mes/lib/tests/scaffold/7i-struct-struct.c

84 lines
1.6 KiB
C

/* -*-comment-start: "//";comment-end:""-*-
* GNU Mes --- Maxwell Equations of Software
* Copyright © 2017,2018,2022 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>
#include <stdio.h>
struct s
{
int bar;
int baz;
int bla[2];
};
struct foo
{
int bar;
struct s s;
};
struct anon
{
struct
{
int bar;
int baz;
};
};
int
main ()
{
#if __GNUC__ > 11
struct foo f = { 0, 1, 2, 0, 0 };
#else
// FIXME: gcc-12.2.0 segfaults on this
struct foo f = { 0, 1, 2, 0 };
#endif
f.s.baz = 2;
oputs ("f.s.bar=");
oputs (itoa (f.s.bar));
oputs ("\n");
if (f.s.bar != 1)
return 1;
oputs ("f.s.baz=");
oputs (itoa (f.s.baz));
oputs ("\n");
if (f.s.baz != 2)
return 2;
struct anon a = { 3, 4 };
a.baz = 4;
oputs ("a.bar=");
oputs (itoa (a.bar));
oputs ("\n");
if (a.bar != 3)
return 3;
oputs ("a.baz=");
oputs (itoa (a.baz));
oputs ("\n");
if (a.baz != 4)
return 4;
return 0;
}