| error: non-reference pattern used to match a reference (see issue #42640) | |
| --> $DIR/dont-suggest-dereference-on-arg.rs:16:18 | |
| | | |
| 16 | .filter(|&(ref a, _)| foo(a)) | |
| | ^^^^^^^^^^^ help: consider using a reference: `&&(ref a, _)` | |
| | | |
| = help: add #![feature(match_default_bindings)] to the crate attributes to enable | |
| error: aborting due to previous error | |