[Rcpp-devel] g++-llvm still doesn't like RcppArmadillo?

[Dirk Eddelbuettel]

On 23 December 2011 at 11:03, Davor Cubranic wrote:
| Did we ever find a way to make RcppArmadillo compile with g++-llvm 
| on OS X Lion?
| 
| There was a thread in July about unresolved 'arma_version' symbol 
| (http://lists.r-forge.r-project.org/pipermail/rcpp-devel/2011-July/002621.html), 
| and it appears the only way around it was by compiling with the 
| vanilla g++.
| 
| I just ran into the same error, using R installed from MacPorts as 
| the R-framework port. This uses the llvm-g++-4.2 toolchain, so 
| getting it to use apple-g++ to compile just RcppArmadillo would 
| probably require manual fiddling with the configure step, which I 
| would prefer to avoid given that this is on a compute cluster where 
| we're automating software installation and upgrading.

No idea, as I'm not a mac user I can't really help.

Are OS X users / developers moving towards llvm, or towards local copies of
newer g++ versions?

Dirk
 
| Also, does anyone know if this will mean that every package that 
| depends on RcppArmadillo will have to avoid using LLVM as well?
| 
| Installation output below:
| 
| * installing *source* package 'RcppArmadillo' ...
| ** package 'RcppArmadillo' successfully unpacked and MD5 sums 
| checked
| ** libs
| *** arch - x86_64
| /opt/local/bin/llvm-g++-4.2 
| -I/opt/local/Library/Frameworks/R.framework/Resources/include 
| -I/opt/local/Library/Frameworks/R.framework/Resources/include/x86_64 
| -I/opt/local/include 
| -I"/opt/local/Library/Frameworks/R.framework/Versions/2.14/Resources/library/Rcpp/include" 
| -I../inst/include -fPIC  -pipe -O2 -m64 -c RcppArmadillo.cpp -o 
| RcppArmadillo.o
| /opt/local/bin/llvm-g++-4.2 
| -I/opt/local/Library/Frameworks/R.framework/Resources/include 
| -I/opt/local/Library/Frameworks/R.framework/Resources/include/x86_64 
| -I/opt/local/include 
| -I"/opt/local/Library/Frameworks/R.framework/Versions/2.14/Resources/library/Rcpp/include" 
| -I../inst/include -fPIC  -pipe -O2 -m64 -c fastLm.cpp -o fastLm.o
| /opt/local/bin/llvm-g++-4.2 -dynamiclib 
| -Wl,-headerpad_max_install_names -undefined dynamic_lookup 
| -single_module -multiply_defined suppress -L/opt/local/lib 
| -L/opt/local/lib/llvm-gcc42 -lgfortran -o RcppArmadillo.so 
| RcppArmadillo.o fastLm.o 
| /opt/local/Library/Frameworks/R.framework/Versions/2.14/Resources/library/Rcpp/lib/x86_64/libRcpp.a 
| -L/opt/local/Library/Frameworks/R.framework/Resources/lib/x86_64 
| -lRlapack 
| -L/opt/local/Library/Frameworks/R.framework/Resources/lib/x86_64 
| -lRblas -F/opt/local/Library/Frameworks/R.framework/.. -framework R 
| -Wl,-framework -Wl,CoreFoundation
| installing to 
| /opt/local/Library/Frameworks/R.framework/Versions/2.14/Resources/library/RcppArmadillo/libs/x86_64
| ** R
| ** inst
| ** preparing package for lazy loading
| ** help
| *** installing help indices
| ** building package indices ...
| *** tangling vignette sources ...
|     'RcppArmadillo-unitTests.Rnw'
| ** testing if installed package can be loaded
| Error in dyn.load(file, DLLpath = DLLpath, ...) :
|    unable to load shared object 
| '/opt/local/Library/Frameworks/R.framework/Versions/2.14/Resources/library/RcppArmadillo/libs/x86_64/RcppArmadillo.so':
| 
| dlopen(/opt/local/Library/Frameworks/R.framework/Versions/2.14/Resources/library/RcppArmadillo/libs/x86_64/RcppArmadillo.so, 
| 6): Symbol not found: __ZN4arma12arma_version5majorE
|    Referenced from: 
| /opt/local/Library/Frameworks/R.framework/Versions/2.14/Resources/library/RcppArmadillo/libs/x86_64/RcppArmadillo.so
|    Expected in: flat namespace
|   in 
| /opt/local/Library/Frameworks/R.framework/Versions/2.14/Resources/library/RcppArmadillo/libs/x86_64/RcppArmadillo.so
| Error: loading failed
| Execution halted
| ERROR: loading failed
| * removing 
| '/opt/local/Library/Frameworks/R.framework/Versions/2.14/Resources/library/RcppArmadillo'
| 
| The downloaded packages are in
|          '/private/tmp/RtmpXwDIXY/downloaded_packages'
| Warning message:
| In install.packages("RcppArmadillo") :
|    installation of package 'RcppArmadillo' had non-zero exit status
| 
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