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