diff --git a/clang/lib/CodeGen/CodeGenModule.h b/clang/lib/CodeGen/CodeGenModule.h
index c188789..eac5c8e 100644
--- a/clang/lib/CodeGen/CodeGenModule.h
+++ b/clang/lib/CodeGen/CodeGenModule.h
@@ -921,6 +921,11 @@
                                              QualType DestType,
                                              CodeGenFunction *CGF = nullptr);
 
+  /// \brief Emit type info if type of an expression is a variably modified
+  /// type. Also emit proper debug info for cast types.
+  void EmitExplicitCastExprType(const ExplicitCastExpr *E,
+                                CodeGenFunction *CGF = nullptr);
+
   /// Return the result of value-initializing the given type, i.e. a null
   /// expression of the given type.  This is usually, but not always, an LLVM
   /// null constant.