[Hs-Generics] patch applied (generics): Fix Derive.hs to avoid recursion in Data instances

Tue Apr 1 06:00:26 PDT 2008 Alexey Rodriguez * Fix Derive.hs to avoid recursion in Data instances * We only make context for type variables otherwise it generates contexts such as: instance (Data ctx a,Data ctx [a],...) => Data ctx [a] where ... rather than instance (Data ctx a,...) => Data ctx [a] where ... M ./comparison/syb3/Derive.hs -1 +25