Ticket #12966: 12966.diff

wp-includes/post.php

@@ -752 +752 @@
 
         $post_types = array();
         foreach ( (array) $wp_post_types as $post_type ) {
-                if ( empty($args) ) {
+                if ( empty( $args ) ) {
                         if ( $do_names )
                                 $post_types[] = $post_type->name;
                         else
                                 $post_types[] = $post_type;
-                } elseif ( array_intersect_assoc((array) $post_type, $args) ) {
+                } elseif ( count( array_intersect_assoc( (array) $post_type, $args ) ) == count( $args ) ) {
                         if ( $do_names )
                                 $post_types[] = $post_type->name;
                         else