This sounds similar to RcppEigen, cmath, and rstan installation issues - #3 by turtlegraphics
If so, the issue is likely that your version of XCode is out of sync with your operating system version
This sounds similar to RcppEigen, cmath, and rstan installation issues - #3 by turtlegraphics
If so, the issue is likely that your version of XCode is out of sync with your operating system version