[Rcpp-devel] Fwd: CRAN packages with C++ compilation errors on OS X 10.9

[Romain Francois]

Le 31/10/2013 15:59, baptiste auguie a écrit :
> Dear Rcpp gurus,
>
> Today a CRAN maintainer informed us of the failure of a few Rcpp-related
> packages to build under the new version of the Mac operating system, OS
> X 10.9 aka Mavericks.
> I do have access to a Mac, but I'm reluctant (in fact, unable) to update
> to Mavericks, therefore I'm in the dark when it comes to fixing /testing
> for the errors reported in the log file. On a positive note, it appears
> at first sight that most of the errors are relatively benign, and
> similar-looking issues are reported for all the packages involved. That
> gives me hope that once the underlying issue is well identified, most
> packages can be fixed with minimal changes.
>
> Here's the info we were given from CRAN,
>
> "OS X 10.9 (aka Mavericks) has a new C++ compiler, clang++ with libcxx
> headers/runtime.  Your package fails to compile with that compiler: see
> the appropriate log at http://www.stats.ox.ac.uk/pub/__bdr/Mavericks/
> <http://www.stats.ox.ac.uk/pub/bdr/Mavericks/> ."
>
> My two packages are cda and planar. The error seems to occur in the
> Modules definition, e.g. from this line in my code
>
> https://github.com/baptiste/planar/blob/master/src/multilayer.cpp#L231
>
> where "function" is judged ambiguous, as far as I understand. This
> "function" is presumably something from
> Rcpp/include/Rcpp/module/Module_generated_function.h but I am not
> familiar with that code.
>
> Any ideas, hints?
>
> Best regards,
>
> baptiste

I'll have a look. It is likely to be a bug in some part of Rcpp's code 
bloat.

I will try to find a solution that does not involve releasing a new Rcpp 
as 0.10.6 was just released.

Romain

-- 
Romain Francois
Professional R Enthusiast
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