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b5c45e83 | 1 | /* Check DT_TEXTREL/DF_TEXTREL support with ifunc. |
04277e02 | 2 | Copyright (C) 2018-2019 Free Software Foundation, Inc. |
b5c45e83 AZ |
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 | |
5a82c748 | 17 | <https://www.gnu.org/licenses/>. */ |
b5c45e83 AZ |
18 | |
19 | #include <stdint.h> | |
20 | ||
21 | /* Force a text relocation in the object. */ | |
22 | static const uintptr_t | |
23 | address __attribute__((section(".text"))) = (uintptr_t) &address; | |
24 | ||
25 | static uintptr_t | |
26 | foo_impl (void) | |
27 | { | |
28 | return address; | |
29 | } | |
30 | ||
31 | void * | |
32 | __attribute__((noinline)) | |
33 | foo (void) | |
34 | { | |
35 | return (void*) foo_impl; | |
36 | } | |
37 | __asm__ (".type foo, %gnu_indirect_function"); | |
38 | ||
39 | static int | |
40 | do_test (void) | |
41 | { | |
42 | return (uintptr_t) foo () != 0 ? 0 : 1; | |
43 | } | |
44 | ||
45 | #include <support/test-driver.c> |