1 files changed, 6 insertions, 2 deletions
diff --git a/clang/lib/Sema/SemaDeclObjC.cpp b/clang/lib/Sema/SemaDeclObjC.cpp
index 69d9c1d9980..f3b7ad713dc 100644
--- a/clang/lib/Sema/SemaDeclObjC.cpp
+++ b/clang/lib/Sema/SemaDeclObjC.cpp
@@ -2321,11 +2321,15 @@ static inline
 bool containsInvalidMethodImplAttribute(ObjCMethodDecl *IMD,
                                         const AttrVec &A) {
   // If method is only declared in implementation (private method),
-  // or method declared in interface has no attribute. 
   // No need to issue any diagnostics on method definition with attributes.
-  if (!IMD || !IMD->hasAttrs())
+  if (!IMD)
     return false;
 
+  // method declared in interface has no attribute. 
+  // But implementation has attributes. This is invalid
+  if (!IMD->hasAttrs())
+    return true;
+
   const AttrVec &D = IMD->getAttrs();
   if (D.size() != A.size())
     return true;