src/test/ui/issues/issue-17999.stderr

   1 error: unused variable: `x`
   2   --> $DIR/issue-17999.rs:5:13
   3    |
   4 LL |         let x = ();
   5    |             ^ help: if this is intentional, prefix it with an underscore: `_x`
   6    |
   7 note: the lint level is defined here
   8   --> $DIR/issue-17999.rs:1:9
   9    |
  10 LL | #![deny(unused_variables)]
  11    |         ^^^^^^^^^^^^^^^^
  12
  13 error: unused variable: `a`
  14   --> $DIR/issue-17999.rs:7:13
  15    |
  16 LL |             a => {}
  17    |             ^ help: if this is intentional, prefix it with an underscore: `_a`
  18
  19 error: aborting due to 2 previous errors
  20