xref: /openbsd-src/regress/lib/libc/ffs/ffs_test.c (revision f6aab3d83b51b91c24247ad2c2573574de475a82)
1 /*	$OpenBSD: ffs_test.c,v 1.1 2020/06/26 20:16:22 naddy Exp $ */
2 /*
3  * Written by Christian Weisgerber <naddy@openbsd.org>.
4  * Public domain.
5  */
6 
7 #include <assert.h>
8 #include <stdint.h>
9 #include <string.h>
10 
11 int
12 main(void)
13 {
14 	assert(ffs(0) == 0);
15 	assert(ffs(0x8080) == 8);
16 	assert(ffs(INT32_MIN) == 32);
17 	return (0);
18 }
19