mes/scaffold/tests/76-pointer-arithmetic.c

48 lines
1.3 KiB
C

/* -*-comment-start: "//";comment-end:""-*-
* Mes --- Maxwell Equations of Software
* Copyright © 2017 Jan Nieuwenhuizen <janneke@gnu.org>
*
* This file is part of Mes.
*
* 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.
*
* 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 Mes. If not, see <http://www.gnu.org/licenses/>.
*/
#include "30-test.i"
int
test ()
{
char *pc = 0;
void *pv = 0;
int *pi = 0;
char **ppc = 0;
void **ppv = 0;
int **ppi = 0;
if (++pc != 1) return 1;
if (++pv != 1) return 2;
if (++pi != 4) return 3;
if (++ppc != 4) return 4;
if (++ppv != 4) return 5;
if (++ppi != 4) return 6;
if (pc + 1 != 2) return 7;
if (pv + 1 != 2) return 8;
if (pi + 1 != 8) return 9;
if (ppc + 1 != 8) return 10;
if (ppv + 1 != 8) return 11;
if (ppi + 1 != 8) return 12;
return 0;
}