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...@gmail.com> wrote: > On Tue, May 5, 2015 at 10:52 PM, Kevin Ushey <kevinus...@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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