[GHC] #8717: Segfault in 64-bit Windows GHCi

[GHC]

#8717: Segfault in 64-bit Windows GHCi
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       Reporter:  awson                 |             Owner:
           Type:  bug                   |            Status:  new
       Priority:  normal                |         Milestone:  7.8.1
      Component:  GHCi                  |           Version:  7.8.1-rc1
       Keywords:                        |  Operating System:  Windows
   Architecture:  x86_64 (amd64)        |   Type of failure:  GHCi crash
     Difficulty:  Difficult (2-5 days)  |         Test Case:
     Blocked By:                        |          Blocking:
Related Tickets:                        |
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 This code:
 {{{
 module Bug where

 import Data.Data

 c :: Constr
 c = toConstr False
 }}}

 gives segfault when trying to evaluate {{{c}}}.

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/8717>
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