Re: a bug in current_functor

Carlo Capelli <[email protected]>
Newsgroups gmane.comp.ai.prolog.swi
Message-ID <CABty9wwaDDiOwXD5hwE=B7-ViE7Kcv66sBDhVkOnOkVrRQhZeg@mail.gmail.com>
Maybe my 'correction' is invalid, instead current_functor should fail on a
predicate with arity 0.
Sorry for the noise....

2013/10/28 Carlo Capelli <[email protected]>

> Hi Jan
>
> There could be a bug at line 391 of pl-funct.c. That line read
>
> if ( fd && fd->arity > 0 && (!nm || nm == fd->name) )
>
> but I think should be
>
> if ( fd && fd->arity >= 0 && (!nm || nm == fd->name) )
>
> This arises from this question<http://stackoverflow.com/q/19642818/874024>
> .
>
> bye Carlo
> **
>
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