[Rcpp-devel] C++11 in Windows R package
matteo.fasiolo at gmail.com
Thu May 29 13:42:40 CEST 2014
I have tried win-builder on a basic package constructed
with RcppArmadillo.package.skeleton() and
adding the line:
CXX_STD = CXX11
to Makevars.win triggers the error:
fatal error: RcppArmadilloLapack.h: No such file or directory
Does this help?
On Wed, May 28, 2014 at 11:47 PM, Matteo Fasiolo <matteo.fasiolo at gmail.com>
> Hi Dirk,
> many thanks for the prompt reply.
> Tomorrow I will simplify the package to locate the origin of the bug
> (which should
> be caused by one of the dependencies I guess).
> On Wed, May 28, 2014 at 11:23 PM, Dirk Eddelbuettel <edd at debian.org>
>> I may have found it. It is not as broken as I feared. At the end of
>> RcppArmadilloConfig.h we have
>> // R can be built with its own Rlapack library, or use an external
>> // one. Only the latter has zgesdd, a complex-valued SVD using
>> #ifdef WIN32
>> // on Windows we do not assume ZGESDD
>> #define ARMA_DONT_USE_CX_GESDD 1
>> // on the other OSs we test via LAPACK_LIBS (in configure) which
>> // updates this include file
>> #include <RcppArmadilloLapack.h>
>> so it was supposed to only include the library RcppArmadilloLapack.h if
>> on Windows. Somehow your configuration has undefined WIN32.
>> We need to figure out why / who / where and correct it, and / or find a
>> better #ifdef here.
>> Dirk Eddelbuettel | edd at debian.org | http://dirk.eddelbuettel.com
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