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

[Andres Varon <avaron@gmail.com>]

On Mar 25, 2009, at 4:15 PM, Peng Zang wrote:

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> Thanks, do you know of a good work around?

Nope, I didn't see a satisfactory workaround.  Luckily I didn't need  
camlp4 in those modules anymore, so I only reported the problem,  
corrected the Makefile to skip them, and moved on.

Andres

>
> 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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>>> nc4vnKWkTvKXeR4Q0z4XB94=
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