Now there's also a stackoverflow question for this:
http://stackoverflow.com/questions/955711/specialization-in-type-classes-using-ghc
Any help highly appreciated!
2009/6/5 Cetin Sert cetin.s...@gmail.com
module IOStream where
import System.IO
import System.IO.Unsafe
class Out a where
The SPECIALIZE pragma doesn't do what you think; those implementations
are already as specialized as they get.
You can enable OverlappingInstances, but the big problem is that it
doesn't really work; consider this function:
foo :: Show a = a - String
foo x = out x
question = foo hello
What
