9d7360cca6
* lib/tests/scaffold/76-pointer-arithmetic.c (main): Use the right sizes in the test for RISC-V architectures. * lib/tests/scaffold/7k-for-each-elem.c (main): Same. * lib/tests/scaffold/85-sizeof.c: Same.
101 lines
2.4 KiB
C
101 lines
2.4 KiB
C
/* -*-comment-start: "//";comment-end:""-*-
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* GNU Mes --- Maxwell Equations of Software
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* Copyright © 2017,2018 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
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* Copyright © 2021 W. J. van der Laan <laanwj@protonmail.com>
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*
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* This file is part of GNU Mes.
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*
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* GNU Mes is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3 of the License, or (at
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* your option) any later version.
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*
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* GNU Mes is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with GNU Mes. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <mes/lib.h>
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struct section
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{
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unsigned char *data;
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int offset;
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};
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struct sym
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{
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char *name;
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int index;
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};
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struct sym tab3[3] = { "foo", 0, "bar", 1, "baz", 2 };
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struct sym tab[] = { "foo", 0, "bar", 1, "baz", 2 };
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struct section section;
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#define for_each_elem(sec, startoff, elem, type) \
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for (elem = (type *) sec->data + startoff; \
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elem < (type *) (sec->data + sec->offset); elem++)
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#define for_each_elem2(sec, startoff, elem, type) \
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elem = sec->data + sizeof (type) * startoff; \
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for (;elem < ((type *) (sec->data + sec->offset)); elem++)
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int
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main ()
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{
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#if __i386__ || __arm__ || __riscv_xlen == 32
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int sym_size = 8;
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#elif __GNUC__ && (__x86_64__ || __riscv_xlen == 64)
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int sym_size = 16;
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#elif __MESC__ && (__x86_64__ || __riscv_xlen == 64)
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int sym_size = 12;
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#endif
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struct sym *p;
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p = tab3;
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section.data = tab;
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section.offset = 24;
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int size = sizeof (struct sym);
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eputs ("size=");
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eputs (itoa (size));
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eputs ("\n");
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if (size != sym_size)
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return 1;
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struct section *psection = §ion;
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p = (struct sym *) psection->data + 1;
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struct sym *q = tab;
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int i = (int) p;
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i -= (int) q;
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eputs ("diff=");
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eputs (itoa (i));
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eputs ("\n");
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if (i != sym_size)
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return 2;
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for_each_elem (psection, 1, p, struct section)
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{
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eputs ("i=");
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eputs (itoa (p->index));
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eputs (" name=");
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eputs (p->name);
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eputs ("\n");
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}
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for_each_elem2 (psection, 1, p, struct section)
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{
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eputs ("i=");
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eputs (itoa (p->index));
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eputs (" name=");
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eputs (p->name);
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eputs ("\n");
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}
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return 0;
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}
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