diff options
Diffstat (limited to 'gcc-4.9/gcc/testsuite/objc.dg/attributes/method-format-1.m')
-rw-r--r-- | gcc-4.9/gcc/testsuite/objc.dg/attributes/method-format-1.m | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/objc.dg/attributes/method-format-1.m b/gcc-4.9/gcc/testsuite/objc.dg/attributes/method-format-1.m new file mode 100644 index 000000000..11ce8eebb --- /dev/null +++ b/gcc-4.9/gcc/testsuite/objc.dg/attributes/method-format-1.m @@ -0,0 +1,43 @@ +/* Contributed by Nicola Pero <nicola.pero@meta-innovation.com>, October 2010. */ +/* { dg-do compile } */ +/* { dg-options "-Wall" } */ + +#include <objc/objc.h> +#include <stdlib.h> + +@interface LogObject +{ + Class isa; +} ++ (void) log: (int)level message: (const char *) my_format, ... __attribute__ ((format (printf, 2, 3))); +- (void) log: (int)level message: (const char *) my_format, ... __attribute__ ((format (printf, 2, 3))); + ++ (void) debug: (const char *) my_format, ... __attribute__ ((format (printf, 1, 2))); +- (void) debug: (const char *) my_format, ... __attribute__ ((format (printf, 1, 2))); + +/* Just make sure a missing or invalid attribute won't crash the compiler. */ +- (void) log2: (int)level message: (const char *) my_format, ... __attribute__ ((format (printf, 2))); /* { dg-error "wrong" } */ ++ (void) debug2: (const char *) my_format, ... __attribute__ ((format (printf))); /* { dg-error "wrong" } */ +- (void) debug2: (const char *) my_format, ... __attribute__ ((format (printf))); /* { dg-error "wrong" } */ ++ (void) alert: (const char *) my_format __attribute__ ((format (printf, 1, 2))); /* { dg-error "args to be formatted is not ..." } */ +- (void) alert: (const char *) my_format __attribute__ ((format (printf, 1, 2))); /* { dg-error "args to be formatted is not ..." } */ +@end + +void test (LogObject *object) +{ + [object log: 2 message: "attribute only applies to variadic functions"]; + [object log: 2 message: "attribute %s only applies to variadic functions", "'format'"]; + [object log: 2 message: "attribute %s only applies to variadic functions"]; /* { dg-warning "expects a matching" } */ + + [object debug: "attribute only applies to variadic functions"]; + [object debug: "attribute %s only applies to variadic functions", "'format'"]; + [object debug: "attribute %s only applies to variadic functions"]; /* { dg-warning "expects a matching" } */ + + [LogObject log: 2 message: "attribute only applies to variadic functions"]; + [LogObject log: 2 message: "attribute %s only applies to variadic functions", "'format'"]; + [LogObject log: 2 message: "attribute %s only applies to variadic functions"]; /* { dg-warning "expects a matching" } */ + + [LogObject debug: "attribute only applies to variadic functions"]; + [LogObject debug: "attribute %s only applies to variadic functions", "'format'"]; + [LogObject debug: "attribute %s only applies to variadic functions"]; /* { dg-warning "expects a matching" } */ +} |