diff --git a/clang/include/clang/Analysis/CFGStmtMap.h b/clang/include/clang/Analysis/CFGStmtMap.h
--- a/clang/include/clang/Analysis/CFGStmtMap.h
+++ b/clang/include/clang/Analysis/CFGStmtMap.h
@@ -26,6 +26,8 @@
   void *M;
 
   CFGStmtMap(ParentMap *pm, void *m) : PM(pm), M(m) {}
+  CFGStmtMap(const CFGStmtMap &) = delete;
+  CFGStmtMap &operator=(const CFGStmtMap &) = delete;
 
 public:
   ~CFGStmtMap();