Super User's BSD Cross Reference: /NetBSD/tests/usr.bin/xlint/lint1/msg_372.c

1 /* $NetBSD: msg_372.c,v 1.4 2024年08月31日 06:57:31 rillig Exp $ */
2# 3 "msg_372.c"
3
4 // Test for message: field width '%.*s' (%ju) in '%.*s' out of range 0..64 [372]
5
6 /*
7 * In new-style formats, the width of a bit-field must be between 0 (an empty
8 * bit-field) and 64 (a bit-field spanning the whole value).
9 */
10
11 /* lint1-extra-flags: -X 351 */
12
13 typedef typeof(sizeof(0)) size_t;
14 typedef unsigned long long uint64_t;
15
16 int snprintb(char *, size_t, const char *, uint64_t);
17
18 void
19 example(uint64_t u64)
20{
21 char buf[64];
22
23 /* expect+12: warning: field width '101円' (65) in 'f000円101円all+10円' out of range 0..64 [372] */
24 /* expect+11: warning: bit field end 65 in 'f000円101円all+10円' out of range 0..64 [373] */
25 /* expect+10: warning: bit field end 65 in 'f001円100円oob640円' out of range 0..64 [373] */
26 /* expect+9: warning: 'f001円100円oob640円' overlaps earlier 'f000円100円all0円' on bit 1 [376] */
27 /* expect+8: warning: field width '377円' (255) in 'f010円377円oob640円' out of range 0..64 [372] */
28 /* expect+7: warning: bit field end 263 in 'f010円377円oob640円' out of range 0..64 [373] */
29 snprintb(buf, sizeof(buf),
30 "177円020円"
31 "f000円100円all0円"
32 "f000円101円all+10円"
33 "f001円100円oob640円"
34 "f010円377円oob640円",
35 u64);
36}
37 

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