what exactly happens when ghc applies `-fdicts-strict' ? and what could then be the reason for Fail: Oops! Entered absent arg w_s1Bjs {GHCziBase.Ord {- tc 2c -} c {- tv a1AVd -}} when executing the compiled program? best regards, -- -- Johannes Waldmann ---- http://www.informatik.uni-leipzig.de/~joe/ -- -- joe@informatik.uni-leipzig.de -- phone/fax (+49) 341 9732 204/209 --