[GHC] #9629: GHC panic while installing purescript

[GHC]

#9629: GHC panic while installing purescript
-------------------------------------+-------------------------------------
       Reporter:  jlburkhead         |                   Owner:
           Type:  bug                |                  Status:  new
       Priority:  normal             |               Milestone:
      Component:  Compiler           |                 Version:  7.4.1
       Keywords:                     |        Operating System:  Linux
   Architecture:  x86_64 (amd64)     |         Type of failure:  Compile-
     Difficulty:  Unknown            |  time crash
     Blocked By:                     |               Test Case:
Related Tickets:                     |                Blocking:
                                     |  Differential Revisions:
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 {{{
 $ cabal install purescript
 [1 of 1] Compiling Main             (
 /tmp/purescript-0.5.6.2-11475/purescript-0.5.6.2/dist/setup/setup.hs,
 /tmp/purescript-0.5.6.2-11475/purescript-0.5.6.2/dist/setup/Main.o )
 Linking /tmp/purescript-0.5.6.2-11475/purescript-0.5.6.2/dist/setup/setup
 ...
 Configuring purescript-0.5.6.2...
 Building purescript-0.5.6.2...
 Preprocessing library purescript-0.5.6.2...
 [ 1 of 53] Compiling Language.PureScript.Parser.State (
 src/Language/PureScript/Parser/State.hs,
 dist/build/Language/PureScript/Parser/State.o )

 ...

 [53 of 53] Compiling Language.PureScript ( src/Language/PureScript.hs,
 dist/build/Language/PureScript.o )
 In-place registering purescript-0.5.6.2...
 Preprocessing executable 'psc' for purescript-0.5.6.2...
 [1 of 2] Compiling Paths_purescript (
 dist/build/autogen/Paths_purescript.hs, dist/build/psc/psc-
 tmp/Paths_purescript.o )
 [2 of 2] Compiling Main             ( psc/Main.hs, dist/build/psc/psc-
 tmp/Main.o )
 ghc: panic! (the 'impossible' happened)
   (GHC version 7.4.1 for x86_64-unknown-linux):
         tyThingTyCon
     Data constructor
 `purescript-0.5.6.2:Language.PureScript.Options.Compile{d r21e}'

 Please report this as a GHC bug:  http://www.haskell.org/ghc/reportabug

 Failed to install purescript-0.5.6.2
 cabal: Error: some packages failed to install:
 purescript-0.5.6.2 failed during the building phase. The exception was:
 ExitFailure 1
 }}}

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/9629>
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