diff --git a/clang/lib/StaticAnalyzer/Checkers/CastToStructChecker.cpp b/clang/lib/StaticAnalyzer/Checkers/CastToStructChecker.cpp
index 62b00dc..9366559 100644
--- a/clang/lib/StaticAnalyzer/Checkers/CastToStructChecker.cpp
+++ b/clang/lib/StaticAnalyzer/Checkers/CastToStructChecker.cpp
@@ -119,3 +119,7 @@
 void ento::registerCastToStructChecker(CheckerManager &mgr) {
   mgr.registerChecker<CastToStructChecker>();
 }
+
+bool ento::shouldRegisterCastToStructChecker(const LangOptions &LO) {
+  return true;
+}