1 files changed, 40 insertions, 0 deletions
diff --git a/test/SemaObjC/protocol-qualified-class-unsupported.m b/test/SemaObjC/protocol-qualified-class-unsupported.m
new file mode 100644
index 0000000..ad1ed5d
--- /dev/null
+++ b/test/SemaObjC/protocol-qualified-class-unsupported.m
@@ -0,0 +1,40 @@
+// RUN: clang-cc -fsyntax-only -verify %s
+
+#include <stddef.h>
+
+typedef struct objc_class *Class;
+typedef struct objc_object {
+    Class isa;
+} *id;
+id objc_getClass(const char *s);
+
+@interface Object
++ self;
+@end
+
+@protocol Func
++ (void) class_func0;
+- (void) instance_func0;
+@end
+
+@interface Derived: Object <Func>
+@end
+
+@interface Derived2: Object <Func>
+@end
+
+static void doSomething(Class <Func> unsupportedObjectType) { // expected-error {{protocol qualified 'Class' is unsupported}}
+  [unsupportedObjectType class_func0];
+}
+
+static void doSomethingElse(id <Func> pleaseConvertToThisType) {
+  [pleaseConvertToThisType class_func0];
+}
+
+int main(int argv, char *argc[]) {
+  doSomething([Derived self]);
+  doSomething([Derived2 self]);
+  doSomethingElse([Derived self]);
+  doSomethingElse([Derived2 self]);
+}
+