1 /* $NetBSD: h_raw.c,v 1.6 2011/07/24 14:00:36 christos Exp $ */
2
3 /*
4 * Copyright (c) 2011 The NetBSD Foundation, Inc.
5 * All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
17 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
18 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
19 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
20 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
21 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
22 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
23 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
24 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
25 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
26 * POSSIBILITY OF SUCH DAMAGE.
27 */
28
29 #include <sys/cdefs.h>
30 __COPYRIGHT("@(#) Copyright (c) 2011\
31 The NetBSD Foundation, inc. All rights reserved.");
32 __RCSID("$NetBSD: h_raw.c,v 1.6 2011/07/24 14:00:36 christos Exp $");
33
34 #include <stdio.h>
35 #include <stdlib.h>
36
37 void poke(int *, size_t);
38 int y;
39
40 void
poke(int * b,size_t index)41 poke(int *b, size_t index)
42 {
43 size_t i;
44 volatile int sum = 0;
45
46 b[index] = 42;
47 for (i = 0; i < 10; i++)
48 sum += b[i];
49 y = sum;
50 }
51
52 int
main(int argc,char * argv[])53 main(int argc, char *argv[])
54 {
55 int b[10];
56
57 poke(b, atoi(argv[1]));
58 return 0;
59 }
60