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Diffstat (limited to 'src/test/ui/traits/alias/object-fail.stderr')
| -rw-r--r-- | src/test/ui/traits/alias/object-fail.stderr | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/src/test/ui/traits/alias/object-fail.stderr b/src/test/ui/traits/alias/object-fail.stderr new file mode 100644 index 000000000..325bc6d28 --- /dev/null +++ b/src/test/ui/traits/alias/object-fail.stderr @@ -0,0 +1,22 @@ +error[E0038]: the trait `Eq` cannot be made into an object + --> $DIR/object-fail.rs:7:13 + | +LL | let _: &dyn EqAlias = &123; + | ^^^^^^^^^^^ `Eq` cannot be made into an object + | +note: for a trait to be "object safe" it needs to allow building a vtable to allow the call to be resolvable dynamically; for more information visit <https://doc.rust-lang.org/reference/items/traits.html#object-safety> + --> $SRC_DIR/core/src/cmp.rs:LL:COL + | +LL | pub trait Eq: PartialEq<Self> { + | ^^^^^^^^^^^^^^^ the trait cannot be made into an object because it uses `Self` as a type parameter + +error[E0191]: the value of the associated type `Item` (from trait `Iterator`) must be specified + --> $DIR/object-fail.rs:9:17 + | +LL | let _: &dyn IteratorAlias = &vec![123].into_iter(); + | ^^^^^^^^^^^^^ help: specify the associated type: `IteratorAlias<Item = Type>` + +error: aborting due to 2 previous errors + +Some errors have detailed explanations: E0038, E0191. +For more information about an error, try `rustc --explain E0038`. |