In short they don’t, neither does the compiler. I wrote a rather large macro to auto-generate a Java-Ops parser. The I spent the next 4 days re-writing it so I

In short they don’t, neither does the compiler. I wrote a rather large macro to auto-generate a Java-Ops parser. The I spent the next 4 days re-writing it so I didn’t have to give the Rust compiler 4GiB of stack just to compile. Deeply recursive structures (boardering on 1mil+ recursion depth gets rough)