tagged debugging function used only in asearch

functions/imap_asearch.php

@@ -176,6 +176,10 @@ function asearch_unhtmlentities($string) {
  * @global bool imap_asearch_debug_dump
  * @param string $var_name
  * @param string $var_var
+ * @deprecated contains workarounds for 1.4.0 and older code. 
+ *   code without workarounds uses regular sm 1.4.2+ functions.
+ *   it is not compatible with 1.4.1
+ * @todo remove debugging function
  */
 function s_debug_dump($var_name, $var_var)
 {