1e23dbaf17
* module/language/c99/compiler.mes (expr->pointer): Support cast foo*. (expr->size): Likewise. * scaffold/tests/7k-for-each-elem.c: Test it * make.scm (add-scaffold-test): Build it.
75 lines
2 KiB
C
75 lines
2 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"
|
|
|
|
struct section {
|
|
unsigned char *data;
|
|
int offset;
|
|
};
|
|
|
|
struct sym {
|
|
char* name;
|
|
int index;
|
|
};
|
|
|
|
|
|
struct sym tab[3] = {"foo", 0, "bar", 1, "baz", 2};
|
|
|
|
struct section section;
|
|
|
|
#define for_each_elem(sec, startoff, elem, type) \
|
|
for (elem = (type *) sec->data + startoff; \
|
|
elem < (type *) (sec->data + sec->offset); elem++)
|
|
#define for_each_elem2(sec, startoff, elem, type) \
|
|
elem = sec->data + sizeof (type) * startoff; \
|
|
for (;elem < ((type *) (sec->data + sec->offset)); elem++)
|
|
|
|
int
|
|
test ()
|
|
{
|
|
section.data = tab;
|
|
section.offset = 24;
|
|
|
|
struct sym* p;
|
|
int size = sizeof (struct sym);
|
|
eputs ("size="); eputs (itoa (size)); eputs ("\n");
|
|
if (size != 8) return 1;
|
|
struct section* psection = §ion;
|
|
p = (struct sym*)psection->data + 1;
|
|
struct sym* q = tab;
|
|
int i = (int)p;
|
|
i -= (int)q;
|
|
eputs ("diff="); eputs (itoa (i)); eputs ("\n");
|
|
if (i != 8) return 2;
|
|
|
|
for_each_elem(psection, 1, p, struct section) {
|
|
eputs ("i="); eputs (itoa (p->index));
|
|
eputs (" name="); eputs (p->name); eputs ("\n");
|
|
}
|
|
|
|
for_each_elem2(psection, 1, p, struct section) {
|
|
eputs ("i="); eputs (itoa (p->index));
|
|
eputs (" name="); eputs (p->name); eputs ("\n");
|
|
}
|
|
|
|
return 0;
|
|
}
|