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

/* This testcase is part of GDB, the GNU debugger.

   Copyright 2014-2021 Free Software Foundation, Inc.

   This program is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation; either version 3 of the License, or
   (at your option) any later version.

   This program is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.

   You should have received a copy of the GNU General Public License
   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */

#include <unistd.h>
#include <sys/mman.h>

size_t pg_size;

void
start (void)
{
}

void
foo (void)
{
}

int
main (void)
{
  pg_size = getpagesize ();

  /* This just makes sure the test fails to compile (and is therefore
     skipped) on targets that don't have munmap.  */
  munmap (0, 0);

  start ();
  foo ();

  return 0;
}