1 | // RUN: %clang_cc1 -fsyntax-only -verify -fms-compatibility -triple=i386-pc-win32 %s |
2 | // RUN: %clang_cc1 -fsyntax-only -verify -fms-compatibility -triple=i386-pc-win32 -Wformat-non-iso -DNON_ISO_WARNING %s |
3 | |
4 | int printf(const char *format, ...) __attribute__((format(printf, 1, 2))); |
5 | int scanf(const char * restrict, ...) ; |
6 | typedef unsigned short wchar_t; |
7 | |
8 | #ifdef NON_ISO_WARNING |
9 | |
10 | // Split off this test to reduce the warning noise in the rest of the file. |
11 | void non_iso_warning_test(__int32 i32, __int64 i64, wchar_t c, void *p) { |
12 | printf("%Id", i32); // expected-warning{{'I' length modifier is not supported by ISO C}} |
13 | printf("%I32d", i32); // expected-warning{{'I32' length modifier is not supported by ISO C}} |
14 | printf("%I64d", i64); // expected-warning{{'I64' length modifier is not supported by ISO C}} |
15 | printf("%wc", c); // expected-warning{{'w' length modifier is not supported by ISO C}} |
16 | printf("%Z", p); // expected-warning{{'Z' conversion specifier is not supported by ISO C}} |
17 | } |
18 | |
19 | #else |
20 | |
21 | void signed_test() { |
22 | short val = 30; |
23 | printf("val = %I64d\n", val); // expected-warning{{format specifies type '__int64' (aka 'long long') but the argument has type 'short'}} |
24 | long long bigval = 30; |
25 | printf("val = %I32d\n", bigval); // expected-warning{{format specifies type '__int32' (aka 'int') but the argument has type 'long long'}} |
26 | printf("val = %Id\n", bigval); // expected-warning{{format specifies type '__int32' (aka 'int') but the argument has type 'long long'}} |
27 | } |
28 | |
29 | void unsigned_test() { |
30 | unsigned short val = 30; |
31 | printf("val = %I64u\n", val); // expected-warning{{format specifies type 'unsigned __int64' (aka 'unsigned long long') but the argument has type 'unsigned short'}} |
32 | unsigned long long bigval = 30; |
33 | printf("val = %I32u\n", bigval); // expected-warning{{format specifies type 'unsigned __int32' (aka 'unsigned int') but the argument has type 'unsigned long long'}} |
34 | printf("val = %Iu\n", bigval); // expected-warning{{format specifies type 'unsigned __int32' (aka 'unsigned int') but the argument has type 'unsigned long long'}} |
35 | } |
36 | |
37 | void w_test(wchar_t c, wchar_t *s) { |
38 | printf("%wc", c); |
39 | printf("%wC", c); |
40 | printf("%C", c); |
41 | printf("%ws", s); |
42 | printf("%wS", s); |
43 | printf("%S", s); |
44 | scanf("%wc", &c); |
45 | scanf("%wC", &c); |
46 | scanf("%C", &c); |
47 | scanf("%ws", s); |
48 | scanf("%wS", s); |
49 | scanf("%S", s); |
50 | |
51 | double bad; |
52 | printf("%wc", bad); // expected-warning{{format specifies type 'wint_t' (aka 'unsigned short') but the argument has type 'double'}} |
53 | printf("%wC", bad); // expected-warning{{format specifies type 'wchar_t' (aka 'unsigned short') but the argument has type 'double'}} |
54 | printf("%C", bad); // expected-warning{{format specifies type 'wchar_t' (aka 'unsigned short') but the argument has type 'double'}} |
55 | printf("%ws", bad); // expected-warning{{format specifies type 'wchar_t *' (aka 'unsigned short *') but the argument has type 'double'}} |
56 | printf("%wS", bad); // expected-warning{{format specifies type 'wchar_t *' (aka 'unsigned short *') but the argument has type 'double'}} |
57 | printf("%S", bad); // expected-warning{{format specifies type 'wchar_t *' (aka 'unsigned short *') but the argument has type 'double'}} |
58 | scanf("%wc", &bad); // expected-warning{{format specifies type 'wchar_t *' (aka 'unsigned short *') but the argument has type 'double *'}} |
59 | scanf("%wC", &bad); // expected-warning{{format specifies type 'wchar_t *' (aka 'unsigned short *') but the argument has type 'double *'}} |
60 | scanf("%C", &bad); // expected-warning{{format specifies type 'wchar_t *' (aka 'unsigned short *') but the argument has type 'double *'}} |
61 | scanf("%ws", &bad); // expected-warning{{format specifies type 'wchar_t *' (aka 'unsigned short *') but the argument has type 'double *'}} |
62 | scanf("%wS", &bad); // expected-warning{{format specifies type 'wchar_t *' (aka 'unsigned short *') but the argument has type 'double *'}} |
63 | scanf("%S", &bad); // expected-warning{{format specifies type 'wchar_t *' (aka 'unsigned short *') but the argument has type 'double *'}} |
64 | |
65 | } |
66 | |
67 | void h_test(char c, char* s) { |
68 | double bad; |
69 | printf("%hc", bad); // expected-warning{{format specifies type 'int' but the argument has type 'double'}} |
70 | printf("%hC", bad); // expected-warning{{format specifies type 'int' but the argument has type 'double'}} |
71 | printf("%hs", bad); // expected-warning{{format specifies type 'char *' but the argument has type 'double'}} |
72 | printf("%hS", bad); // expected-warning{{format specifies type 'char *' but the argument has type 'double'}} |
73 | scanf("%hc", &bad); // expected-warning{{format specifies type 'char *' but the argument has type 'double *'}} |
74 | scanf("%hC", &bad); // expected-warning{{format specifies type 'char *' but the argument has type 'double *'}} |
75 | scanf("%hs", &bad); // expected-warning{{format specifies type 'char *' but the argument has type 'double *'}} |
76 | scanf("%hS", &bad); // expected-warning{{format specifies type 'char *' but the argument has type 'double *'}} |
77 | } |
78 | |
79 | void z_test(void *p) { |
80 | printf("%Z", p); |
81 | printf("%hZ", p); |
82 | printf("%lZ", p); |
83 | printf("%wZ", p); |
84 | printf("%hhZ", p); // expected-warning{{length modifier 'hh' results in undefined behavior or no effect with 'Z' conversion specifier}} |
85 | scanf("%Z", p); // expected-warning{{invalid conversion specifier 'Z'}} |
86 | } |
87 | |
88 | #endif |
89 | |