gold/testsuite/binary_test.cc

   1 // binary_test.cc -- test --format binary for gold
   2
   3 // Copyright (C) 2008-2022 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 // This program is linked with a small text file named binary.txt
  24 // using --formatbinary.
  25
  26 #include <cassert>
  27 #include <cstddef>
  28 #include <cstring>
  29 #include <stdint.h>
  30
  31 extern char _binary_binary_txt_start[] __attribute__((__aligned__(1)));
  32 extern char _binary_binary_txt_end[] __attribute__((__aligned__(1)));
  33 extern char _binary_binary_txt_size[] __attribute__((__aligned__(1)));
  34
  35 int
  36 main(int, char**)
  37 {
  38   int size = reinterpret_cast<uintptr_t>(_binary_binary_txt_size);
  39   assert(size == _binary_binary_txt_end - _binary_binary_txt_start);
  40
  41   const char* const txt = "This file is used for the binary test.\n";
  42   assert(strncmp(txt, _binary_binary_txt_start, size) == 0);
  43   assert(static_cast<size_t>(size) == strlen(txt));
  44
  45   return 0;
  46 }