This is as ridiculous as it is in C. You can't be sure you're testing all the user after free cases and if the code changes and you forget to update the test th

This is as ridiculous as it is in C. You can't be sure you're testing all the user after free cases and if the code changes and you forget to update the test then you have no idea that you could have added a use after free. Tests rot over time. The more I read about Zig I feel like it's made for C programmers stuck in the Stockholm Syndrome of C and don't want out. (Speaking as a former C programmer.)