/* Test program for stack trace through noreturn function.

   Copyright 2003, 2007, 2008, 2009 Free Software Foundation, Inc.

   This file is part of the gdb testsuite.

   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/>.
 
   This file was written by Michael Elizabeth Chastain (mec@shout.net).  */

#include <stdlib.h>

int global = 0;

/* Foo, gcc thinks 'gamma' is a reserved identifier.
   http://gcc.gnu.org/bugzilla/show_bug.cgi?id=12213
   I am not interested in testing that point so just avoid the word.
   -- chastain 2003-09-08. */
void my_gamma (int *parray)
{
  return;
}

void beta ()
{
  int array [4];
  array [0] = global++;
  array [1] = global++;
  array [2] = global++;
  array [3] = global++;
  my_gamma (array);
  abort ();
}

int alpha ()
{
  global++;
  beta ();
  return 0;
}

int main ()
{
  int i;
  global++;
  i = alpha ();
  return i;
}
