gold/testsuite/large.c

   1 /* large.c -- a test case for gold
   2
   3    Copyright (C) 2009-2021 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 <assert.h>
  24
  25 /* Test large sections in gold.  */
  26
  27 int v1;
  28 int v2 = 1;
  29 int v3[0x10000];
  30 int v4[0x10000] = { 1 };
  31 const int v5[0x10000] = { 2 };
  32 int v6;
  33 int v7 = 1;
  34
  35 int
  36 main (int argc __attribute__ ((unused)), char** argv __attribute ((unused)))
  37 {
  38   assert (v1 == 0);
  39   assert (v2 == 1);
  40   assert (v3[0] == 0 && v3[0xffff] == 0);
  41   assert (v4[0] == 1 && v4[0xffff] == 0);
  42   assert (v5[0] == 2 && v5[0xffff] == 0);
  43   assert (v6 == 0);
  44   assert (v7 == 1);
  45
  46   /* The large symbols must follow the small ones.  */
  47   assert (&v1 < v3 && &v1 < v4 && &v1 < v5);
  48   assert (&v2 < v3 && &v2 < v4 && &v2 < v5);
  49   assert (&v6 < v3 && &v6 < v4 && &v6 < v5);
  50   assert (&v7 < v3 && &v7 < v4 && &v7 < v5);
  51
  52   /* Large symbols should be BSS followed by read-only followed by
  53      read-write.  */
  54   assert (v3 < v4);
  55   assert (v3 < v5);
  56   assert (v5 < v4);
  57
  58   return 0;
  59 }