diff --git a/clang/lib/AST/TextNodeDumper.cpp b/clang/lib/AST/TextNodeDumper.cpp
--- a/clang/lib/AST/TextNodeDumper.cpp
+++ b/clang/lib/AST/TextNodeDumper.cpp
@@ -283,6 +283,8 @@
       OS << " constexpr";
     if (FD->isConsteval())
       OS << " consteval";
+    if (FD->isMultiVersion())
+      OS << " multiversion";
   }
 
   if (!isa<FunctionDecl>(*D)) {