Description:
------------
PHP5 Windows crashes if I execute the code below: (not tested with *nix version of PHP)

<?
$_GET["search_type"] = 1;
switch ($_GET["search_type"]) {  
  case 1:
    function sqlWhere() {
    }
    sqlWhere();
  }
?>

Reproduce code:
---------------
<?
$_GET["search_type"] = 1;
switch ($_GET["search_type"]) {  
  case 1:
    function sqlWhere() {
    }
    sqlWhere();
  }
?>

Expected result:
----------------
This example code won't actually do nothing.

Actual result:
--------------
Crash...