> But the only way to actually achieve reliable clean-less builds is to run it in an environment where you either take away all access to non-dependencies (like

> But the only way to actually achieve reliable clean-less builds is to run it in an environment where you either take away all access to non-dependencies (like Nix[0]) or automatically record all accessed files (like Tup[1]). You can also let the compiler record dependencies. Gcc, for example, does have an option for that. That's explained here: https://redo.readthedocs.io/en/latest/#whats-so-special-about-redo https://redo.readthedocs.io/en/latest/#whats-so-special-abou...