Re: [Caml-list] lazy and marshal

[Damien Doligez <Damien.Doligez@inria.fr>]

On Tuesday, June 17, 2003, at 05:21 PM, sicard@poleia.lip6.fr wrote:

> Hello
> I don't understand the following error :
> Marshalling a lazy value don't work when the value has not been  
> computed.
>
>
> # let a = lazy 0;;
> val a : int lazy_t = <lazy>
> # Marshal.to_string a [ Marshal.Closures ] ;;
> Exception: Invalid_argument "output_value: abstract value".
>
> # Lazy.force a;;
> - : int = 0
> # Marshal.to_string a [ Marshal.Closures ] ;;
> - : string =
> "\132\149??\000\000\000\001\000\000\000\000\000\000\000\000\000\000\000 
> \000@"
> #


# Marshal.to_string (fun x -> x) [ Marshal.Closures ];;

You cannot marshall the functional values that are compiled
by the toplevel.  This is a limitation of the toplevel, not
lazy values.

-- Damien

-------------------
To unsubscribe, mail caml-list-request@inria.fr Archives: http://caml.inria.fr
Bug reports: http://caml.inria.fr/bin/caml-bugs FAQ: http://caml.inria.fr/FAQ/
Beginner's list: http://groups.yahoo.com/group/ocaml_beginners