[GHC] #4482: Allow type variables to be instantiated as a typeclass

[GHC]

#4482: Allow type variables to be instantiated as a typeclass
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        Reporter:  gidyn             |                   Owner:
            Type:  feature request   |                  Status:  closed
        Priority:  normal            |               Milestone:  7.4.1
       Component:  Compiler (Type    |                 Version:  6.12.3
  checker)                           |                Keywords:
      Resolution:  wontfix           |            Architecture:
Operating System:  Unknown/Multiple  |  Unknown/Multiple
 Type of failure:  None/Unknown      |               Test Case:
      Blocked By:                    |                Blocking:
 Related Tickets:                    |  Differential Revisions:
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Changes (by gidyn):

 * cc: gideon@… (removed)


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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/4482#comment:4>
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