Subversion Repositories openrisc_2011-10-31

/* Copyright (C) 2009 Free Software Foundation, Inc.

   This file 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 file 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 file; see the file COPYING3.  If not see

   <http://www.gnu.org/licenses/>.  */

/* { dg-do run } */

extern void abort (void);

int array[128];

__ea int *ea;

int *lm;

void verify_ea (void) __attribute__ ((noinline));

void

verify_ea (void)

{

  if (ea != (__ea int *)lm)

    abort ();

}

void verify_lm (void) __attribute__ ((noinline));

void

verify_lm (void)

{

  if ((int *)ea != lm)

    abort ();

}

void verify_diff (int x) __attribute__ ((noinline));

void

verify_diff (int x)

{

  if (ea - lm != x)

    abort ();

}

int

main (int argc, char **argv)

{

  ea = 0;

  lm = 0;

  verify_ea ();

  verify_lm ();

  verify_diff (0);

  ea = &array[64];

  lm = &array[64];

  verify_ea ();

  verify_lm ();

  verify_diff (0);

  ea = &array[0];

  lm = &array[64];

  verify_diff (-64);

  ea = &array[64];

  lm = &array[0];

  verify_diff (64);

  return 0;

}