GHC 5.04
July 2002GHC 5.04Mailing list: GHC 5.04 releasedRelease notes for GHC 5.04
Rank-2 types are generalizedArbitrary-rank polymorphism in GHC 5.04 to rank-N types. This feature will become the RankNTypes
extension in GHC 6.6.
Generalized newtype deriving is introduced.Generalised derived instances for newtypes in GHC 5.04 This feature will become the GeneralizedNewtypeDeriving
extension in GHC 6.6.
This is the first GHC version in which the package name base
base in GHC 5.04 appears. It contains standard library that previously existed in the package called std
. The base
package does not yet have a version number; package version numbers will not appear until GHC 6.4.