error: unreachable statement
  --> $DIR/expr_if.rs:38:5
   |
38 |     println!("But I am.");
   |     ^^^^^^^^^^^^^^^^^^^^^^
   |
note: lint level defined here
  --> $DIR/expr_if.rs:14:9
   |
14 | #![deny(unreachable_code)]
   |         ^^^^^^^^^^^^^^^^
   = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)

error: aborting due to previous error