From 0e2ee0bb22abb4ff7b241895eb7cb1461710d0ac Mon Sep 17 00:00:00 2001
From: wmayer <wmayer@users.sourceforge.net>
Date: Sat, 14 Sep 2019 12:15:35 +0200
Subject: [PATCH] fix MSVC compiler warning

---
 src/Mod/Part/Gui/ViewProviderAttachExtension.cpp | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/Mod/Part/Gui/ViewProviderAttachExtension.cpp b/src/Mod/Part/Gui/ViewProviderAttachExtension.cpp
index bbedb010cb..1667d3a2cf 100644
--- a/src/Mod/Part/Gui/ViewProviderAttachExtension.cpp
+++ b/src/Mod/Part/Gui/ViewProviderAttachExtension.cpp
@@ -24,6 +24,10 @@
 #include "PreCompiled.h"
 
 #ifndef _PreComp_
+# ifdef _MSC_VER
+#  define _USE_MATH_DEFINES
+#  include <cmath>
+# endif //_MSC_VER
 #endif
 
 #include "ViewProviderAttachExtension.h"