diff options
Diffstat (limited to 'clang/test/Sema/format-strings.c')
| -rw-r--r-- | clang/test/Sema/format-strings.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/clang/test/Sema/format-strings.c b/clang/test/Sema/format-strings.c index 5ce3eb036eb..1bbc68cd0d5 100644 --- a/clang/test/Sema/format-strings.c +++ b/clang/test/Sema/format-strings.c @@ -171,6 +171,18 @@ void test10(int x, float f, int i, long long lli) { printf("%f\n", (long double) 1.0); // expected-warning{{conversion specifies type 'double' but the argument has type 'long double'}} } +void test11(void *p, char *s) { + printf("%p", p); // no-warning + printf("%.4p", p); // expected-warning{{precision used in 'p' conversion specifier (where it has no meaning)}} + printf("%+p", p); // expected-warning{{flag '+' results in undefined behavior in 'p' conversion specifier}} + printf("% p", p); // expected-warning{{flag ' ' results in undefined behavior in 'p' conversion specifier}} + printf("%0p", p); // expected-warning{{flag '0' results in undefined behavior in 'p' conversion specifier}} + printf("%s", s); // no-warning + printf("%+s", p); // expected-warning{{flag '+' results in undefined behavior in 's' conversion specifier}} + printf("% s", p); // expected-warning{{flag ' ' results in undefined behavior in 's' conversion specifier}} + printf("%0s", p); // expected-warning{{flag '0' results in undefined behavior in 's' conversion specifier}} +} + typedef struct __aslclient *aslclient; typedef struct __aslmsg *aslmsg; int asl_log(aslclient asl, aslmsg msg, int level, const char *format, ...) __attribute__((__format__ (__printf__, 4, 5))); |
