gdb/testsuite/gdb.base/gcore.c

   1 /* Copyright 2002-2019 Free Software Foundation, Inc.
   2
   3    This file is part of GDB.
   4
   5    This program is free software; you can redistribute it and/or modify
   6    it under the terms of the GNU General Public License as published by
   7    the Free Software Foundation; either version 3 of the License, or
   8    (at your option) any later version.
   9
  10    This program is distributed in the hope that it will be useful,
  11    but WITHOUT ANY WARRANTY; without even the implied warranty of
  12    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13    GNU General Public License for more details.
  14
  15    You should have received a copy of the GNU General Public License
  16    along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
  17
  18 /*
  19  * Test GDB's ability to save and reload a corefile.
  20  */
  21
  22 #include <stdlib.h>
  23 #include <string.h>
  24
  25 int extern_array[4] = {1, 2, 3, 4};
  26 static int static_array[4] = {5, 6, 7, 8};
  27 static int un_initialized_array[4];
  28 static char *heap_string;
  29
  30 void
  31 terminal_func ()
  32 {
  33   return;
  34 }
  35
  36 void
  37 array_func ()
  38 {
  39   int local_array[4];
  40   int i;
  41
  42   heap_string = (char *) malloc (80);
  43   strcpy (heap_string, "I'm a little teapot, short and stout...");
  44   for (i = 0; i < 4; i++)
  45     {
  46       un_initialized_array[i] = extern_array[i] + 8;
  47       local_array[i] = extern_array[i] + 12;
  48     }
  49   /* Reference static_array so that clang doesn't discard it.  */
  50   (void) static_array[0];
  51   terminal_func ();
  52 }
  53
  54 int factorial_func (int value)
  55 {
  56   if (value > 1) {
  57     value *= factorial_func (value - 1);
  58   }
  59   array_func ();
  60   return (value);
  61 }
  62
  63 int
  64 main()
  65 {
  66   factorial_func (6);
  67   return 0;
  68 }