ghci: :f fmap -> can't unify

Typing ':f fmap' at the GHCi prompt gives a panic (Can't unify). See below:

$ ghci
GHCi, version 6.8.2: http://www.haskell.org/ghc/  :? for help
Loading package base ... linking ... done.
Prelude> :f fmap
ghc-6.8.2: panic! (the 'impossible' happened)
  (GHC version 6.8.2 for x86_64-unknown-linux):
	Can't unify

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

Prelude>

This is with the ghc package distributed with Debian testing/lenny (version 6.8.2-5).

Vincent.

Trac metadata

Trac field	Value
Version	6.8.2
Type	Bug
TypeOfFailure	OtherFailure
Priority	normal
Resolution	Unresolved
Component	GHCi
Test case
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BlockedBy
Related
Blocking
CC	vincent@arkesteijn.net
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ghci: :f fmap -> can't unify