[GHC] #13487: GHC panic with deferred custom type errors

[GHC]

#13487: GHC panic with deferred custom type errors
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        Reporter:  DimaSamoz         |                Owner:  (none)
            Type:  bug               |               Status:  new
        Priority:  normal            |            Milestone:  8.4.1
       Component:  GHCi              |              Version:  8.0.2
      Resolution:                    |             Keywords:
Operating System:  Unknown/Multiple  |         Architecture:
 Type of failure:  Compile-time      |  Unknown/Multiple
  crash or panic                     |            Test Case:
      Blocked By:                    |             Blocking:
 Related Tickets:                    |  Differential Rev(s):
       Wiki Page:                    |
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Comment (by Simon Peyton Jones <simonpj@…>):

 In [changeset:"2f9f1f86849ebc18af409c9b3fd809c9cd464021/ghc" 2f9f1f8/ghc]:
 {{{
 #!CommitTicketReference repository="ghc"
 revision="2f9f1f86849ebc18af409c9b3fd809c9cd464021"
 Add a missing addDeferredBinding

 I'd forgotten to add deferred bindings for user type
 errors.  Fixes Trac #13487.
 }}}

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/13487#comment:4>
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