Index: clang/lib/StaticAnalyzer/Checkers/RetainCountChecker/RetainCountChecker.cpp
===================================================================
--- clang/lib/StaticAnalyzer/Checkers/RetainCountChecker/RetainCountChecker.cpp
+++ clang/lib/StaticAnalyzer/Checkers/RetainCountChecker/RetainCountChecker.cpp
@@ -185,7 +185,16 @@
   if (!BE)
     return;
 
-  ArgEffect AE = ArgEffect(IncRef, ObjKind::ObjC);
+  QualType QT = CE->getType();
+  ObjKind K;
+  if (coreFoundation::isCFObjectRef(QT)) {
+    K = ObjKind::CF;
+  } else {
+    assert(cocoa::isCocoaObjectRef(QT));
+    K = ObjKind::ObjC;
+  }
+
+  ArgEffect AE = ArgEffect(IncRef, K);
 
   switch (BE->getBridgeKind()) {
     case OBC_Bridge:
Index: clang/test/Analysis/objc-arc.m
===================================================================
--- clang/test/Analysis/objc-arc.m
+++ clang/test/Analysis/objc-arc.m
@@ -123,7 +123,7 @@
 typedef const void *CFTypeRef;
 typedef const struct __CFString *CFStringRef;
 
-@interface NSString
+@interface NSString : NSObject
 - (id) self;
 @end