X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/45344b388060ed6cb27b494cf553d7223bd3e33b..b822bdc032e508858596a36cf5f344d60bf26f34:/include/wx/gtk/dataform.h

diff --git a/include/wx/gtk/dataform.h b/include/wx/gtk/dataform.h
index 1fc8372227..86e0cd7838 100644
--- a/include/wx/gtk/dataform.h
+++ b/include/wx/gtk/dataform.h
@@ -30,7 +30,14 @@ public:
     wxDataFormat( const wxCStrData& id ) { InitFromString(id); }
 
     wxDataFormat& operator=(const wxDataFormat& format)
-        { m_type = format.m_type; m_format = format.m_format; return *this; }
+    {
+        if (&format != this)
+        {
+            m_type = format.m_type;
+            m_format = format.m_format;
+        }
+        return *this;
+    }
     wxDataFormat& operator=(NativeFormat format)
         { SetId(format); return *this; }