From f06ad33e46ba109eeace997d9dac3f1a7be8a51e Mon Sep 17 00:00:00 2001
From: Eirik Aavitsland <eirik.aavitsland@qt.io>
Date: Mon, 14 Aug 2023 09:36:50 +0200
Subject: [PATCH] Avoid compiler warning

Under some configure options, gcc13 emits an intractable warning on
this line. This patch works around it.

Fixes: QTBUG-115809
Change-Id: Ib63f2ad81ebdb1f609a7f42c25119c5ae29f08bb
Reviewed-by: Paul Olav Tvete <paul.tvete@qt.io>
(cherry picked from commit f8f23c43feb2fb233a8f047cd1b82259498d9aeb)
Reviewed-by: Qt Cherry-pick Bot <cherrypick_bot@qt-project.org>
---
 src/gui/painting/qpathclipper.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/gui/painting/qpathclipper.cpp b/src/gui/painting/qpathclipper.cpp
index 7ada65ce033..10a0639b536 100644
--- a/src/gui/painting/qpathclipper.cpp
+++ b/src/gui/painting/qpathclipper.cpp
@@ -650,7 +650,8 @@ int QKdPointTree::build(int begin, int end, int depth)
         }
     }
 
-    qSwap(m_nodes.at(last), m_nodes.at(begin));
+    if (last != begin)
+        qSwap(m_nodes.at(last), m_nodes.at(begin));
 
     if (last > begin)
         m_nodes.at(last).left = &m_nodes.at(build(begin, last, depth + 1));