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99a37bfd ILT |
1 | // weak_alias_test_1.cc -- test weak aliases for gold |
2 | ||
82704155 | 3 | // Copyright (C) 2008-2019 Free Software Foundation, Inc. |
99a37bfd ILT |
4 | // Written by Ian Lance Taylor <iant@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 | // Define a weak symbol. | |
24 | ||
25 | extern int weak_symbol __attribute__ ((weak)); | |
26 | int weak_symbol = 1; | |
27 | ||
28 | // Define a strong symbol with a weak alias. | |
29 | ||
30 | int strong_aliased = 2; | |
31 | extern int weak_aliased __attribute__ ((weak, alias ("strong_aliased"))); | |
32 | ||
33 | // And another one. | |
34 | ||
35 | int strong_aliased_2 = 5; | |
36 | extern int weak_aliased_2 __attribute__ ((weak, alias ("strong_aliased_2"))); | |
37 | ||
38 | // And a third. | |
39 | ||
40 | int strong_aliased_3 = 7; | |
41 | extern int weak_aliased_3 __attribute__ ((weak, alias ("strong_aliased_3"))); | |
42 | ||
43 | // And a fourth. | |
44 | ||
45 | int strong_aliased_4 = 8; | |
46 | extern int weak_aliased_4 __attribute__ ((weak, alias ("strong_aliased_4"))); | |
47 | ||
48 | // We want a symbol whose name is the same length as "strong_symbol", | |
49 | // so that weak_symbol here lines up with weak_symbol in | |
50 | // weak_alias_test_2.so. | |
51 | ||
52 | int Strong_Symbol = 101; |