Cannot install combayes from within R from macports on High Sierra

[MooersLab]

Same error as issue one. I wonder if the gcc5+ required by High Sierra is causing the trouble.

library(devtools) install_github("cchanialidis/combayes") Downloading GitHub repo cchanialidis/combayes@master from URL https://api.github.com/repos/cchanialidis/combayes/zipball/master Installing combayes '/Library/Frameworks/R.framework/Resources/bin/R' --no-site-file --no-environ \ --no-save --no-restore --quiet CMD INSTALL \ '/private/tmp/Rtmp3Rkn54/devtoolsad7b6dc9441d/cchanialidis-combayes-8563543' \ --library='/Users/blaine/Library/R/3.4/library' --install-tests

• installing source package ‘combayes’ ... libs clang -I/Library/Frameworks/R.framework/Resources/include -DNDEBUG -I/usr/local/include -fPIC -Wall -g -O2 -c logzcmpois.c -o logzcmpois.o clang -I/Library/Frameworks/R.framework/Resources/include -DNDEBUG -I/usr/local/include -fPIC -Wall -g -O2 -c rcmpois.c -o rcmpois.o clang -dynamiclib -Wl,-headerpad_max_install_names -undefined dynamic_lookup -single_module -multiply_defined suppress -L/Library/Frameworks/R.framework/Resources/lib -L/usr/local/lib -o combayes.so logzcmpois.o rcmpois.o -F/Library/Frameworks/R.framework/.. -framework R -Wl,-framework -Wl,CoreFoundation installing to /Users/blaine/Library/R/3.4/library/combayes/libs R preparing package for lazy loading help No man pages found in package ‘combayes’ * installing help indices building package indices ** testing if installed package can be loaded Error: package or namespace load failed for ‘combayes’ in dyn.load(file, DLLpath = DLLpath, ...): unable to load shared object '/Users/blaine/Library/R/3.4/library/combayes/libs/combayes.so': dlopen(/Users/blaine/Library/R/3.4/library/combayes/libs/combayes.so, 6): Symbol not found: _addup_check Referenced from: /Users/blaine/Library/R/3.4/library/combayes/libs/combayes.so Expected in: flat namespace in /Users/blaine/Library/R/3.4/library/combayes/libs/combayes.so Error: loading failed Execution halted ERROR: loading failed
• removing ‘/Users/blaine/Library/R/3.4/library/combayes’ Installation failed: Command failed (1)