[GHC] #14131: Difference between newtype and newtype instance

[GHC]

#14131: Difference between newtype and newtype instance
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        Reporter:  Iceland_jack      |                Owner:  RyanGlScott
            Type:  bug               |               Status:  patch
        Priority:  normal            |            Milestone:
       Component:  Compiler          |              Version:  8.2.1
      Resolution:                    |             Keywords:  TypeFamilies
Operating System:  Unknown/Multiple  |         Architecture:
                                     |  Unknown/Multiple
 Type of failure:  None/Unknown      |            Test Case:
      Blocked By:                    |             Blocking:
 Related Tickets:  #7938, #9574,     |  Differential Rev(s):  Phab:D3872,
  #13985                             |  Phab:D3881
       Wiki Page:                    |
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Changes (by RyanGlScott):

 * differential:  Phab:D3872 => Phab:D3872, Phab:D3881


Comment:

 I took a go at the suggested refactoring in comment:9 at Phab:D3881.

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/14131#comment:16>
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