Thanks Daniel for confirming this. I suspect this is caused by some rewrite rules in vector. So I reported it in their issue-tracker:
http://trac.haskell.org/vector/ticket/63 Regards, Bas _______________________________________________ Glasgow-haskell-users mailing list Glasgow-haskell-users@haskell.org http://www.haskell.org/mailman/listinfo/glasgow-haskell-users