A semi-automated system that compares old unsafe code to new unsafe code would likely be really helpful here - say, a LLM prompted to investigate whether the ne

A semi-automated system that compares old unsafe code to new unsafe code would likely be really helpful here - say, a LLM prompted to investigate whether the new unsafe blocks are a significant difference in scope and documented intent from the old unsafe blocks. Unless the winners of https://www.ioccc.org/ https://www.ioccc.org/ are among your attackers, it's a pretty solid line of defense.