3'; |
28 | float b = nanf (tagb: buf); |
29 | return memcmp (s1: &a, s2: &b, n: sizeof (float)) == 0; |
30 | } |
31 | |
32 | #include <support/test-driver.c> |
33 | |