Whether it was generated by human or AI is irrelevant.

No. These systems are still so mindboggingly bad at anything that involves manual memory management and pointers that even entertaining the idea of using them for something as critical as a non-trivial large c++ codebase, for a password manager no less, is nuts. It displays a lack of concern for security and propensity for shortcuts that I don't want to touch anything by people who even remotely consider this appropriate.