Not sure if CppBackend is essential. I tried to checkout an earlier version of llvm as well as you a binary snapshot of cling from here but had no luck (possibly due to unrelated XCode toolset issues):
https://root.cern.ch/download/cling//
It is too bad as this looks like an amazing project! Must have been a bit of work to get LLVM and Cling to play nice with Cinder.
It looks like sadly the CppBackend was removed causing the install script to fail: https://reviews.llvm.org/rL268631 http://stackoverflow.com/questions/14751403/generate-llvm-c-api-code-as-backend
Not sure if CppBackend is essential. I tried to checkout an earlier version of llvm as well as you a binary snapshot of cling from here but had no luck (possibly due to unrelated XCode toolset issues): https://root.cern.ch/download/cling//
It is too bad as this looks like an amazing project! Must have been a bit of work to get LLVM and Cling to play nice with Cinder.