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e895cff5 | 1 | /* Basic tests for DT_RELR. |
6d7e8eda | 2 | Copyright (C) 2022-2023 Free Software Foundation, Inc. |
e895cff5 FS |
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 <link.h> | |
20 | #include <stdbool.h> | |
21 | #include <array_length.h> | |
22 | #include <support/check.h> | |
23 | ||
24 | static int o, x; | |
25 | ||
26 | #define ELEMS O O O O O O O O X X X X X X X O O X O O X X X E X E E O X O E | |
27 | #define E 0, | |
28 | ||
29 | #define O &o, | |
30 | #define X &x, | |
31 | void *arr[] = { ELEMS }; | |
32 | #undef O | |
33 | #undef X | |
34 | ||
35 | #define O 1, | |
36 | #define X 2, | |
37 | static char val[] = { ELEMS }; | |
38 | ||
39 | static int | |
40 | do_test (void) | |
41 | { | |
42 | ElfW(Dyn) *d = _DYNAMIC; | |
43 | if (d) | |
44 | { | |
45 | bool has_relr = false; | |
46 | for (; d->d_tag != DT_NULL; d++) | |
47 | if (d->d_tag == DT_RELR) | |
48 | has_relr = true; | |
49 | ||
50 | #if defined __PIE__ || defined __pie__ || defined PIE || defined pie | |
51 | TEST_VERIFY (has_relr); | |
52 | #else | |
53 | TEST_VERIFY (!has_relr); | |
54 | #endif | |
55 | } | |
56 | ||
57 | for (int i = 0; i < array_length (arr); i++) | |
58 | TEST_VERIFY ((arr[i] == 0 && val[i] == 0) | |
59 | || (arr[i] == &o && val[i] == 1) | |
60 | || (arr[i] == &x && val[i] == 2)); | |
61 | ||
62 | return 0; | |
63 | } | |
64 | ||
65 | #include <support/test-driver.c> |