diff options
Diffstat (limited to 'tests/ui/consts/const_in_pattern/cross-crate-fail.stderr')
| -rw-r--r-- | tests/ui/consts/const_in_pattern/cross-crate-fail.stderr | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/tests/ui/consts/const_in_pattern/cross-crate-fail.stderr b/tests/ui/consts/const_in_pattern/cross-crate-fail.stderr index a8066a88c..2f6786999 100644 --- a/tests/ui/consts/const_in_pattern/cross-crate-fail.stderr +++ b/tests/ui/consts/const_in_pattern/cross-crate-fail.stderr @@ -3,12 +3,18 @@ error: to use a constant of type `CustomEq` in a pattern, `CustomEq` must be ann | LL | consts::SOME => panic!(), | ^^^^^^^^^^^^ + | + = note: the traits must be derived, manual `impl`s are not sufficient + = note: see https://doc.rust-lang.org/stable/std/marker/trait.StructuralEq.html for details error: to use a constant of type `CustomEq` in a pattern, `CustomEq` must be annotated with `#[derive(PartialEq, Eq)]` --> $DIR/cross-crate-fail.rs:20:9 | LL | <Defaulted as consts::AssocConst>::SOME => panic!(), | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ + | + = note: the traits must be derived, manual `impl`s are not sufficient + = note: see https://doc.rust-lang.org/stable/std/marker/trait.StructuralEq.html for details error: aborting due to 2 previous errors |