gold/testsuite/script_test_1.cc

   1 // script_test_1.cc -- linker script test 1 for gold  -*- C++ -*-
   2
   3 // Copyright (C) 2008-2014 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 // A test for a linker script which sets symbols to values.
  24
  25 #include <cassert>
  26 #include <cstddef>
  27 #include <stdint.h>
  28
  29 extern char a, b, c, d, e, f, g;
  30 int sym = 3;
  31 int common_sym;
  32
  33 int
  34 main(int, char**)
  35 {
  36   assert(reinterpret_cast<intptr_t>(&a) == 123);
  37   assert(reinterpret_cast<intptr_t>(&b) == reinterpret_cast<intptr_t>(&a) * 2);
  38   assert(reinterpret_cast<intptr_t>(&c)
  39          == reinterpret_cast<intptr_t>(&b) + 3 * 6);
  40   assert(reinterpret_cast<intptr_t>(&d)
  41          == (reinterpret_cast<intptr_t>(&b) + 3) * 6);
  42   assert(reinterpret_cast<int*>(&e) == &sym);
  43   assert(reinterpret_cast<intptr_t>(&f)
  44          == reinterpret_cast<intptr_t>(&sym) + 10);
  45   assert(reinterpret_cast<int*>(&g) == &common_sym);
  46   return 0;
  47 }