/* Test the "verify" module.

   Copyright (C) 2005, 2009-2017 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/>.  */

/* Written by Bruno Haible.  */

#include <config.h>

#include "verify.h"

#ifndef EXP_FAIL

# define EXP_FAIL 0

#endif

int x;

enum { a, b, c };

#if EXP_FAIL == 1

verify (x >= 0);                  /* should give ERROR: non-constant expression */

#endif

verify (c == 2);                  /* should be ok */

#if EXP_FAIL == 2

verify (1 + 1 == 3);              /* should give ERROR */

#endif

verify (1 == 1); verify (1 == 1); /* should be ok */

enum

{

  item = verify_true (1 == 1) * 0 + 17 /* should be ok */

};

static int

function (int n)

{

#if EXP_FAIL == 3

  verify (n >= 0);                  /* should give ERROR: non-constant expression */

#endif

  verify (c == 2);                  /* should be ok */

#if EXP_FAIL == 4

  verify (1 + 1 == 3);              /* should give ERROR */

#endif

  verify (1 == 1); verify (1 == 1); /* should be ok */

  if (n)

    return ((void) verify_expr (1 == 1, 1), verify_expr (1 == 1, 8)); /* should be ok */

#if EXP_FAIL == 5

  return verify_expr (1 == 2, 5); /* should give ERROR */

#endif

  return 0;

}

int

main (void)

{

  return !(function (0) == 0 && function (1) == 8);

}