From f4161ce50d4eabc05d790a48bbc660937f585f93 Mon Sep 17 00:00:00 2001
From: tamasmeszaros <meszaros.q@gmail.com>
Date: Wed, 2 Oct 2019 13:56:41 +0200
Subject: [PATCH] Fix compilation without pch.

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

diff --git a/src/libslic3r/Utils.hpp b/src/libslic3r/Utils.hpp
index 5d847573dbc..9af2adcc62e 100644
--- a/src/libslic3r/Utils.hpp
+++ b/src/libslic3r/Utils.hpp
@@ -5,6 +5,7 @@
 #include <utility>
 #include <functional>
 #include <type_traits>
+#include <system_error>
 
 #include "libslic3r.h"