>But, being able to see the context in which a thunk was constructed would be >extremely useful.
Yes of course... I was thinking along the lines of what is possible, rather than what is desirable. If only ghc had a -g (debug) flag like gcc that would force each funtion to push its entry onto some kind of call stack that would be returned by exceptions... Keean. _______________________________________________ Haskell-Cafe mailing list [EMAIL PROTECTED] http://www.haskell.org/mailman/listinfo/haskell-cafe