Just look at this: https://pvs-studio.com/en/blog/posts/cpp/1129/ - 11 parts about C++ undefined behavior from people who specialize in finding this stuff. And that’s only the tip of the iceberg.

I use C++ daily, and it’s an overcomplicated language. The really good thing about Rust or Zig is that (mostly) everything is explicit, and that’s a big win in my opinion.

In defense of C++, I can only say that lots of interesting projects in the world are written in it.