Description:
------------
defined numeric constant but in string type
used in static $a = array(A => 1);
this produce array $a with a messed up key

Reproduce code:
---------------
under cygwin:
./php5/php.exe -n -r 'define("A", "1"); static $a=array(A => 1); var_dump($a); echo isset($a[A]); echo "\n";'


Expected result:
----------------
array(1) {
  [1]=>
  int(1)
}
1


Actual result:
--------------
array(1) {
  ["1"]=>
  int(1)
}