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

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