From b1b51490058bbc693eca8ef7abd69dc022446201 Mon Sep 17 00:00:00 2001
From: Griffith <probablyaplebeian@protonmail.com>
Date: Tue, 9 May 2023 09:42:46 -0700
Subject: [PATCH] cast nHeight to int32_t to match the VarIntMode expected
 type/value

---
 src/undo.h | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/undo.h b/src/undo.h
index 2b17fbbae..2941de6cf 100644
--- a/src/undo.h
+++ b/src/undo.h
@@ -27,7 +27,8 @@ public:
     template <typename Stream>
     void Serialize(Stream &s) const
     {
-        ::Serialize(s, VARINT(txout->nHeight * 2 + (txout->fCoinBase ? 1 : 0), VarIntMode::NONNEGATIVE_SIGNED));
+        ::Serialize(
+            s, VARINT(((int32_t)txout->nHeight) * 2 + (txout->fCoinBase ? 1 : 0), VarIntMode::NONNEGATIVE_SIGNED));
         if (txout->nHeight > 0)
         {
             // Required to maintain compatibility with older undo format.
-- 
2.42.0