[GHC] #8212: ghc panic building vector on Raspberry Pi

[GHC]

#8212: ghc panic building vector on Raspberry Pi
-----------------------------+-------------------------------------
       Reporter:  ill_logic  |             Owner:
           Type:  bug        |            Status:  new
       Priority:  normal     |         Milestone:
      Component:  Compiler   |           Version:  7.4.1
       Keywords:             |  Operating System:  Unknown/Multiple
   Architecture:  arm        |   Type of failure:  None/Unknown
     Difficulty:  Unknown    |         Test Case:
     Blocked By:             |          Blocking:
Related Tickets:             |
-----------------------------+-------------------------------------
 Configuring vector-0.10.0.1...
 Building vector-0.10.0.1...
 Preprocessing library vector-0.10.0.1...
 [ 1 of 19] Compiling Data.Vector.Storable.Internal (
 Data/Vector/Storable/Internal.hs,
 dist/build/Data/Vector/Storable/Internal.o )
 [ 2 of 19] Compiling Data.Vector.Fusion.Util ( Data/Vector/Fusion/Util.hs,
 dist/build/Data/Vector/Fusion/Util.o )
 [ 3 of 19] Compiling Data.Vector.Fusion.Stream.Size (
 Data/Vector/Fusion/Stream/Size.hs,
 dist/build/Data/Vector/Fusion/Stream/Size.o )

 Data/Vector/Fusion/Stream/Size.hs:25:10:
     Warning: No explicit method nor default method for `*'
     In the instance declaration for `Num Size'

 Data/Vector/Fusion/Stream/Size.hs:25:10:
     Warning: No explicit method nor default method for `abs'
     In the instance declaration for `Num Size'

 Data/Vector/Fusion/Stream/Size.hs:25:10:
     Warning: No explicit method nor default method for `signum'
     In the instance declaration for `Num Size'
 [ 4 of 19] Compiling Data.Vector.Internal.Check (
 Data/Vector/Internal/Check.hs, dist/build/Data/Vector/Internal/Check.o )
 [ 5 of 19] Compiling Data.Vector.Fusion.Stream.Monadic (
 Data/Vector/Fusion/Stream/Monadic.hs,
 dist/build/Data/Vector/Fusion/Stream/Monadic.o )
 ghc: panic! (the 'impossible' happened)
   (GHC version 7.4.1 for arm-unknown-linux):
         Cant do annotations without GHCi
     {Data/Vector/Fusion/Stream/Monadic.hs:104:19-33}
     base:GHC.Exts.ForceSpecConstr{d ra42}

 pi at raspberrypi ~ $ uname -a
 Linux raspberrypi 3.6.11+ #371 PREEMPT Thu Feb 7 16:31:35 GMT 2013 armv6l
 GNU/Linux

 Let me know if there's any other details I can help with.

-- 
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/8212>
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