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jeremybenn |
/* Contributed by Nicola Pero <nicola.pero@meta-innovation.com>, October 2010. */
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/* { dg-do compile } */
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/* { dg-options "-Wall" } */
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#include <objc/objc.h>
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#include <stdlib.h>
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@interface LogObject
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{
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Class isa;
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}
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+ (void) log: (int)level message: (const char *) my_format, ... __attribute__ ((format (printf, 2, 3)));
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- (void) log: (int)level message: (const char *) my_format, ... __attribute__ ((format (printf, 2, 3)));
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+ (void) debug: (const char *) my_format, ... __attribute__ ((format (printf, 1, 2)));
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- (void) debug: (const char *) my_format, ... __attribute__ ((format (printf, 1, 2)));
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/* Just make sure a missing or invalid attribute won't crash the compiler. */
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- (void) log2: (int)level message: (const char *) my_format, ... __attribute__ ((format (printf, 2))); /* { dg-error "wrong" } */
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+ (void) debug2: (const char *) my_format, ... __attribute__ ((format (printf))); /* { dg-error "wrong" } */
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- (void) debug2: (const char *) my_format, ... __attribute__ ((format (printf))); /* { dg-error "wrong" } */
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+ (void) alert: (const char *) my_format __attribute__ ((format (printf, 1, 2))); /* { dg-error "args to be formatted is not ..." } */
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- (void) alert: (const char *) my_format __attribute__ ((format (printf, 1, 2))); /* { dg-error "args to be formatted is not ..." } */
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@end
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void test (LogObject *object)
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{
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[object log: 2 message: "attribute only applies to variadic functions"];
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[object log: 2 message: "attribute %s only applies to variadic functions", "'format'"];
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[object log: 2 message: "attribute %s only applies to variadic functions"]; /* { dg-warning "expects a matching" } */
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[object debug: "attribute only applies to variadic functions"];
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[object debug: "attribute %s only applies to variadic functions", "'format'"];
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[object debug: "attribute %s only applies to variadic functions"]; /* { dg-warning "expects a matching" } */
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[LogObject log: 2 message: "attribute only applies to variadic functions"];
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[LogObject log: 2 message: "attribute %s only applies to variadic functions", "'format'"];
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[LogObject log: 2 message: "attribute %s only applies to variadic functions"]; /* { dg-warning "expects a matching" } */
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[LogObject debug: "attribute only applies to variadic functions"];
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[LogObject debug: "attribute %s only applies to variadic functions", "'format'"];
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[LogObject debug: "attribute %s only applies to variadic functions"]; /* { dg-warning "expects a matching" } */
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}
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