1  /* plugin_common_test_1.c -- test common symbol handling in plugins
       2  
       3     Copyright (C) 2010-2023 Free Software Foundation, Inc.
       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 common symbols in plugin objects.  C1-C5 test
      24     various combinations of tentative definitions, extern declarations,
      25     and definitions.  */
      26  
      27  #include <assert.h>
      28  
      29  int c1;
      30  int c2;
      31  extern int c3;
      32  int c4;
      33  int c5 = 50;
      34  
      35  extern void foo (void);
      36  
      37  int
      38  main (int argc __attribute__ ((unused)), char** argv __attribute__ ((unused)))
      39  {
      40    foo();
      41  
      42    assert (c1 == 10);
      43    assert (c2 == 20);
      44    assert (c3 == 30);
      45    assert (c4 == 40);
      46  
      47    return 0;
      48  }