| 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 |
| //~| WARNING floating-point types cannot be used in patterns |
| //~| WARNING this was previously accepted by the compiler but is being phased out |
| _ => { } |
| } |
| } |