Re: [Caml-list] can anyone replicate this camlp4 problem?

[Peng Zang <peng.zang@gmail.com>]

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Thanks, do you know of a good work around?

Peng


On Wednesday 25 March 2009 04:01:24 pm Andres Varon wrote:
> On Mar 25, 2009, at 3:55 PM, Peng Zang wrote:
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> > Hi, camlp4 seems to break parsing of object duplication on 3.11.
> > Can anyone
> > replicate this problem?  Is this an known issue?  A quick google
> > search did
> > not reveal anything..
>
> Yeah. I reported the bug here:
>
> http://caml.inria.fr/mantis/view.php?id=4673
>
> Andres
>
> > Peng
> >
> >
> >          Objective Caml version 3.11.0
> >
> >  # #use "topfind";;
> >  Findlib has been successfully loaded. Additional directives:
> >    #require "package";;      to load a package
> >    #list;;                   to list the available packages
> >    #camlp4o;;                to load camlp4 (standard syntax)
> >    #camlp4r;;                to load camlp4 (revised syntax)
> >    #predicates "p,q,...";;   to set these predicates
> >    Topfind.reset();;         to force that packages will be reloaded
> >    #thread;;                 to enable threads
> >
> >  # #camlp4o;;
> >  /home/peng/app-data/godi-3.11/lib/ocaml/std-lib/dynlink.cma: loaded
> >  /home/peng/app-data/godi-3.11/lib/ocaml/std-lib/camlp4: added to
> > search path
> >  /home/peng/app-data/godi-3.11/lib/ocaml/std-lib/camlp4/camlp4o.cma:
> > loaded
> >          Camlp4 Parsing version 3.11.0
> >
> >  # class functional_point x y = object
> >      val x = x
> >      val y = y
> >      method get_x = x
> >      method get_y = y
> >      method move dx dy = {< x = x + dx; y = y + dy >}
> >    end;;
> >            Characters 138-144:
> >      method move dx dy = {< x = x + dx; y = y + dy >}
> >                                 ^^^^^^
> >  Warning S: this expression should have type unit.
> >  Characters 146-156:
> >      method move dx dy = {< x = x + dx; y = y + dy >}
> >                                         ^^^^^^^^^^
> >  Error: This expression has type bool but is here used with type int
> >  #
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