| // Copyright 2012 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. |
| |
| use std::f32; |
| |
| #[derive(PartialEq)] |
| struct Foo { |
| x: u32 |
| } |
| |
| const FOO: Foo = Foo { x: 0 }; |
| |
| fn main() { |
| let y = Foo { x: 1 }; |
| match y { |
| FOO => { } |
| //~^ ERROR must be annotated with `#[derive(PartialEq, Eq)]` |
| _ => { } |
| } |
| |
| let x = 0.0; |
| match x { |
| f32::INFINITY => { } |
| //~^ WARNING floating-point types cannot be used in patterns |
| //~| WARNING will become a hard error in a future release |
| _ => { } |
| } |
| } |
