[GHC] #7066: isInstance does not work for compound types

[GHC]

#7066: isInstance does not work for compound types
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        Reporter:  edsko             |            Owner:  simonpj
            Type:  bug               |           Status:  new
        Priority:  normal            |        Milestone:  7.8.1
       Component:  Template Haskell  |          Version:  7.4.2
      Resolution:                    |         Keywords:
Operating System:  Unknown/Multiple  |     Architecture:  Unknown/Multiple
 Type of failure:  None/Unknown      |       Difficulty:  Unknown
       Test Case:                    |       Blocked By:
        Blocking:                    |  Related Tickets:
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Comment (by mojojojo):

 I've just released "fixed" versions of {{{reifyInstances}}} and
 {{{isInstance}}} as the [http://hackage.haskell.org/package/th-instance-
 reification th-instance-reification library], which work as edsko and I
 expected.

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/7066#comment:9>
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