rust/tests/ui/traits/inheritance/auxiliary/overloading_xc.rs

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use std::cmp::PartialEq;
use std::ops::{Add, Sub, Mul};
pub trait MyNum : Add<Output=Self> + Sub<Output=Self> + Mul<Output=Self> + PartialEq + Clone {
}
#[derive(Clone, Debug)]
pub struct MyInt {
pub val: isize
}
impl Add for MyInt {
type Output = MyInt;
fn add(self, other: MyInt) -> MyInt { mi(self.val + other.val) }
}
impl Sub for MyInt {
type Output = MyInt;
fn sub(self, other: MyInt) -> MyInt { mi(self.val - other.val) }
}
impl Mul for MyInt {
type Output = MyInt;
fn mul(self, other: MyInt) -> MyInt { mi(self.val * other.val) }
}
impl PartialEq for MyInt {
fn eq(&self, other: &MyInt) -> bool { self.val == other.val }
fn ne(&self, other: &MyInt) -> bool { !self.eq(other) }
}
impl MyNum for MyInt {}
fn mi(v: isize) -> MyInt { MyInt { val: v } }