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

   Copyright 2008, 2009, 2010 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/>.  */

/*

 * Test restoration of machine state

 */

extern void hide (int);

/* Test register variable

   Requires -- compiler honors 'register'.  */

void

register_state (void)

{

  register int a = 0;

  hide (a);     /* External function to defeat optimization.  */

  a++;          /* register_state: set breakpoint here */

  hide (a);     /* register post-change */

}

/* Test auto variable (whatever that means).  */

void

auto_state (void)

{

  auto int a = 0;

  hide (a);     /* External function to defeat optimization.  */

  a++;          /* auto_state: set breakpoint here */

  hide (a);     /* auto post-change */

}

/* Test function-static variable.  */

void

function_static_state (void)

{

  static int a = 0;

  hide (a);     /* External function to defeat optimization.  */

  a++;          /* function_static_state: set breakpoint here */

  hide (a);     /* function static post-change */

}

/* Test module-static variable.  */

static int astatic;

void

module_static_state (void)

{

  astatic = 0;

  hide (astatic);       /* External function to defeat optimization.  */

  astatic++;            /* module_static_state: set breakpoint here */

  hide (astatic);       /* module static post-change */

}

/* Test module-global variable.  */

int aglobal;

void

module_global_state (void)

{

  aglobal = 0;

  hide (aglobal);       /* External function to defeat optimization.  */

  aglobal++;            /* module_global_state: set breakpoint here */

  hide (aglobal);       /* module global post-change */

}

/* main test driver */

int

main (int argc, char **argv)

{

  register_state ();    /* begin main */

  auto_state ();

  function_static_state ();

  module_static_state ();

  module_global_state ();

  return 0;              /* end main */

}