[Bug AWT/21649] New: errors when exiting gcjappletviewer

[tromey at gcc dot gnu dot org]

If I click the window manager's "close" button for a gcjappletviewer
window, I get a number of messages from Gtk:

(:24933): GLib-GObject-WARNING **: invalid unclassed pointer in cast to 
`GtkWidget'
                                                                                
(:24933): GLib-GObject-WARNING **: invalid unclassed pointer in cast to 
`GtkObject'
                                                                                
(:24933): GLib-GObject-WARNING **: invalid unclassed pointer in cast to 
`GObject'
                                                                                
(:24933): GLib-GObject-WARNING **: instance with invalid (NULL) class pointer
 
(:24933): GLib-GObject-CRITICAL **: file gsignal.c: line 1677
(g_signal_connect_data): assertion `G_TYPE_CHECK_INSTANCE (instance)' failed
 
(:24933): GLib-GObject-WARNING **: invalid unclassed pointer in cast to 
`GtkWidget'
 
(:24933): GLib-GObject-WARNING **: invalid unclassed pointer in cast to 
`GtkObject'
 
(:24933): GLib-GObject-WARNING **: invalid unclassed pointer in cast to 
`GtkWidget'
 
(:24933): GLib-GObject-WARNING **: invalid unclassed pointer in cast to 
`GtkObject'
 
(:24933): GLib-GObject-WARNING **: invalid uninstantiatable type `guchar' in
cast to `GtkWidget'
 
(:24933): Gtk-CRITICAL **: file gtkwidget.c: line 2041 (gtk_widget_hide):
assertion `GTK_IS_WIDGET (widget)' failed

-- 
           Summary: errors when exiting gcjappletviewer
           Product: gcc
           Version: 4.1.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P2
         Component: AWT
        AssignedTo: fitzsim at redhat dot com
        ReportedBy: tromey at gcc dot gnu dot org
                CC: gcc-bugs at gcc dot gnu dot org,java-prs at gcc dot gnu
                    dot org


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=21649