Resolving dependencies...
Downloading units-1.0.0...
Configuring units-1.0.0...
Building units-1.0.0...
Preprocessing library units-1.0.0...
[ 1 of 12] Compiling Data.Dimensions.TypePrelude ( src/Data/Dimensions/TypePrelude.hs, dist/build/Data/Dimensions/TypePrelude.o )

src/Data/Dimensions/TypePrelude.hs:25:63:
    parse error on input `where'
Failed to install units-1.0.0
cabal: Error: some packages failed to install:
units-1.0.0 failed during the building phase. The exception was:
ExitFailure 1