From 648f6950cd8d9ac767d76a1e302f37c611936a7a Mon Sep 17 00:00:00 2001
From: Pieter Wuille <pieter@wuille.net>
Date: Wed, 21 Sep 2022 09:17:45 -0400
Subject: [PATCH] Correct sanity-checking script_size calculation

---
 src/script/miniscript.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/script/miniscript.h b/src/script/miniscript.h
index ab25fa67b7f..c4f41e0adfa 100644
--- a/src/script/miniscript.h
+++ b/src/script/miniscript.h
@@ -1221,7 +1221,7 @@ inline NodeRef<Key> Parse(Span<const char> in, const Ctx& ctx)
                 // n = 1 here because we read the first WRAPPED_EXPR before reaching THRESH
                 to_parse.emplace_back(ParseContext::THRESH, 1, k);
                 to_parse.emplace_back(ParseContext::WRAPPED_EXPR, -1, -1);
-                script_size += 2 + (k > 16);
+                script_size += 2 + (k > 16) + (k > 0x7f) + (k > 0x7fff) + (k > 0x7fffff);
             } else if (Const("andor(", in)) {
                 to_parse.emplace_back(ParseContext::ANDOR, -1, -1);
                 to_parse.emplace_back(ParseContext::CLOSE_BRACKET, -1, -1);