2012/9/28 Simon Peyton-Jones <[email protected]>: > Ahem. DFuns (what you get from is_dfun of a ClsInst) now have some "silent" > arguments, that are added by GHC and are not part of the original instance > declaration. See > Note [Silent superclass arguments] in TcInstDcls. > > But you don't want to print them. Just do what InstEnv.pprInstanceHdr does > (in InstEnv) to drop the silent arguments. > > I've added some more comments (commit to come).
Thanks! I've written a Haddock patch that drops the arguments. David _______________________________________________ Glasgow-haskell-users mailing list [email protected] http://www.haskell.org/mailman/listinfo/glasgow-haskell-users
