{cabal}: cabal.mkDerivation (self : { pname = "stm"; version = "2.2.0.1"; # Haskell Platform 2011.2.0.0 sha256 = "1p0x414ffsd77mmlfz1cmwg2cbhinnbpxypxgvygg05js67msj8q"; meta = { description = "Software Transactional Memory"; }; })