diff --git a/clang/lib/CodeGen/CodeGenFunction.h b/clang/lib/CodeGen/CodeGenFunction.h
index 1f653d18..262b8dc 100644
--- a/clang/lib/CodeGen/CodeGenFunction.h
+++ b/clang/lib/CodeGen/CodeGenFunction.h
@@ -4274,6 +4274,7 @@
 
   struct MultiVersionResolverOption {
     llvm::Function *Function;
+    FunctionDecl *FD;
     struct Conds {
       StringRef Architecture;
       llvm::SmallVector<StringRef, 8> Features;