1 | /* Test endian.h endian-conversion macros work with -Wsign-conversion. |
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 <endian.h> |
20 | #include <stdint.h> |
21 | |
22 | uint16_t u16; |
23 | uint32_t u32; |
24 | uint64_t u64; |
25 | |
26 | static int |
27 | do_test (void) |
28 | { |
29 | /* This is a compilation test. */ |
30 | u16 = (htobe16 (u16)); |
31 | u16 = (htole16 (u16)); |
32 | u16 = (be16toh (u16)); |
33 | u16 = (le16toh (u16)); |
34 | u32 = (htobe32 (u32)); |
35 | u32 = (htole32 (u32)); |
36 | u32 = (be32toh (u32)); |
37 | u32 = (le32toh (u32)); |
38 | u64 = (htobe64 (u64)); |
39 | u64 = (htole64 (u64)); |
40 | u64 = (be64toh (u64)); |
41 | u64 = (le64toh (u64)); |
42 | (void) u16; |
43 | (void) u32; |
44 | (void) u64; |
45 | return 0; |
46 | } |
47 | |
48 | #include <support/test-driver.c> |
49 | |