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warning: unreachable expression
--> $DIR/unreachable-try-pattern.rs:19:36
|
LL | let y = (match x { Ok(n) => Ok(n as u32), Err(e) => Err(e) })?;
| -^^^^^^^
| |
| unreachable expression
| any code following this expression is unreachable
|
note: the lint level is defined here
--> $DIR/unreachable-try-pattern.rs:3:9
|
LL | #![warn(unreachable_code)]
| ^^^^^^^^^^^^^^^^
warning: unreachable pattern
--> $DIR/unreachable-try-pattern.rs:19:24
|
LL | let y = (match x { Ok(n) => Ok(n as u32), Err(e) => Err(e) })?;
| ^^^^^-----------------
| |
| matches no values because `!` is uninhabited
| help: remove the match arm
|
= note: to learn more about uninhabited types, see https://doc.rust-lang.org/nomicon/exotic-sizes.html#empty-types
note: the lint level is defined here
--> $DIR/unreachable-try-pattern.rs:4:9
|
LL | #![warn(unreachable_patterns)]
| ^^^^^^^^^^^^^^^^^^^^
warning: unreachable pattern
--> $DIR/unreachable-try-pattern.rs:30:40
|
LL | let y = (match x { Ok(n) => Ok(n), Err(e) => Err(e) })?;
| ^^^^^^----------
| |
| matches no values because `Void` is uninhabited
| help: remove the match arm
|
= note: to learn more about uninhabited types, see https://doc.rust-lang.org/nomicon/exotic-sizes.html#empty-types
warning: 3 warnings emitted
|
