From 92011d91d2ff6fd97b6a6cf813e3b4a6dcf1b649 Mon Sep 17 00:00:00 2001
From: Seth Hillbrand <seth@kipro-pcb.com>
Date: Thu, 17 Oct 2019 21:29:26 -0700
Subject: [PATCH] eeschema: Testing for static/dynamic cast failure

---
 eeschema/tools/sch_edit_tool.cpp          | 3 +++
 eeschema/tools/sch_line_wire_bus_tool.cpp | 4 ++--
 2 files changed, 5 insertions(+), 2 deletions(-)

diff --git a/eeschema/tools/sch_edit_tool.cpp b/eeschema/tools/sch_edit_tool.cpp
index 59ff39fab8..c512240a1a 100644
--- a/eeschema/tools/sch_edit_tool.cpp
+++ b/eeschema/tools/sch_edit_tool.cpp
@@ -902,6 +902,9 @@ int SCH_EDIT_TOOL::DoDelete( const TOOL_EVENT& aEvent )
     {
         SCH_ITEM* sch_item = dynamic_cast<SCH_ITEM*>( item );
 
+        if( !sch_item )
+            continue;
+
         if( sch_item->Type() == SCH_JUNCTION_T )
         {
             sch_item->SetFlags( STRUCT_DELETED );
diff --git a/eeschema/tools/sch_line_wire_bus_tool.cpp b/eeschema/tools/sch_line_wire_bus_tool.cpp
index f0f49f5a93..dc1a5d737b 100644
--- a/eeschema/tools/sch_line_wire_bus_tool.cpp
+++ b/eeschema/tools/sch_line_wire_bus_tool.cpp
@@ -866,10 +866,10 @@ int SCH_LINE_WIRE_BUS_TOOL::AddJunctionsIfNeeded( const TOOL_EVENT& aEvent )
 
     for( unsigned ii = 0; ii < aSelection->GetSize(); ii++ )
     {
-        SCH_ITEM*            item = static_cast<SCH_ITEM*>( aSelection->GetItem( ii ) );
+        SCH_ITEM*            item = dynamic_cast<SCH_ITEM*>( aSelection->GetItem( ii ) );
         std::vector<wxPoint> new_pts;
 
-        if( !item->IsConnectable() )
+        if( !item || !item->IsConnectable() )
             continue;
 
         item->GetConnectionPoints( new_pts );