gnu/dist/gdb6/gdb/testsuite/gdb.base/auxv.c

   1 /* Copyright 1992, 1993, 1994, 1995, 1996, 1999, 2004
   2    Free Software Foundation, Inc.
   3
   4    This file is part of GDB.
   5
   6    This program is free software; you can redistribute it and/or modify
   7    it under the terms of the GNU General Public License as published by
   8    the Free Software Foundation; either version 2 of the License, or (at
   9    your option) any later version.
  10
  11    This program is distributed in the hope that it will be useful, but
  12    WITHOUT ANY WARRANTY; without even the implied warranty of
  13    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14    General Public License for more details.
  15
  16    You should have received a copy of the GNU General Public License
  17    along with this program; if not, write to the Free Software
  18    Foundation, Inc., 59 Temple Place - Suite 330,
  19    Boston, MA 02111-1307, USA.  */
  20
  21 /* Simple little program that just generates a core dump from inside some
  22    nested function calls.  Keep this as self contained as possible, I.E.
  23    use no environment resources other than possibly abort(). */
  24
  25 #ifndef __STDC__
  26 #define const   /**/
  27 #endif
  28
  29 #ifndef HAVE_ABORT
  30 #define HAVE_ABORT 1
  31 #endif
  32
  33 #if HAVE_ABORT
  34 #include <stdlib.h>
  35 #define ABORT abort()
  36 #else
  37 #define ABORT {char *invalid = 0; *invalid = 0xFF;}
  38 #endif
  39
  40 /* Don't make these automatic vars or we will have to walk back up the
  41    stack to access them. */
  42
  43 char *buf1;
  44 char *buf2;
  45
  46 int coremaker_data = 1; /* In Data section */
  47 int coremaker_bss;      /* In BSS section */
  48
  49 const int coremaker_ro = 201;   /* In Read-Only Data section */
  50
  51 void
  52 func2 (int x)
  53 {
  54   int coremaker_local[5];
  55   int i;
  56   static int y;
  57
  58   /* Make sure that coremaker_local doesn't get optimized away. */
  59   for (i = 0; i < 5; i++)
  60     coremaker_local[i] = i;
  61   coremaker_bss = 0;
  62   for (i = 0; i < 5; i++)
  63     coremaker_bss += coremaker_local[i];
  64   coremaker_data = coremaker_ro + 1;
  65   y = 10 * x;
  66   ABORT;
  67 }
  68
  69 void
  70 func1 (int x)
  71 {
  72   func2 (x * 2);
  73 }
  74
  75 int main ()
  76 {
  77   func1 (10);
  78   return 0;
  79 }