4 files changed, 26 insertions, 4 deletions
diff --git a/clang/lib/AST/StmtDumper.cpp b/clang/lib/AST/StmtDumper.cpp
index aea4c395d5c..b5e298c0c94 100644
--- a/clang/lib/AST/StmtDumper.cpp
+++ b/clang/lib/AST/StmtDumper.cpp
@@ -686,6 +686,14 @@ void StmtDumper::VisitObjCPropertyRefExpr(ObjCPropertyRefExpr *Node) {
 
   if (Node->isSuperReceiver())
     OS << " super";
+
+  OS << " Messaging=";
+  if (Node->isMessagingGetter() && Node->isMessagingSetter())
+    OS << "Getter&Setter";
+  else if (Node->isMessagingGetter())
+    OS << "Getter";
+  else if (Node->isMessagingSetter())
+    OS << "Setter";
 }
 
 void StmtDumper::VisitObjCSubscriptRefExpr(ObjCSubscriptRefExpr *Node) {
diff --git a/clang/lib/Sema/SemaPseudoObject.cpp b/clang/lib/Sema/SemaPseudoObject.cpp
index aebc0eb6084..d52c912457a 100644
--- a/clang/lib/Sema/SemaPseudoObject.cpp
+++ b/clang/lib/Sema/SemaPseudoObject.cpp
@@ -208,6 +208,7 @@ namespace {
   /// A PseudoOpBuilder for Objective-C @properties.
   class ObjCPropertyOpBuilder : public PseudoOpBuilder {
     ObjCPropertyRefExpr *RefExpr;
+    ObjCPropertyRefExpr *SyntacticRefExpr;
     OpaqueValueExpr *InstanceReceiver;
     ObjCMethodDecl *Getter;
 
@@ -217,7 +218,7 @@ namespace {
   public:
     ObjCPropertyOpBuilder(Sema &S, ObjCPropertyRefExpr *refExpr) :
       PseudoOpBuilder(S, refExpr->getLocation()), RefExpr(refExpr),
-      InstanceReceiver(0), Getter(0), Setter(0) {
+      SyntacticRefExpr(0), InstanceReceiver(0), Getter(0), Setter(0) {
     }
 
     ExprResult buildRValueOperation(Expr *op);
@@ -538,6 +539,10 @@ Expr *ObjCPropertyOpBuilder::rebuildAndCaptureObject(Expr *syntacticBase) {
       ObjCPropertyRefRebuilder(S, InstanceReceiver).rebuild(syntacticBase);
   }
 
+  if (ObjCPropertyRefExpr *
+        refE = dyn_cast<ObjCPropertyRefExpr>(syntacticBase->IgnoreParens()))
+    SyntacticRefExpr = refE;
+
   return syntacticBase;
 }
 
@@ -545,7 +550,10 @@ Expr *ObjCPropertyOpBuilder::rebuildAndCaptureObject(Expr *syntacticBase) {
 ExprResult ObjCPropertyOpBuilder::buildGet() {
   findGetter();
   assert(Getter);
-  
+
+  if (SyntacticRefExpr)
+    SyntacticRefExpr->setIsMessagingGetter();
+
   QualType receiverType;
   if (RefExpr->isClassReceiver()) {
     receiverType = S.Context.getObjCInterfaceType(RefExpr->getClassReceiver());
@@ -581,6 +589,9 @@ ExprResult ObjCPropertyOpBuilder::buildSet(Expr *op, SourceLocation opcLoc,
   bool hasSetter = findSetter();
   assert(hasSetter); (void) hasSetter;
 
+  if (SyntacticRefExpr)
+    SyntacticRefExpr->setIsMessagingSetter();
+
   QualType receiverType;
   if (RefExpr->isClassReceiver()) {
     receiverType = S.Context.getObjCInterfaceType(RefExpr->getClassReceiver());
diff --git a/clang/lib/Serialization/ASTReaderStmt.cpp b/clang/lib/Serialization/ASTReaderStmt.cpp
index d8289f227f5..1c9817b955d 100644
--- a/clang/lib/Serialization/ASTReaderStmt.cpp
+++ b/clang/lib/Serialization/ASTReaderStmt.cpp
@@ -887,13 +887,15 @@ void ASTStmtReader::VisitObjCIvarRefExpr(ObjCIvarRefExpr *E) {
 
 void ASTStmtReader::VisitObjCPropertyRefExpr(ObjCPropertyRefExpr *E) {
   VisitExpr(E);
+  unsigned MethodRefFlags = Record[Idx++];
   bool Implicit = Record[Idx++] != 0;
   if (Implicit) {
     ObjCMethodDecl *Getter = ReadDeclAs<ObjCMethodDecl>(Record, Idx);
     ObjCMethodDecl *Setter = ReadDeclAs<ObjCMethodDecl>(Record, Idx);
-    E->setImplicitProperty(Getter, Setter);
+    E->setImplicitProperty(Getter, Setter, MethodRefFlags);
   } else {
-    E->setExplicitProperty(ReadDeclAs<ObjCPropertyDecl>(Record, Idx));
+    E->setExplicitProperty(ReadDeclAs<ObjCPropertyDecl>(Record, Idx),
+                           MethodRefFlags);
   }
   E->setLocation(ReadSourceLocation(Record, Idx));
   E->setReceiverLocation(ReadSourceLocation(Record, Idx));
diff --git a/clang/lib/Serialization/ASTWriterStmt.cpp b/clang/lib/Serialization/ASTWriterStmt.cpp
index 791403b5a22..eac7e1fb730 100644
--- a/clang/lib/Serialization/ASTWriterStmt.cpp
+++ b/clang/lib/Serialization/ASTWriterStmt.cpp
@@ -851,6 +851,7 @@ void ASTStmtWriter::VisitObjCIvarRefExpr(ObjCIvarRefExpr *E) {
 
 void ASTStmtWriter::VisitObjCPropertyRefExpr(ObjCPropertyRefExpr *E) {
   VisitExpr(E);
+  Record.push_back(E->SetterAndMethodRefFlags.getInt());
   Record.push_back(E->isImplicitProperty());
   if (E->isImplicitProperty()) {
     Writer.AddDeclRef(E->getImplicitPropertyGetter(), Record);