1static unsigned very_big_shift(unsigned int a)
2{
3	unsigned r = 0;
4	r |= a << (0ULL ^ ~0U);
5	r |= a << (((  signed long long) ~0U) + 1);
6	r |= a << (((unsigned long long) ~0U) + 1);
7	r |= a << (~((unsigned long long) ~0U));
8	return r;
9}
10
11/*
12 * check-name: shift-undef-long
13 * check-command: sparse -m64 $file
14 *
15 * check-error-start
16shift-undef-long.c:4:25: warning: shift count is negative (-1)
17shift-undef-long.c:5:47: warning: shift too big (4294967296) for type unsigned int
18shift-undef-long.c:7:20: warning: shift count is negative (-4294967296)
19 * check-error-end
20 */
21