<?php
class aaa {
    public function __destruct() {
        try {
            throw new Exception(__CLASS__);
        } catch(Exception $ex) {
            echo "1. $ex\n";
        }
    }
}
function bbb() {
    $a = new aaa();
    throw new Exception(__FUNCTION__);
}
try {
    bbb();
    echo "must be skipped !!!";
} catch(Exception $ex) {
    echo "2. $ex\n";
}
?>