[GHC] #5395: Context reduction stack overflow without undecidable instances

[GHC]

#5395: Context reduction stack overflow without undecidable instances
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        Reporter:  guest             |            Owner:
            Type:  bug               |           Status:  new
        Priority:  normal            |        Milestone:
       Component:  Compiler          |          Version:  7.0.4
      Resolution:                    |         Keywords:  type family,
Operating System:  Unknown/Multiple  |  termination
 Type of failure:  GHC rejects       |     Architecture:  Unknown/Multiple
  valid program                      |       Difficulty:  Unknown
       Test Case:                    |       Blocked By:
        Blocking:                    |  Related Tickets:
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Comment (by nomeata):

 BTW, the user guide still says the default is 20:
 http://www.haskell.org/ghc/docs/7.6.3/html/users_guide/flag-
 reference.html#idp39856880

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/5395#comment:6>
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