Data Parallel "Impossible happened" compiler error
When I attempted to compile my vectorized code , I got the following message:
ghc -c -Odph -fcpr-off -fdph-seq newprop.hs
ghc: panic! (the 'impossible' happened)
(GHC version 6.12.1 for i386-apple-darwin):
sumTyCon 11
Please report this as a GHC bug: http://www.haskell.org/ghc/reportabug