I'm not sure if adding an additional language or two to C makes the codebase simpler than pure C++ code. What's more, I've witnessed quite a few times the code

I'm not sure if adding an additional language or two to C makes the codebase simpler than pure C++ code. What's more, I've witnessed quite a few times the code generating program becoming incomprehensible after more and more parts of the code gets generated conditionally.