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645afe0c CC |
1 | /* hidden_test_main.c -- test hidden and internal symbols |
2 | ||
b3adc24a | 3 | Copyright (C) 2009-2020 Free Software Foundation, Inc. |
645afe0c CC |
4 | Written by Cary Coutant <ccoutant@google.com> |
5 | ||
6 | This file is part of gold. | |
7 | ||
8 | This program is free software; you can redistribute it and/or modify | |
9 | it under the terms of the GNU General Public License as published by | |
10 | the Free Software Foundation; either version 3 of the License, or | |
11 | (at your option) any later version. | |
12 | ||
13 | This program is distributed in the hope that it will be useful, | |
14 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
16 | GNU General Public License for more details. | |
17 | ||
18 | You should have received a copy of the GNU General Public License | |
19 | along with this program; if not, write to the Free Software | |
20 | Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, | |
21 | MA 02110-1301, USA. | |
22 | ||
23 | This is a test of symbols of various visibilities in the main program | |
24 | and attempts to reference those symbols from a shared library. | |
25 | The linker should issue an error message for references to hidden | |
26 | and internal symbols. */ | |
27 | ||
28 | extern void lib1 (void); | |
29 | ||
30 | void main_default (void); | |
31 | void main_hidden (void); | |
32 | void main_internal (void); | |
33 | void main_protected (void); | |
34 | ||
35 | void __attribute__((visibility ("default"))) | |
36 | main_default (void) | |
37 | { | |
38 | } | |
39 | ||
40 | void __attribute__((visibility ("hidden"))) | |
41 | main_hidden (void) | |
42 | { | |
43 | } | |
44 | ||
45 | void __attribute__((visibility ("internal"))) | |
46 | main_internal (void) | |
47 | { | |
48 | } | |
49 | ||
50 | void __attribute__((visibility ("protected"))) | |
51 | main_protected (void) | |
52 | { | |
53 | } | |
54 | ||
55 | int | |
56 | main (int argc __attribute__ ((unused)), | |
57 | char** argv __attribute__ ((unused))) | |
58 | { | |
59 | lib1 (); | |
60 | return 0; | |
61 | } |