gold/testsuite/copy_test.cc

   1 // copy_test.cc -- test copy relocs for gold
   2
   3 // Copyright (C) 2008-2021 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 #include <cassert>
  24 #include <stdint.h>
  25
  26 // Misalign the BSS section.
  27 static char c;
  28
  29 // From copy_test_1.cc.
  30 extern char b;
  31
  32 // From copy_test_2.cc.
  33 extern long long l;
  34 extern int ip; // protected visibility; may not be copied
  35
  36 int* ipp = &ip;
  37
  38 int
  39 main()
  40 {
  41   assert(c == 0);
  42   assert(b == 1);
  43   assert(l == 2);
  44   assert((reinterpret_cast<uintptr_t>(&l) & 0x7) == 0);
  45   assert(*ipp == 3);
  46   return 0;
  47 }