patch applied (ghc): Indexed newtypes

[chak at cse.unsw.edu.au]

Wed Sep 20 11:40:35 PDT 2006  Manuel M T Chakravarty <chak at cse.unsw.edu.au>
  * Indexed newtypes
  Mon Sep 18 19:24:27 EDT 2006  Manuel M T Chakravarty <chak at cse.unsw.edu.au>
    * Indexed newtypes
    Thu Aug 31 22:09:21 EDT 2006  Manuel M T Chakravarty <chak at cse.unsw.edu.au>
      * Indexed newtypes
      - This patch makes indexed newtypes work
      - Only lightly tested
      - We need to distinguish between open and closed newtypes in a number of 
        places, because looking through newtypes doesn't work easily for open ones.

    M ./compiler/basicTypes/DataCon.lhs -3 +5
    M ./compiler/basicTypes/MkId.lhs -4 +26
    M ./compiler/coreSyn/MkExternalCore.lhs -1 +1
    M ./compiler/deSugar/DsUtils.lhs -1 +1
    M ./compiler/simplCore/SimplUtils.lhs -2 +2
    M ./compiler/typecheck/TcPat.lhs -1 +10
    M ./compiler/types/Coercion.lhs -2 +2
    M ./compiler/types/TyCon.lhs -1 +10
    M ./compiler/types/Type.lhs -5 +4