gdb/testsuite/gdb.multi/watchpoint-multi.c

   1 /* This testcase is part of GDB, the GNU debugger.
   2
   3    Copyright 2012-2019 Free Software Foundation, Inc.
   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 #include <pthread.h>
  19 #include <assert.h>
  20
  21 static volatile int a, b, c;
  22
  23 static void
  24 marker_exit (void)
  25 {
  26   a = 1;
  27 }
  28
  29 static void *
  30 start (void *arg)
  31 {
  32   b = 2;
  33   c = 3;
  34
  35   return NULL;
  36 }
  37
  38 int
  39 main (void)
  40 {
  41   pthread_t thread;
  42   int i;
  43
  44   i = pthread_create (&thread, NULL, start, NULL);
  45   assert (i == 0);
  46   i = pthread_join (thread, NULL);
  47   assert (i == 0);
  48
  49   marker_exit ();
  50   return 0;
  51 }