default_method_ice.rs

#[allow(default_methods)];

trait Foo {
    pub fn visit_crate(&mut self) {
        self.visit_mod([1,2,3])
    }

    pub fn visit_mod(&mut self, a: &[uint]) {
        for a.iter().advance |i| {
            self.visit_item(i);
        }
    }

    pub fn visit_item(&mut self, _i: &uint) {
    }

}

struct Printer;

impl Foo for Printer {
    pub fn visit_item(&mut self, _i: &uint) {
        println("Item!");
    }
}

fn main() {
    let mut a = Printer;

    a.visit_crate();
}