diff --git a/test/SemaObjC/class-def-test-1.m b/test/SemaObjC/class-def-test-1.m
index 0d114b9..7931cc3 100644
--- a/test/SemaObjC/class-def-test-1.m
+++ b/test/SemaObjC/class-def-test-1.m
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -fsyntax-only -verify %s
+// RUN: %clang_cc1 -fsyntax-only -verify -Wno-objc-root-class %s
 
 @protocol SUPER;
 
@@ -16,9 +16,10 @@
 
 typedef int OBJECT; // expected-error {{redefinition of 'OBJECT' as different kind of symbol}}
 
-typedef int OBJECT2; // expected-note {{previous definition is here}}
+typedef int OBJECT2; // expected-note 2 {{previous definition is here}}
 @interface INTF2 : OBJECT2 @end // expected-error {{redefinition of 'OBJECT2' as different kind of symbol}}
 
+@implementation INTF2 : OBJECT2 @end // expected-error {{redefinition of 'OBJECT2' as different kind of symbol}}
 
 @protocol PROTO;