From e985f797c33d83babb5aed1e39feedd0c4bb1067 Mon Sep 17 00:00:00 2001
From: Simon Richter <Simon.Richter@hogyros.de>
Date: Fri, 21 Sep 2018 13:12:59 +0200
Subject: [PATCH] Return reference to current object from operator=

---
 common/tool/tool_manager.cpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/common/tool/tool_manager.cpp b/common/tool/tool_manager.cpp
index db5b114575..3233d1cbe5 100644
--- a/common/tool/tool_manager.cpp
+++ b/common/tool/tool_manager.cpp
@@ -123,6 +123,7 @@ struct TOOL_MANAGER::TOOL_STATE
         transitions = aState.transitions;
         vcSettings = aState.vcSettings;
         // do not copy stateStack
+        return *this;
     }
 
     bool operator==( const TOOL_MANAGER::TOOL_STATE& aRhs ) const