1 /* $NetBSD: queries_uchar.c,v 1.2 2024/01/28 08:54:27 rillig Exp $ */
2 # 3 "queries_uchar.c"
3
4 /*
5 * Tests for queries that are specific to platforms where 'char' has the same
6 * representation as 'unsigned char'.
7 *
8 * See also:
9 * queries.c platform-independent tests
10 * queries_schar.c for platforms where 'char' is signed
11 */
12
13 /* lint1-only-if: uchar */
14 /* lint1-extra-flags: -q 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18 -X 351 */
15
16 int
Q14(char c)17 Q14(char c)
18 {
19 /* expect+6: implicit conversion changes sign from 'char' to 'int' [Q3] */
20 /* expect+5: implicit conversion changes sign from 'char' to 'int' [Q3] */
21 /* expect+4: comparison '==' of 'char' with plain integer 92 [Q14] */
22 /* expect+3: implicit conversion changes sign from 'char' to 'int' [Q3] */
23 /* expect+2: comparison '==' of 'char' with plain integer 0 [Q14] */
24 /* expect+1: implicit conversion changes sign from 'char' to 'int' [Q3] */
25 if (c == 'c' || c == L'w' || c == 92 || c == 0)
26 return 1;
27 return 5;
28 }
29
30 /*
31 * Variables with automatic storage duration often have so small scope that
32 * adding the 'const' qualifier hurts readability more than it helps.
33 */
34 int
35 /* expect+1: const automatic variable 'const_arg' [Q18] */
Q18(const int const_arg,int arg)36 Q18(const int const_arg, int arg)
37 {
38 /* expect+1: const automatic variable 'Q18_scalar' [Q18] */
39 const char Q18_scalar = '1';
40 const char Q18_array[] = { '1', '2', '3' };
41 const char Q18_string[] = "123";
42 const char *Q18_string_pointer = "123";
43
44 /* expect+5: implicit conversion changes sign from 'char' to 'int' [Q3] */
45 /* expect+4: implicit conversion changes sign from 'char' to 'int' [Q3] */
46 /* expect+3: implicit conversion changes sign from 'char' to 'int' [Q3] */
47 /* expect+2: implicit conversion changes sign from 'char' to 'int' [Q3] */
48 return const_arg + arg
49 + Q18_scalar + Q18_array[0] + Q18_string[0] + Q18_string_pointer[0];
50 }
51
52 /*
53 * Since queries do not affect the exit status, force a warning to make this
54 * test conform to the general expectation that a test that produces output
55 * exits non-successfully.
56 */
57 /* expect+1: warning: static variable 'unused' unused [226] */
58 static int unused;
59