From 8e95a12b6380e2124b560b4b166159f310e3f125 Mon Sep 17 00:00:00 2001
From: Jack Grigg <jack@z.cash>
Date: Fri, 22 Dec 2017 23:50:14 +0000
Subject: [PATCH] Cast ZCIncrementalMerkleTree::size() to uint64_t before
 passing to UniValue

size_t is ambiguous for serialization, and UniValue doesn't have an API for
handling this internally.
---
 src/rpcblockchain.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/rpcblockchain.cpp b/src/rpcblockchain.cpp
index 1c6c78bc2..2ef75a70a 100644
--- a/src/rpcblockchain.cpp
+++ b/src/rpcblockchain.cpp
@@ -753,7 +753,7 @@ UniValue getblockchaininfo(const UniValue& params, bool fHelp)
 
     ZCIncrementalMerkleTree tree;
     pcoinsTip->GetAnchorAt(pcoinsTip->GetBestAnchor(), tree);
-    obj.push_back(Pair("commitments",           tree.size()));
+    obj.push_back(Pair("commitments",           static_cast<uint64_t>(tree.size())));
 
     CBlockIndex* tip = chainActive.Tip();
     UniValue valuePools(UniValue::VARR);