From e8d1d1486e3d9d8495af4c0903d6eb3e24a92094 Mon Sep 17 00:00:00 2001
From: Brecht Van Lommel <brecht@blender.org>
Date: Wed, 18 Jan 2023 13:42:55 +0100
Subject: [PATCH] Fix T103960: build issue with GCC 13 in Cycles thread code

---
 intern/cycles/util/thread.cpp | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/intern/cycles/util/thread.cpp b/intern/cycles/util/thread.cpp
index f4949aa2b44..7f1e8eb4159 100644
--- a/intern/cycles/util/thread.cpp
+++ b/intern/cycles/util/thread.cpp
@@ -6,6 +6,8 @@
 #include "util/system.h"
 #include "util/windows.h"
 
+#include <system_error>
+
 CCL_NAMESPACE_BEGIN
 
 thread::thread(function<void()> run_cb) : run_cb_(run_cb), joined_(false)