1 files changed, 8 insertions, 1 deletions
diff --git a/src/script.h b/src/script.h
index 7cb863d1c9..462e3f2302 100644
--- a/src/script.h
+++ b/src/script.h
@@ -7,7 +7,8 @@
 #define H_BITCOIN_SCRIPT
 
 #include "key.h"
-#include "util.h"
+#include "utilstrencodings.h"
+#include "tinyformat.h"
 
 #include <stdexcept>
 #include <stdint.h>
@@ -730,6 +731,12 @@ public:
     {
         return CScriptID(Hash160(*this));
     }
+
+    void clear()
+    {
+        // The default std::vector::clear() does not release memory.
+        std::vector<unsigned char>().swap(*this);
+    }
 };
 
 /** Compact serializer for scripts.