Installation from Github fails on Mac

[rmendels]

Running os 10.12.6, latest Xcode, R3.4.2. This problem has arisen in other packages:

devtools::install_github("helske/bssm")
Downloading GitHub repo helske/bssm@master
from URL https://api.github.com/repos/helske/bssm/zipball/master
Installing bssm
'/Library/Frameworks/R.framework/Resources/bin/R' --no-site-file --no-environ
--no-save --no-restore --quiet CMD INSTALL
'/private/var/folders/xw/mcmsdzzx4mgbttplylgs7ysh0000gp/T/RtmpoGVsEQ/devtoolsf4114663d465/helske-bssm-c86446d'
--library='/Users/rmendels/Library/R/3.4/library' --install-tests

• installing source package ‘bssm’ ...
  ** libs
  clang++ -std=gnu++11 -I/Library/Frameworks/R.framework/Resources/include -DNDEBUG -I"/Users/rmendels/Library/R/3.4/library/BH/include" -I"/Users/rmendels/Library/R/3.4/library/Rcpp/include" -I"/Users/rmendels/Library/R/3.4/library/RcppArmadillo/include" -I"/Users/rmendels/Library/R/3.4/library/ramcmc/include" -I"/Users/rmendels/Library/R/3.4/library/sitmo/include" -I/usr/local/include -fopenmp -fPIC -Wall -g -O2 -c R_approx.cpp -o R_approx.o
  clang: error: unsupported option '-fopenmp'
  make: *** [R_approx.o] Error 1
  ERROR: compilation failed for package ‘bssm’
• removing ‘/Users/rmendels/Library/R/3.4/library/bssm’
• restoring previous ‘/Users/rmendels/Library/R/3.4/library/bssm’
  Installation failed: Command failed (1)

Thanks

[rmendels]

Found a solution - an R compatible version of clang with openmp included:

http://thecoatlessprofessor.com/programming/openmp-in-r-on-os-x/#after-3-4-0

-Roy

[helske]

Yes, I just switched to Mac as well, and found out the same issue couple weeks ago. Glad you got it working.