Description of indexify.scm

Purpose:
--------
INDEXIFY replaces calls to the pseudo-primitive %vector-index with
result of calling vector-index at compile time.

Operators Introduced:
---------------------
none

Operators removed:
------------------
%vector-index is replaced by a constant integer

Restrictions on Input:
----------------------
Special forms excluded: 
  ACCESS, DEFINE, DELAY, IN-PACKAGE, OR, SET!, THE-ENVIRONMENT
  UNASSIGNED?

Special forms introduced:
-------------------------
  none

Magic Cookies handled specially:
-------------------------------
none

Guarantees on Output:
---------------------
 No references to %vector-index.