mes/scaffold/tests/34-pre-post.c

59 lines
1.3 KiB
C

/* -*-comment-start: "//";comment-end:""-*-
* GNU Mes --- Maxwell Equations of Software
* Copyright © 2017 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
*
* This file is part of GNU Mes.
*
* GNU Mes 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.
*
* GNU Mes 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 GNU Mes. If not, see <http://www.gnu.org/licenses/>.
*/
#include "30-test.i"
#include <stdio.h>
int
test ()
{
int f = 0;
int t = 1;
int one = t;
int i = 0;
puts ("\n");
puts ("t: if (i++)\n");
if (i++) return 1;
puts ("t: if (--i)\n");
if (--i) return 1;
puts ("t: i += 2\n");
i += 2;
if (i != 2) return 1;
puts ("t: i -= 2\n");
i -= 2;
if (i != 0) return 1;
puts ("t: if (++i)\n");
if (++i) goto ok0;
return 1;
ok0:
puts ("t: if (i--)\n");
if (i--) goto ok1;
return 1;
ok1:
return 0;
}