error[E0004]: non-exhaustive patterns: `_` not covered --> $DIR/floats.rs:10:11 | LL | match 0.0 { | ^^^ pattern `_` not covered | = note: the matched value is of type `f64` help: ensure that all possible cases are being handled by adding a match arm with a wildcard pattern or an explicit pattern as shown | LL ~ 0.0..=1.0 => {}, LL + _ => todo!() | error: unreachable pattern --> $DIR/floats.rs:16:7 | LL | 0.02f64 => {} | ^^^^^^^ | note: the lint level is defined here --> $DIR/floats.rs:2:9 | LL | #![deny(unreachable_patterns)] | ^^^^^^^^^^^^^^^^^^^^ error: aborting due to 2 previous errors For more information about this error, try `rustc --explain E0004`.