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      1 /* plugin_common_test_1.c -- test common symbol handling in plugins
      2 
      3    Copyright (C) 2010-2014 Free Software Foundation, Inc.
      4    Written by Cary Coutant <ccoutant (at) 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 }
     49