gold/testsuite/weak_alias_test_4.cc

   1 // weak_alias_test_4.cc -- test weak aliases for gold
   2
   3 // Copyright (C) 2008-2023 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 // Verify that all the symbols look right from a shared library.
  24
  25 extern int weak_symbol;
  26 extern int strong_aliased;
  27 extern int weak_aliased;
  28 extern int strong_aliased_2;
  29 extern int weak_aliased_2;
  30 extern int strong_aliased_3;
  31 extern int weak_aliased_3;
  32 extern int strong_aliased_4;
  33 extern int weak_aliased_4;
  34 extern int strong_symbol;
  35
  36 bool
  37 t1()
  38 {
  39   // Should come from weak_alias_test_3.cc.
  40   if (weak_symbol != 4)
  41     return false;
  42
  43   // Should come from weak_alias_test_main.cc.
  44   if (strong_aliased != 3)
  45     return false;
  46
  47   // weak_aliased need not match strong_aliased, which is overridden
  48   // by weak_test_main.cc.
  49
  50   // Should come from weak_alias_test_main.cc.
  51   if (weak_aliased_2 != 6)
  52     return false;
  53
  54   // strong_aliased_2 need not match weak_aliased_2, which is
  55   // overidden by weak_test_main.cc.
  56
  57   // The others should match.
  58   if (weak_aliased_3 != 7 || strong_aliased_3 != 7)
  59     return false;
  60   if (weak_aliased_4 != 8 || strong_aliased_4 != 8)
  61     return false;
  62
  63   // Should come from weak_alias_test_2.cc.
  64   if (strong_symbol != 2)
  65     return false;
  66
  67   return true;
  68 }