[Haskell-cafe] ghc panic when compiling blaze-builder

[kyra]

On 11/21/2010 3:20 AM, JosИ Romildo Malaquias wrote:
> When compiling blaze-builder-0.2.0.1 with ghc-7.0.1 on my ~amd64 gentoo
> system, I am getting the shown below.
>
> Any clues?
>
> Romildo
>
>
> [...]
> Building blaze-builder-0.2.0.1...
> [1 of 8] Compiling Blaze.ByteString.Builder.Internal ( Blaze/ByteString/Builder/Internal.hs, dist/build/Blaze/ByteString/Builder/Internal.o )
> ghc: panic! (the 'impossible' happened)
>    (GHC version 7.0.1 for x86_64-unknown-linux):
> 	dsLet: unlifted

Look here: http://hackage.haskell.org/trac/ghc/ticket/4498