From f1076c0f4830a4fb7724e4b4407d8bbb6f056cdb Mon Sep 17 00:00:00 2001
From: Jeff Young <jeff@rokeby.ie>
Date: Fri, 31 May 2019 23:17:54 +0100
Subject: [PATCH] Fix missing reference keeping history from getting saved.

Fixes: lp:1830185
* https://bugs.launchpad.net/kicad/+bug/1830185
---
 eeschema/tools/sch_drawing_tools.cpp | 2 +-
 eeschema/tools/sch_drawing_tools.h   | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/eeschema/tools/sch_drawing_tools.cpp b/eeschema/tools/sch_drawing_tools.cpp
index b542848316..9686d980ad 100644
--- a/eeschema/tools/sch_drawing_tools.cpp
+++ b/eeschema/tools/sch_drawing_tools.cpp
@@ -275,7 +275,7 @@ int SCH_DRAWING_TOOLS::PlacePower( const TOOL_EVENT& aEvent )
 
 
 int SCH_DRAWING_TOOLS::doPlaceComponent( SCH_COMPONENT* aComponent, SCHLIB_FILTER* aFilter,
-                                         SCH_BASE_FRAME::HISTORY_LIST aHistoryList )
+                                         SCH_BASE_FRAME::HISTORY_LIST& aHistoryList )
 {
     VECTOR2I cursorPos = getViewControls()->GetCursorPosition();
     getViewControls()->ShowCursor( true );
diff --git a/eeschema/tools/sch_drawing_tools.h b/eeschema/tools/sch_drawing_tools.h
index 856f7b12db..01c7a9598c 100644
--- a/eeschema/tools/sch_drawing_tools.h
+++ b/eeschema/tools/sch_drawing_tools.h
@@ -73,7 +73,7 @@ public:
 private:
 
     int doPlaceComponent( SCH_COMPONENT* aComponent, SCHLIB_FILTER* aFilter,
-                          SCH_BASE_FRAME::HISTORY_LIST aHistoryList );
+                          SCH_BASE_FRAME::HISTORY_LIST& aHistoryList );
 
     int doSingleClickPlace( KICAD_T aType );