This is mostly for testing your LLVM-based compilers and compiler-related tools under different configurations and with different versions of LLVM. Built and packaged on Travis CI & AppVeyor.https://github.com/vovkos/llvm-package-travis
https://github.com/vovkos/llvm-package-windows
Example of usage for testing my own project:
https://github.com/vovkos/jancy