1// weak_alias_test_5.cc -- test versioned weak aliases for gold
2
3// Copyright (C) 2011-2017 Free Software Foundation, Inc.
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 versioned symbol.
24int versioned_symbol = 1;
25__asm__(".symver versioned_symbol,versioned_symbol@@VER1");
26
27// Define a weak alias for the versioned symbol, with a different version.
28extern int versioned_alias __attribute__ ((weak, alias("versioned_symbol")));
29__asm__(".symver versioned_alias,versioned_alias@@VER2");
30
31bool
32t2()
33{
34  if (versioned_symbol != 1)
35    return false;
36  if (versioned_alias != 1)
37    return false;
38  return true;
39}
40