gdb/testsuite/gdb.base/break-main-file-remove-fail.c

   1 /* This testcase is part of GDB, the GNU debugger.
   2
   3    Copyright 2014 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 <unistd.h>
  19 #include <sys/mman.h>
  20
  21 size_t pg_size;
  22
  23 void
  24 start (void)
  25 {
  26 }
  27
  28 void
  29 foo (void)
  30 {
  31 }
  32
  33 int
  34 main (void)
  35 {
  36   pg_size = getpagesize ();
  37
  38   /* This just makes sure the test fails to compile (and is therefore
  39      skipped) on targets that don't have munmap.  */
  40   munmap (0, 0);
  41
  42   start ();
  43   foo ();
  44
  45   return 0;
  46 }