From 48033d43dc30fcee2c9a38c828d2f58d3bc11827 Mon Sep 17 00:00:00 2001
From: Hennadii Stepanov <32963518+hebasto@users.noreply.github.com>
Date: Fri, 16 Dec 2022 10:53:55 +0000
Subject: [PATCH] clang-tidy: Fix `performance-for-range-copy` in headers

See https://clang.llvm.org/extra/clang-tidy/checks/performance/for-range-copy.html
---
 src/psbt.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/psbt.h b/src/psbt.h
index b636f0348b7..fc9ac71eee9 100644
--- a/src/psbt.h
+++ b/src/psbt.h
@@ -178,7 +178,7 @@ void SerializeHDKeypath(Stream& s, KeyOriginInfo hd_keypath)
 template<typename Stream>
 void SerializeHDKeypaths(Stream& s, const std::map<CPubKey, KeyOriginInfo>& hd_keypaths, CompactSizeWriter type)
 {
-    for (auto keypath_pair : hd_keypaths) {
+    for (const auto& keypath_pair : hd_keypaths) {
         if (!keypath_pair.first.IsValid()) {
             throw std::ios_base::failure("Invalid CPubKey being serialized");
         }