| // run-pass | |
| #![allow(dead_code)] | |
| trait Foo { fn f(&self) -> isize; } | |
| trait Bar { fn g(&self) -> isize; } | |
| trait Baz { fn h(&self) -> isize; } | |
| trait Quux: Foo + Bar + Baz { } | |
| struct A { x: isize } | |
| impl Foo for A { fn f(&self) -> isize { 10 } } | |
| impl Bar for A { fn g(&self) -> isize { 20 } } | |
| impl Baz for A { fn h(&self) -> isize { 30 } } | |
| impl Quux for A {} | |
| fn f<T:Quux + Foo + Bar + Baz>(a: &T) { | |
| assert_eq!(a.f(), 10); | |
| assert_eq!(a.g(), 20); | |
| assert_eq!(a.h(), 30); | |
| } | |
| pub fn main() { | |
| let a = &A { x: 3 }; | |
| f(a); | |
| } |