Try to fix some issues (OSX crashes and build and seg fault under linux)

3d-viewer/3d_canvas.cpp

@@ -63,18 +63,26 @@ END_EVENT_TABLE()
 
 /*************************************************************************/
 Pcb3D_GLCanvas::Pcb3D_GLCanvas( WinEDA3D_DrawFrame* parent ) :
+#if wxCHECK_VERSION( 2, 9, 0 )
     wxGLCanvas( parent, -1, NULL, wxDefaultPosition, wxDefaultSize, wxFULL_REPAINT_ON_RESIZE )
+#else
+    wxGLCanvas( parent, -1, wxDefaultPosition, wxDefaultSize, wxFULL_REPAINT_ON_RESIZE )
+#endif
 /*************************************************************************/
 {
     m_init   = FALSE;
     m_gllist = 0;
     m_Parent = parent;
 
+#if wxCHECK_VERSION( 2, 9, 0 )
     // Explicitly create a new rendering context instance for this canvas.
     m_glRC = new wxGLContext(this);
 
     // Make the new context current (activate it for use) with this canvas.
     SetCurrent(*m_glRC);
+#else
+    SetCurrent(NULL);
+#endif
     DisplayStatus();
 }
 
@@ -85,7 +93,9 @@ Pcb3D_GLCanvas::~Pcb3D_GLCanvas()
 {
     ClearLists();
     m_init = FALSE;
+#if wxCHECK_VERSION( 2, 9, 0 )
     delete m_glRC;
+#endif
 }
 
 

3d-viewer/3d_draw.cpp

@@ -46,7 +46,11 @@ static GLfloat Get3DLayerSide( int act_layer );
 void Pcb3D_GLCanvas::Redraw( bool finish )
 /******************************************/
 {
+#if wxCHECK_VERSION( 2, 9, 0 )
     SetCurrent(*m_glRC);
+#else
+    SetCurrent(NULL);
+#endif
     InitGL();
 
     glMatrixMode( GL_MODELVIEW );    /* position viewer */

3d-viewer/3d_viewer.h

@@ -79,7 +79,9 @@ public:
 private:
     bool   m_init;
     GLuint m_gllist;
+#if wxCHECK_VERSION( 2, 9, 0 )
     wxGLContext* m_glRC;
+#endif
 
 public:
     Pcb3D_GLCanvas( WinEDA3D_DrawFrame *parent );

eeschema/class_netlist_object.cpp

@@ -119,13 +119,14 @@ NETLIST_OBJECT::NETLIST_OBJECT()
     m_Label  = 0;                   /* For all labels:pointer on the text label */
 }
 
-
 // Copy constructor
 NETLIST_OBJECT::NETLIST_OBJECT( NETLIST_OBJECT& aSource )
 {
+    *this = aSource;
+    m_Label  = NULL;        // set to null because some items are owner, so the delete operator can create problems
+                            // if this member is copied here (if 2 different items are owner of the same object)
 }
 
-
 NETLIST_OBJECT::~NETLIST_OBJECT()
 {
     /* NETLIST_OBJECT is owner of m_Label only if its type is

eeschema/netlist.cpp

@@ -740,7 +740,6 @@ static int ConvertBusToMembers( NETLIST_OBJECT_LIST& aNetItemBuffer,
     {
         NETLIST_OBJECT* new_label = new NETLIST_OBJECT( BusLabel );
         NumItem++;
-
         /* Convertion du BusLabel en la racine du Label + le numero du fil */
         BufLine = BusLabel.m_Label->Left( RootBusNameLength );
         BufLine << BusMember;