[GHC] #10348: HEAD: `KnownNat` does not imply `Typeable` any more

[GHC]

#10348: HEAD: `KnownNat` does not imply `Typeable` any more
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        Reporter:  heisenbug         |                   Owner:  diatchki
            Type:  bug               |                  Status:  closed
        Priority:  highest           |               Milestone:  7.12.1
       Component:  Compiler (Type    |                 Version:  7.11
  checker)                           |                Keywords:
      Resolution:  fixed             |            Architecture:
Operating System:  Unknown/Multiple  |  Unknown/Multiple
 Type of failure:  GHC rejects       |               Test Case:
  valid program                      |                Blocking:
      Blocked By:                    |  Differential Revisions:
 Related Tickets:                    |
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Comment (by Gabor Greif <ggreif@…>):

 In [changeset:"e60dbf30adfcc0ba90ed9271239c0c8a7bc14f06/ghc"]:
 {{{
 #!CommitTicketReference repository="ghc"
 revision="e60dbf30adfcc0ba90ed9271239c0c8a7bc14f06"
 Check KnownSymbol => Typeable deduction

 verifying fix for #10348
 }}}

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/10348#comment:10>
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