Merge remote branch 'trunk' into constexprconstexpr

1 files changed, 43 insertions, 0 deletions

diff --git a/gcc/testsuite/obj-c++.dg/attributes/method-format-1.mm b/gcc/testsuite/obj-c++.dg/attributes/method-format-1.mm
new file mode 100644
index 00000000000..0a078ff0a3a
--- /dev/null
+++ b/gcc/testsuite/obj-c++.dg/attributes/method-format-1.mm
@@ -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 "too few arguments for format" } */
+
+  [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 "too few arguments for format" } */
+
+  [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 "too few arguments for format" } */
+
+  [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 "too few arguments for format" } */
+}