post-merge fixes for WL#1972

sql/item.cc

@@ -1911,8 +1911,7 @@ bool Item_field::fix_fields(THD *thd, TABLE_LIST *tables, Item **reference)
         /* Should have been checked in resolve_ref_in_select_and_group(). */
         DBUG_ASSERT(*ref && (*ref)->fixed);
 
-	Item_ref *rf= new Item_ref(last->ref_pointer_array + counter,
-                                   (char *)table_name, (char *)field_name);
+	Item_ref *rf= new Item_ref(ref, (char *)table_name, (char *)field_name);
 	if (!rf)
 	  return TRUE;
         thd->change_item_tree(reference, rf);
@@ -2864,7 +2863,7 @@ bool Item_ref::fix_fields(THD *thd, TABLE_LIST *tables, Item **reference)
           if (from_field != view_ref_found)
           {
             Item_field* fld;
-            if (!(fld= new Item_field(tmp)))
+            if (!(fld= new Item_field(from_field)))
               return TRUE;
             thd->change_item_tree(reference, fld);
             mark_as_dependent(thd, last, thd->lex->current_select, fld);

sql/sql_select.cc

@@ -11288,8 +11288,8 @@ find_order_in_list(THD *thd, Item **ref_pointer_array, TABLE_LIST *tables,
        thd->is_fatal_error))
     return 1;					// Wrong field 
   uint el= all_fields.elements;
-  all_fields.push_front(it);		        // Add new field to field list
-  ref_pointer_array[el]= it;
+  all_fields.push_front(order_item);		        // Add new field to field list
+  ref_pointer_array[el]= order_item;
   order->item= ref_pointer_array + el;
   return 0;
 }