rust/tests/ui/pattern/usefulness/floats.rs
2024-05-02 19:42:31 -04:00

44 lines
1.0 KiB
Rust

#![deny(unreachable_patterns)]
fn main() {
match 0.0 {
0.0..=1.0 => {}
_ => {} // ok
}
match 0.0 {
//~^ ERROR non-exhaustive patterns
0.0..=1.0 => {}
}
match 1.0f64 {
0.01f64..=6.5f64 => {}
0.005f64 => {}
0.01f64 => {} //~ ERROR unreachable pattern
0.02f64 => {} //~ ERROR unreachable pattern
6.5f64 => {} //~ ERROR unreachable pattern
6.6f64 => {}
1.0f64..=4.0f64 => {} //~ ERROR unreachable pattern
5.0f64..=7.0f64 => {}
_ => {}
};
match 1.0f64 {
0.01f64..6.5f64 => {}
6.5f64 => {} // this is reachable
_ => {}
};
match 1.0f32 {
0.01f32..=6.5f32 => {}
0.01f32 => {} //~ ERROR unreachable pattern
0.02f32 => {} //~ ERROR unreachable pattern
6.5f32 => {} //~ ERROR unreachable pattern
_ => {}
};
match 1.0f32 {
0.01f32..6.5f32 => {}
6.5f32 => {} // this is reachable
_ => {}
};
}