[Rcpp-devel] Can not install Rcpp on Mac OS X 10.9.5

[Kevin Ushey]

Finally, you could always try placing this in a file located at
`~/.R/Makevars`:

CC=clang

CXX=clang++


This was an 'old' workaround that ensured packages were built with `clang`
on Mavericks and above, when the transition first began...

On Tue, May 5, 2015 at 9:01 PM, Kevin Ushey <kevinushey at gmail.com> wrote:

> Oh, I wonder if you have the Snow Leopard version of R installed, when you
> should have the Mavericks version? What is the output of `sessionInfo()`?
> You might need to install the (Mavericks, non-Snow Leopard) version of R
> here:  http://cran.r-project.org/bin/macosx/
>
> On Tue, May 5, 2015 at 8:57 PM, Peng Yu <pengyu.ut at gmail.com> wrote:
>
>> On Tue, May 5, 2015 at 10:52 PM, Kevin Ushey <kevinushey at gmail.com>
>> wrote:
>> > Your error:
>> >
>> > Error in dyn.load(file, DLLpath = DLLpath, ...) :
>> >   unable to load shared object
>> > '/Users/py/Library/R/3.2/library/Rcpp/libs/Rcpp.so':
>> >   dlopen(/Users/py/Library/R/3.2/library/Rcpp/libs/Rcpp.so, 6): Symbol
>> > not found: __ZNSoD0Ev
>> >
>> >
>> > says some (mangled) symbol named `__ZNSoD0Ev` could not be found. Using
>> the
>> > online demangling tool at http://demangler.com/, I see this symbol is:
>> >
>> > _std::basic_ostream<char, std::char_traits<char> >::~basic_ostream()
>> >
>> >
>> > which should be provided by your C++ standard library.
>> >
>> > Given that you're using `g++` on OS X, I'm assuming you installed gcc
>> from
>> > macports or something like that, but either that was provided without a
>> > standard library (libstdc++), or it's distributed in such a way that
>> > libstdc++ isn't located on its default library search path.
>> >
>> > So, you should either:
>> >
>> > 1. Figure out where you can get libstdc++ for the g++ compiler you've
>> > obtained, or
>> > 2. Just use Apple's command line tools (clang etc) as that will 'just
>> work'.
>>
>> I use install.packages(). How to clang with it?
>>
>> --
>> Regards,
>> Peng
>>
>
>
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