[GHC] #3313: Uncertain bug report (panic!)

[GHC]

#3313: Uncertain bug report (panic!)
-------------------------------+--------------------------------------------
 Reporter:  semanticprecision  |          Owner:        
     Type:  bug                |         Status:  new   
 Priority:  normal             |      Milestone:        
Component:  Compiler           |        Version:  6.10.2
 Severity:  normal             |     Resolution:        
 Keywords:                     |       Testcase:        
       Os:  Unknown/Multiple   |   Architecture:  x86   
-------------------------------+--------------------------------------------
Comment (by semanticprecision):

 Additional info: Windows XP Home. Here's the actual error message:

 {{{
 Prelude Data.Word> :l imageloader
 [1 of 5] Compiling ArrayMethods     ( ArrayMethods.hs, interpreted )
 [2 of 5] Compiling Color            ( Color.hs, interpreted )
 [3 of 5] Compiling Image            ( Image.hs, interpreted )
 [4 of 5] Compiling GrayscalePNG     ( GrayscalePNG.hs, interpreted )
 [5 of 5] Compiling ImageLoader      ( imageloader.hs, interpreted )
 : panic! (the 'impossible' happened)
   (GHC version 6.10.3 for i386-unknown-mingw32):
         schemeE(AnnCase).my_discr __word 1

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

 > :q
 Leaving GHCi.
 }}}

-- 
Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/3313#comment:1>
GHC <http://www.haskell.org/ghc/>
The Glasgow Haskell Compiler