weak_plt_main.cc 1.0 KB

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  1. // weak_plt_main.cc -- test call to weak undefined function for gold
  2. // Copyright (C) 2008-2015 Free Software Foundation, Inc.
  3. // Written by Ian Lance Taylor <iant@google.com>.
  4. // This file is part of gold.
  5. // This program is free software; you can redistribute it and/or modify
  6. // it under the terms of the GNU General Public License as published by
  7. // the Free Software Foundation; either version 3 of the License, or
  8. // (at your option) any later version.
  9. // This program is distributed in the hope that it will be useful,
  10. // but WITHOUT ANY WARRANTY; without even the implied warranty of
  11. // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  12. // GNU General Public License for more details.
  13. // You should have received a copy of the GNU General Public License
  14. // along with this program; if not, write to the Free Software
  15. // Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
  16. // MA 02110-1301, USA.
  17. #include <cstdio>
  18. extern int weak_function() __attribute__((weak));
  19. int
  20. main()
  21. {
  22. if (weak_function)
  23. return weak_function();
  24. return 0;
  25. }