diff --git a/clang/lib/ExtractAPI/ExtractAPIVisitor.cpp b/clang/lib/ExtractAPI/ExtractAPIVisitor.cpp
--- a/clang/lib/ExtractAPI/ExtractAPIVisitor.cpp
+++ b/clang/lib/ExtractAPI/ExtractAPIVisitor.cpp
@@ -49,7 +49,7 @@
 }
 
 template <typename T>
-void modifyRecord(const T &Records, const llvm::StringRef &name) {
+static void modifyRecord(const T &Records, const llvm::StringRef &name) {
   for (const auto &Record : Records) {
     if (name == Record.second.get()->Name) {
       Record.second.get()->Declaration.removeLast();