| // Copyright 2015 The Rust Project Developers. See the COPYRIGHT |
| // file at the top-level directory of this distribution and at |
| // http://rust-lang.org/COPYRIGHT. |
| // |
| // Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or |
| // http://www.apache.org/licenses/LICENSE-2.0> or the MIT license |
| // <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your |
| // option. This file may not be copied, modified, or distributed |
| // except according to those terms. |
| |
| // Ensure that a user-defined type admits multiple inherent methods |
| // with the same name, which can be called on values that have a |
| // precise enough type to allow distinguishing between the methods. |
| |
| |
| struct Foo<T>(T); |
| |
| impl Foo<usize> { |
| fn bar(&self) -> i32 { self.0 as i32 } |
| } |
| |
| impl Foo<isize> { |
| fn bar(&self) -> i32 { -(self.0 as i32) } |
| } |
| |
| fn main() { |
| let foo_u = Foo::<usize>(5); |
| assert_eq!(foo_u.bar(), 5); |
| |
| let foo_i = Foo::<isize>(3); |
| assert_eq!(foo_i.bar(), -3); |
| } |
