// run-pass | |
#![allow(dead_code)] | |
trait A { fn a(&self) -> isize; } | |
trait B: A { fn b(&self) -> isize; } | |
trait C: A { fn c(&self) -> isize; } | |
struct S { bogus: () } | |
impl A for S { fn a(&self) -> isize { 10 } } | |
impl B for S { fn b(&self) -> isize { 20 } } | |
impl C for S { fn c(&self) -> isize { 30 } } | |
// Both B and C inherit from A | |
fn f<T:B + C>(x: &T) { | |
assert_eq!(x.a(), 10); | |
assert_eq!(x.b(), 20); | |
assert_eq!(x.c(), 30); | |
} | |
pub fn main() { | |
f(&S { bogus: () }) | |
} |