--TEST--
Bug #45705 test #1 (imap rfc822_parse_adrlist() modifies passed address parameter)
--EXTENSIONS--
imap
--FILE--
<?php

$address = 'John Doe <john@example.com>';
var_dump($address);
imap_rfc822_parse_adrlist($address, '');
var_dump($address);

?>
--EXPECT--
string(27) "John Doe <john@example.com>"
string(27) "John Doe <john@example.com>"