Description:
------------
php5_module unable catch exception


????????

php 5.2.6

??????????????û?????⣬??????apache2?¾?????????

Reproduce code:
---------------
try
        {
            throw new Exception("ex");
            for($i=0;$i<1;$i++)
            {
               
            }
        }catch(Exception $e)
        {
              echo "Exception\n";
              return ;
        }
        echo "end\n";

Expected result:
----------------
not echo "Exception"

if:
--------------
try
        {
            throw new Exception("ex");
        }catch(Exception $e)
        {
              echo "Exception\n";
              return ;
        }
        echo "end\n";
----------------
cho "Exception"


Actual result:
--------------
echo "Exception"