| error: unused variable: `x` | |
| --> $DIR/issue-17999.rs:5:13 | |
| | | |
| LL | let x = (); | |
| | ^ help: consider prefixing with an underscore: `_x` | |
| | | |
| note: lint level defined here | |
| --> $DIR/issue-17999.rs:1:9 | |
| | | |
| LL | #![deny(unused_variables)] | |
| | ^^^^^^^^^^^^^^^^ | |
| error: unused variable: `a` | |
| --> $DIR/issue-17999.rs:7:13 | |
| | | |
| LL | a => {} | |
| | ^ help: consider prefixing with an underscore: `_a` | |
| error: aborting due to 2 previous errors | |