From c54e6b64bbd67c98861b76f1d0cc9abfa0f4451c Mon Sep 17 00:00:00 2001
From: Zhaofeng Li <hello@zhaofeng.li>
Date: Thu, 15 Dec 2022 17:07:22 -0700
Subject: [PATCH] GCodeProcessor: Add missing mutex include

---
 src/libslic3r/GCode/GCodeProcessor.hpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/libslic3r/GCode/GCodeProcessor.hpp b/src/libslic3r/GCode/GCodeProcessor.hpp
index 19ff0f8cb..8d5aa3df8 100644
--- a/src/libslic3r/GCode/GCodeProcessor.hpp
+++ b/src/libslic3r/GCode/GCodeProcessor.hpp
@@ -10,6 +10,7 @@
 #include <cstdint>
 #include <array>
 #include <vector>
+#include <mutex>
 #include <string>
 #include <string_view>
 #include <optional>