From ed0642e308de1f8c00740da155e0828da4d20b4d Mon Sep 17 00:00:00 2001
From: wmayer <wmayer@users.sourceforge.net>
Date: Thu, 31 May 2018 13:15:31 +0200
Subject: [PATCH] fix const correctness

---
 src/Mod/Sketcher/App/planegcs/Constraints.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/Mod/Sketcher/App/planegcs/Constraints.h b/src/Mod/Sketcher/App/planegcs/Constraints.h
index 49bbf095e3..559f3a2f01 100644
--- a/src/Mod/Sketcher/App/planegcs/Constraints.h
+++ b/src/Mod/Sketcher/App/planegcs/Constraints.h
@@ -112,7 +112,7 @@ namespace GCS
         int getTag() { return tag; }
         
         void setDriving(bool isdriving) { driving = isdriving; }
-        bool isDriving() { return driving; }
+        bool isDriving() const { return driving; }
 
         virtual ConstraintType getTypeId();
         virtual void rescale(double coef=1.);