--- /dev/null
+/* Contributed by Nicola Pero - Tue Jul 3 10:55:21 BST 2001 */
+#include <objc/objc.h>
+#include <objc/objc-api.h>
+#include <objc/Object.h>
+
+/* This test demonstrate a failure in object_is_class which was fixed */
+
+/* Create a class whose instance variables mirror the struct used for
+ Class structures in the runtime ... yes we're feeling evil today */
+@interface EvilClass : Object
+{
+ Class super_class;
+ const char* name;
+ long version;
+ unsigned long info;
+}
+@end
+
+@implementation EvilClass
+- (id) init
+{
+ self = [super init];
+ /* The following one is used in the runtime to mark classes */
+ info = 0x1L;
+ return self;
+}
+@end
+
+int main (void)
+{
+ /* Create an object of our EvilClass */
+ EvilClass *evilObject = [EvilClass new];
+
+ /* Now check that the object is not a class object */
+ if (object_is_class (evilObject))
+ {
+ printf ("object_is_class failed\n");
+ abort ();
+ }
+
+ return 0;
+}
--- /dev/null
+/* Contributed by Nicola Pero - Tue Jul 3 10:55:21 BST 2001 */
+#include <objc/objc.h>
+#include <objc/objc-api.h>
+#include <objc/Object.h>
+
+/* This test demonstrate a failure in object_is_meta_class which was fixed */
+
+@interface EvilClass : Object
+{
+ Class super_class;
+ const char* name;
+ long version;
+ unsigned long info;
+}
+@end
+
+@implementation EvilClass
+- (id) init
+{
+ self = [super init];
+ /* The following one is used in the runtime to mark meta classes */
+ info = 0x2L;
+ return self;
+}
+@end
+
+int main (void)
+{
+ /* Create an object of our EvilClass */
+ EvilClass *evilObject = [EvilClass new];
+
+ /* Now check that the object is not a meta class object */
+ if (object_is_meta_class (evilObject))
+ {
+ printf ("object_is_meta_class failed\n");
+ abort ();
+ }
+
+ return 0;
+}
+