[GHC] #14922: Add inductively-defined Nat to base

[GHC]

#14922: Add inductively-defined Nat to base
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        Reporter:  chessai           |                Owner:  (none)
            Type:  feature request   |               Status:  new
        Priority:  normal            |            Milestone:
       Component:  libraries/base    |              Version:  8.2.2
      Resolution:                    |             Keywords:  base
Operating System:  Unknown/Multiple  |         Architecture:
                                     |  Unknown/Multiple
 Type of failure:  None/Unknown      |            Test Case:
      Blocked By:                    |             Blocking:
 Related Tickets:                    |  Differential Rev(s):
       Wiki Page:                    |
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Comment (by andrewthad):

 I'm in favor of these. I've used several packages that define `Nat`, and
 I've written several that define `Nat`. The annoyance is minor, but it
 would be nice to have this in a standard place.

-- 
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/14922#comment:2>
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