1 files changed, 46 insertions, 0 deletions
diff --git a/gcc/testsuite/objc.dg/super-class-3.m b/gcc/testsuite/objc.dg/super-class-3.m
new file mode 100644
index 000000000..fc74871db
--- /dev/null
+++ b/gcc/testsuite/objc.dg/super-class-3.m
@@ -0,0 +1,46 @@
+/* Ensure that the compiler does not emit spurious extern declarations named '_Foo', where 'Foo'
+   is an ObjC class name.  */
+/* Contributed by Ziemowit Laski <zlaski@apple.com>.  */
+/* { dg-do run } */
+/* { dg-xfail-run-if "Needs OBJC2 ABI" { *-*-darwin* && { lp64 && { ! objc2 } } } { "-fnext-runtime" } { "" } } */
+
+#include "../objc-obj-c++-shared/Object1.h"
+
+#include <stdlib.h>
+#define CHECK_IF(expr) if(!(expr)) abort()
+
+@interface _Child: Object
++ (int) flashCache;
+@end
+
+@interface Child: _Child
++ (int) flushCache1;
+@end
+
+@interface Child (Categ)
++ (int) flushCache2;
+@end
+
+int _Object = 23;  /* Should not conflict with @interface Object.  */
+
+@implementation _Child
++ (int) flashCache { return 12 + _Object; }
+@end
+
+@implementation Child
++ (int) flushCache1 { return 7 + [super flashCache]; }
+@end
+
+@implementation Child (Categ)
++ (int) flushCache2 { return 9 + [super flashCache]; }
+@end
+
+int main(void) {
+  CHECK_IF([_Child flashCache] == 35);
+  CHECK_IF([Child flushCache1] == 42);
+  CHECK_IF([Child flushCache2] == 44);
+
+  return 0; 
+}
+
+#include "../objc-obj-c++-shared/Object1-implementation.h"