diff options
Diffstat (limited to 'test/Sema/format-strings-ms.c')
| -rw-r--r-- | test/Sema/format-strings-ms.c | 89 |
1 files changed, 76 insertions, 13 deletions
diff --git a/test/Sema/format-strings-ms.c b/test/Sema/format-strings-ms.c index 2ad8eae..42676e7 100644 --- a/test/Sema/format-strings-ms.c +++ b/test/Sema/format-strings-ms.c @@ -1,25 +1,88 @@ -// RUN: %clang_cc1 -fsyntax-only -verify -fms-compatibility -triple=i386-pc-win32 -Wformat-non-iso %s +// RUN: %clang_cc1 -fsyntax-only -verify -fms-compatibility -triple=i386-pc-win32 %s +// RUN: %clang_cc1 -fsyntax-only -verify -fms-compatibility -triple=i386-pc-win32 -Wformat-non-iso -DNON_ISO_WARNING %s int printf(const char *format, ...) __attribute__((format(printf, 1, 2))); +int scanf(const char * restrict, ...) ; +typedef unsigned short wchar_t; + +#ifdef NON_ISO_WARNING + +// Split off this test to reduce the warning noise in the rest of the file. +void non_iso_warning_test(__int32 i32, __int64 i64, wchar_t c, void *p) { + printf("%Id", i32); // expected-warning{{'I' length modifier is not supported by ISO C}} + printf("%I32d", i32); // expected-warning{{'I32' length modifier is not supported by ISO C}} + printf("%I64d", i64); // expected-warning{{'I64' length modifier is not supported by ISO C}} + printf("%wc", c); // expected-warning{{'w' length modifier is not supported by ISO C}} + printf("%Z", p); // expected-warning{{'Z' conversion specifier is not supported by ISO C}} +} + +#else void signed_test() { short val = 30; - printf("val = %I64d\n", val); // expected-warning{{'I64' length modifier is not supported by ISO C}} \ - // expected-warning{{format specifies type '__int64' (aka 'long long') but the argument has type 'short'}} + printf("val = %I64d\n", val); // expected-warning{{format specifies type '__int64' (aka 'long long') but the argument has type 'short'}} long long bigval = 30; - printf("val = %I32d\n", bigval); // expected-warning{{'I32' length modifier is not supported by ISO C}} \ - // expected-warning{{format specifies type '__int32' (aka 'int') but the argument has type 'long long'}} - printf("val = %Id\n", bigval); // expected-warning{{'I' length modifier is not supported by ISO C}} \ - // expected-warning{{format specifies type '__int32' (aka 'int') but the argument has type 'long long'}} + printf("val = %I32d\n", bigval); // expected-warning{{format specifies type '__int32' (aka 'int') but the argument has type 'long long'}} + printf("val = %Id\n", bigval); // expected-warning{{format specifies type '__int32' (aka 'int') but the argument has type 'long long'}} } void unsigned_test() { unsigned short val = 30; - printf("val = %I64u\n", val); // expected-warning{{'I64' length modifier is not supported by ISO C}} \ - // expected-warning{{format specifies type 'unsigned __int64' (aka 'unsigned long long') but the argument has type 'unsigned short'}} + printf("val = %I64u\n", val); // expected-warning{{format specifies type 'unsigned __int64' (aka 'unsigned long long') but the argument has type 'unsigned short'}} unsigned long long bigval = 30; - printf("val = %I32u\n", bigval); // expected-warning{{'I32' length modifier is not supported by ISO C}} \ - // expected-warning{{format specifies type 'unsigned __int32' (aka 'unsigned int') but the argument has type 'unsigned long long'}} - printf("val = %Iu\n", bigval); // expected-warning{{'I' length modifier is not supported by ISO C}} \ - // expected-warning{{format specifies type 'unsigned __int32' (aka 'unsigned int') but the argument has type 'unsigned long long'}} + printf("val = %I32u\n", bigval); // expected-warning{{format specifies type 'unsigned __int32' (aka 'unsigned int') but the argument has type 'unsigned long long'}} + printf("val = %Iu\n", bigval); // expected-warning{{format specifies type 'unsigned __int32' (aka 'unsigned int') but the argument has type 'unsigned long long'}} } + +void w_test(wchar_t c, wchar_t *s) { + printf("%wc", c); + printf("%wC", c); + printf("%C", c); + printf("%ws", s); + printf("%wS", s); + printf("%S", s); + scanf("%wc", &c); + scanf("%wC", &c); + scanf("%C", &c); + scanf("%ws", s); + scanf("%wS", s); + scanf("%S", s); + + double bad; + printf("%wc", bad); // expected-warning{{format specifies type 'wint_t' (aka 'int') but the argument has type 'double'}} + printf("%wC", bad); // expected-warning{{format specifies type 'wchar_t' (aka 'unsigned short') but the argument has type 'double'}} + printf("%C", bad); // expected-warning{{format specifies type 'wchar_t' (aka 'unsigned short') but the argument has type 'double'}} + printf("%ws", bad); // expected-warning{{format specifies type 'wchar_t *' (aka 'unsigned short *') but the argument has type 'double'}} + printf("%wS", bad); // expected-warning{{format specifies type 'wchar_t *' (aka 'unsigned short *') but the argument has type 'double'}} + printf("%S", bad); // expected-warning{{format specifies type 'wchar_t *' (aka 'unsigned short *') but the argument has type 'double'}} + scanf("%wc", &bad); // expected-warning{{format specifies type 'wchar_t *' (aka 'unsigned short *') but the argument has type 'double *'}} + scanf("%wC", &bad); // expected-warning{{format specifies type 'wchar_t *' (aka 'unsigned short *') but the argument has type 'double *'}} + scanf("%C", &bad); // expected-warning{{format specifies type 'wchar_t *' (aka 'unsigned short *') but the argument has type 'double *'}} + scanf("%ws", &bad); // expected-warning{{format specifies type 'wchar_t *' (aka 'unsigned short *') but the argument has type 'double *'}} + scanf("%wS", &bad); // expected-warning{{format specifies type 'wchar_t *' (aka 'unsigned short *') but the argument has type 'double *'}} + scanf("%S", &bad); // expected-warning{{format specifies type 'wchar_t *' (aka 'unsigned short *') but the argument has type 'double *'}} + +} + +void h_test(char c, char* s) { + double bad; + printf("%hc", bad); // expected-warning{{format specifies type 'int' but the argument has type 'double'}} + printf("%hC", bad); // expected-warning{{format specifies type 'int' but the argument has type 'double'}} + printf("%hs", bad); // expected-warning{{format specifies type 'char *' but the argument has type 'double'}} + printf("%hS", bad); // expected-warning{{format specifies type 'char *' but the argument has type 'double'}} + scanf("%hc", &bad); // expected-warning{{format specifies type 'char *' but the argument has type 'double *'}} + scanf("%hC", &bad); // expected-warning{{format specifies type 'char *' but the argument has type 'double *'}} + scanf("%hs", &bad); // expected-warning{{format specifies type 'char *' but the argument has type 'double *'}} + scanf("%hS", &bad); // expected-warning{{format specifies type 'char *' but the argument has type 'double *'}} +} + +void z_test(void *p) { + printf("%Z", p); + printf("%hZ", p); + printf("%lZ", p); + printf("%wZ", p); + printf("%hhZ", p); // expected-warning{{length modifier 'hh' results in undefined behavior or no effect with 'Z' conversion specifier}} + scanf("%Z", p); // expected-warning{{invalid conversion specifier 'Z'}} +} + +#endif |
