From cd67b1dcb8f1eca8c0c7cecc6f4de27c7efe41d5 Mon Sep 17 00:00:00 2001
From: Hennadii Stepanov <32963518+hebasto@users.noreply.github.com>
Date: Fri, 29 Nov 2019 21:18:24 +0200
Subject: Use correct C++11 header for std::swap()

Github-Pull: #17634
Rebased-From: 98fbd1cdffaa69357091cc67e959ac21119dfa16
---
 src/cuckoocache.h             | 4 ++--
 src/prevector.h               | 1 +
 src/qt/bantablemodel.cpp      | 2 +-
 src/qt/peertablemodel.cpp     | 2 +-
 src/test/checkqueue_tests.cpp | 1 +
 src/validation.h              | 1 -
 6 files changed, 6 insertions(+), 5 deletions(-)

diff --git a/src/cuckoocache.h b/src/cuckoocache.h
index 4d0b094fa2..16a994393e 100644
--- a/src/cuckoocache.h
+++ b/src/cuckoocache.h
@@ -6,11 +6,11 @@
 #define BITCOIN_CUCKOOCACHE_H
 
 #include <array>
-#include <algorithm>
 #include <atomic>
-#include <cstring>
 #include <cmath>
+#include <cstring>
 #include <memory>
+#include <utility>
 #include <vector>
 
 
diff --git a/src/prevector.h b/src/prevector.h
index 9d576321b6..34016879a5 100644
--- a/src/prevector.h
+++ b/src/prevector.h
@@ -14,6 +14,7 @@
 #include <cstddef>
 #include <iterator>
 #include <type_traits>
+#include <utility>
 
 #pragma pack(push, 1)
 /** Implements a drop-in replacement for std::vector<T> which stores up to N
diff --git a/src/qt/bantablemodel.cpp b/src/qt/bantablemodel.cpp
index efc726e09e..60a3178f96 100644
--- a/src/qt/bantablemodel.cpp
+++ b/src/qt/bantablemodel.cpp
@@ -10,7 +10,7 @@
 #include <sync.h>
 #include <util/time.h>
 
-#include <algorithm>
+#include <utility>
 
 #include <QDebug>
 #include <QList>
diff --git a/src/qt/peertablemodel.cpp b/src/qt/peertablemodel.cpp
index 99a9a12fe2..ed6fecce9d 100644
--- a/src/qt/peertablemodel.cpp
+++ b/src/qt/peertablemodel.cpp
@@ -11,7 +11,7 @@
 #include <interfaces/node.h>
 #include <sync.h>
 
-#include <algorithm>
+#include <utility>
 
 #include <QDebug>
 #include <QList>
diff --git a/src/test/checkqueue_tests.cpp b/src/test/checkqueue_tests.cpp
index d796444419..6c050ab964 100644
--- a/src/test/checkqueue_tests.cpp
+++ b/src/test/checkqueue_tests.cpp
@@ -18,6 +18,7 @@
 #include <condition_variable>
 
 #include <unordered_set>
+#include <utility>
 
 // BasicTestingSetup not sufficient because nScriptCheckThreads is not set
 // otherwise.
diff --git a/src/validation.h b/src/validation.h
index 96d249b6d3..4490a75e18 100644
--- a/src/validation.h
+++ b/src/validation.h
@@ -22,7 +22,6 @@
 #include <txdb.h>
 #include <versionbits.h>
 
-#include <algorithm>
 #include <atomic>
 #include <exception>
 #include <map>
-- 
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