1 error: unreachable statement
2 --> $DIR/expr_again.rs:18:9
7 note: lint level defined here
8 --> $DIR/expr_again.rs:13:9
10 LL | #![deny(unreachable_code)]
12 = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
14 error: aborting due to previous error