On Fri, Dec 08, 2006 at 03:13:40PM -0800, Jim Grundy wrote:
> [...] 
> The signatures of these modules currently contain lines like this:
> type variable (* = int *)
> [...]
> 1/ Is there some way I can reveal this representation to the parts of 
> the system that clearly need it for effective optimization, without 
> opening this up for general use.

You can use
  type variable = Variable of int
  etc.
in your signatures.

This makes the representation visible for optimization purposes,
incurs no representation overhead, but will catch most typing
mistakes.

-- 
Eric Cooper             e c c @ c m u . e d u