1 files changed, 57 insertions, 0 deletions
diff --git a/clang/test/CodeGenObjC/protocols.m b/clang/test/CodeGenObjC/protocols.m
new file mode 100644
index 0000000..6dadb11
--- /dev/null
+++ b/clang/test/CodeGenObjC/protocols.m
@@ -0,0 +1,57 @@
+// RUN: %clang_cc1 -emit-llvm-only %s
+
+void p(const char*, ...);
+
+@interface Root
++(int) maxValue;
+-(int) conformsTo: (id) x;
+@end
+
+@protocol P0;
+
+@protocol P1
++(void) classMethodReq0;
+-(void) methodReq0;
+@optional
++(void) classMethodOpt1;
+-(void) methodOpt1;
+@required
++(void) classMethodReq2;
+-(void) methodReq2;
+@end
+
+@protocol P2
+//@property(readwrite) int x;
+@end
+
+@protocol P3<P1, P2>
+-(id <P1>) print0;
+-(void) print1;
+@end
+
+void foo(const id a) {
+  void *p = @protocol(P3);
+}
+
+int main() {
+  Protocol *P0 = @protocol(P0);
+  Protocol *P1 = @protocol(P1);
+  Protocol *P2 = @protocol(P2);
+  Protocol *P3 = @protocol(P3);
+
+#define Pbool(X) p(#X ": %s\n", X ? "yes" : "no");
+  Pbool([P0 conformsTo: P1]);
+  Pbool([P1 conformsTo: P0]);
+  Pbool([P1 conformsTo: P2]);
+  Pbool([P2 conformsTo: P1]);
+  Pbool([P3 conformsTo: P1]);
+  Pbool([P1 conformsTo: P3]);
+
+  return 0;
+}
+
+// rdar://problem/7992749
+typedef Root<P1> P1Object;
+int test10() {
+  return [P1Object maxValue];
+}