Ticket #16854: query-patch-for-multiple-exclude-authors.patch

wp-includes/query.php

@@ -2221 +2221 @@
                                 $eq = '!=';
                                 $andor = 'AND';
                                 $q['author'] = explode('-', $q['author']);
-                                $q['author'] = (string)absint($q['author'][1]);
+                                $q['author'] = implode('',$q['author']);
                         } else {
                                 $eq = '=';
                                 $andor = 'OR';