error: redundant closure found --> $DIR/eta.rs:7:27 | 7 | let a = Some(1u8).map(|a| foo(a)); | ^^^^^^^^^^ help: remove closure as shown: `foo` | = note: `-D redundant-closure` implied by `-D warnings` error: redundant closure found --> $DIR/eta.rs:8:10 | 8 | meta(|a| foo(a)); | ^^^^^^^^^^ help: remove closure as shown: `foo` error: redundant closure found --> $DIR/eta.rs:9:27 | 9 | let c = Some(1u8).map(|a| {1+2; foo}(a)); | ^^^^^^^^^^^^^^^^^ help: remove closure as shown: `{1+2; foo}` error: this expression borrows a reference that is immediately dereferenced by the compiler --> $DIR/eta.rs:11:21 | 11 | all(&[1, 2, 3], &&2, |x, y| below(x, y)); //is adjusted | ^^^ help: change this to: `&2` | = note: `-D needless-borrow` implied by `-D warnings` error: redundant closure found --> $DIR/eta.rs:18:27 | 18 | let e = Some(1u8).map(|a| generic(a)); | ^^^^^^^^^^^^^^ help: remove closure as shown: `generic` error: aborting due to 5 previous errors