Ticket #22526: 22526.2.diff

src/wp-includes/taxonomy.php

@@ -2594 +2594 @@
         $wpdb->update( $wpdb->term_taxonomy, compact( 'term_id', 'taxonomy', 'description', 'parent' ), array( 'term_taxonomy_id' => $tt_id ) );
         do_action( 'edited_term_taxonomy', $tt_id, $taxonomy );
 
+        // Clean the relationship caches for all object types using this term
+        $objects = $wpdb->get_col( $wpdb->prepare( "SELECT object_id FROM $wpdb->term_relationships WHERE term_taxonomy_id = %d", $tt_id ) );
+        $tax_object = get_taxonomy( $taxonomy );
+        foreach ( $tax_object->object_type as $object_type )
+                clean_object_term_cache( $objects, $object_type );
+
         do_action("edit_term", $term_id, $tt_id, $taxonomy);
         do_action("edit_$taxonomy", $term_id, $tt_id);