diff --git a/clang/lib/AST/RecordLayoutBuilder.cpp b/clang/lib/AST/RecordLayoutBuilder.cpp
index c1cb98b96bc1..907c359ce4a1 100644
--- a/clang/lib/AST/RecordLayoutBuilder.cpp
+++ b/clang/lib/AST/RecordLayoutBuilder.cpp
@@ -1465,6 +1465,7 @@ RecordLayoutBuilder::ComputeKeyFunction(const CXXRecordDecl *RD) {
 class MSRecordLayoutBuilder: public RecordLayoutBuilder {
   friend class ASTContext;
 
+public:
   MSRecordLayoutBuilder(ASTContext& Ctx, EmptySubobjectMap *EmptySubobjects):
     RecordLayoutBuilder(Ctx, EmptySubobjects) {}