1 files changed, 3 insertions, 0 deletions
diff --git a/Source/JavaScriptCore/runtime/StringRecursionChecker.h b/Source/JavaScriptCore/runtime/StringRecursionChecker.h
index 127d028e0..831e25b46 100644
--- a/Source/JavaScriptCore/runtime/StringRecursionChecker.h
+++ b/Source/JavaScriptCore/runtime/StringRecursionChecker.h
@@ -21,6 +21,7 @@
 #define StringRecursionChecker_h
 
 #include "Interpreter.h"
+#include <wtf/StackStats.h>
 
 namespace JSC {
 
@@ -41,6 +42,8 @@ private:
     ExecState* m_exec;
     JSObject* m_thisObject;
     JSValue m_earlyReturnValue;
+
+    StackStats::CheckPoint stackCheckpoint;
 };
 
 inline JSValue StringRecursionChecker::performCheck()