Zig does allow this, that's what GP is saying. You don't actually need to relocate your stack, you can just declare a portion of your stack (i.e. what would oth

Zig does allow this, that's what GP is saying. You don't actually need to relocate your stack, you can just declare a portion of your stack (i.e. what would otherwise be the next N frames) to be the stack you'll use for recursion, and thereafter use that to recurse in to.