mes/scaffold/tests/7b-struct-int-array.c
Jan Nieuwenhuizen c33d6d00bc
mes: Run build-aux/indent.sh.
* src/mes.c: Re-indent.
* src: Likewise.
* include: Likewise.
* lib: Likewise.
* scaffold: Likewise.
2019-05-18 13:27:42 +02:00

104 lines
1.9 KiB
C

/* -*-comment-start: "//";comment-end:""-*-
* GNU Mes --- Maxwell Equations of Software
* Copyright © 2017,2018 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 <mes/lib.h>
struct foo
{
int a;
int b;
};
struct foo g_foo[2] = { 0, 1, 2, 3 };
struct bar
{
int bar[4];
};
struct bar g_bar = { 101, 102 };
typedef struct bar bar_struct;
typedef struct bar foo_struct;
int
main ()
{
if (g_foo[0].a != 0)
return 1;
if (g_foo[0].b != 1)
return 2;
if (g_foo[1].a != 2)
return 3;
if (g_foo[1].b != 3)
return 4;
void *p = &g_foo;
struct foo *pfoo = (((struct foo *) p) + 1);
if (pfoo->a != 2)
return 5;
if (pfoo->b != 3)
return 6;
int *pi = &g_foo;
if (*pi != 0)
return 7;
pi = &g_bar;
if (*pi != 101)
return 8;
struct bar bar = { 0x22, 0x33 };
pi = &bar;
if (*pi != 0x22)
return 9;
bar_struct bs;
bs.bar[0] = 102;
pi = &bs;
if (*pi != 102)
return 10;
foo_struct fs;
fs.bar[0] = 0x22;
fs.bar[1] = 0x33;
pi = &fs;
if (*pi != 0x22)
return 11;
pi++;
if (*pi != 0x33)
return 12;
foo_struct *pfs = &fs;
pfs->bar[3] = 0x44;
pfs->bar[4] = 0x55;
pi = &fs.bar[3];
if (*pi != 0x44)
return 13;
pi++;
if (*pi != 0x55)
return 14;
return 0;
}