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|
warning: value captured by `a` is never read
--> $DIR/liveness.rs:24:9
|
LL | a = 1;
| ^
|
= help: did you mean to capture by reference instead?
note: the lint level is defined here
--> $DIR/liveness.rs:5:9
|
LL | #![warn(unused)]
| ^^^^^^
= note: `#[warn(unused_assignments)]` implied by `#[warn(unused)]`
warning: unused variable: `a`
--> $DIR/liveness.rs:33:9
|
LL | a += 1;
| ^
|
= help: did you mean to capture by reference instead?
= note: `#[warn(unused_variables)]` implied by `#[warn(unused)]`
warning: value assigned to `a` is never read
--> $DIR/liveness.rs:53:9
|
LL | a += 1;
| ^
|
= help: maybe it is overwritten before being read?
warning: value assigned to `a` is never read
--> $DIR/liveness.rs:77:13
|
LL | a = Some("d1");
| ^
|
= help: maybe it is overwritten before being read?
warning: value assigned to `b` is never read
--> $DIR/liveness.rs:85:13
|
LL | b = Some("e1");
| ^
|
= help: maybe it is overwritten before being read?
warning: value assigned to `b` is never read
--> $DIR/liveness.rs:87:13
|
LL | b = Some("e2");
| ^
|
= help: maybe it is overwritten before being read?
warning: unused variable: `b`
--> $DIR/liveness.rs:85:13
|
LL | b = Some("e1");
| ^
|
= help: did you mean to capture by reference instead?
warning: 7 warnings emitted
|
