From 9ac471821832e7fc086eae0859a451ebccc4f6d0 Mon Sep 17 00:00:00 2001
From: Neil Booth <kyuupichan@gmail.com>
Date: Sun, 13 Nov 2016 21:55:18 +0900
Subject: [PATCH] OP_RETURN can be spent inside false conditions

See tx 928ed84cd4c48beb0d3494ccc17cc1e06b1473f9dc118db9bb56972395ede461
---
 lib/script.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/script.py b/lib/script.py
index e73bf56..6391c81 100644
--- a/lib/script.py
+++ b/lib/script.py
@@ -107,7 +107,7 @@ class ScriptPubKey(object):
             return handlers.script_hash(ops[1][-1])
         if match(ops, cls.TO_PUBKEY_OPS):
             return handlers.pubkey(ops[0][-1])
-        if OpCodes.OP_RETURN in ops:
+        if ops and ops[0] == OpCodes.OP_RETURN:
             return handlers.unspendable()
         return handlers.strange(script)