1 files changed, 5 insertions, 0 deletions
diff --git a/clang/lib/Frontend/FrontendAction.cpp b/clang/lib/Frontend/FrontendAction.cpp
index c6f958a..f14557c 100644
--- a/clang/lib/Frontend/FrontendAction.cpp
+++ b/clang/lib/Frontend/FrontendAction.cpp
@@ -61,6 +61,11 @@ public:
       delete Previous;
   }
 
+  DelegatingDeserializationListener(const DelegatingDeserializationListener &) =
+      delete;
+  DelegatingDeserializationListener &
+  operator=(const DelegatingDeserializationListener &) = delete;
+
   void ReaderInitialized(ASTReader *Reader) override {
     if (Previous)
       Previous->ReaderInitialized(Reader);