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Diffstat (limited to 'tests/ui/async-await/in-trait/object-safety.current.stderr')
| -rw-r--r-- | tests/ui/async-await/in-trait/object-safety.current.stderr | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/tests/ui/async-await/in-trait/object-safety.current.stderr b/tests/ui/async-await/in-trait/object-safety.current.stderr new file mode 100644 index 000000000..90e049a99 --- /dev/null +++ b/tests/ui/async-await/in-trait/object-safety.current.stderr @@ -0,0 +1,27 @@ +warning: the feature `async_fn_in_trait` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/object-safety.rs:5:12 + | +LL | #![feature(async_fn_in_trait)] + | ^^^^^^^^^^^^^^^^^ + | + = note: see issue #91611 <https://github.com/rust-lang/rust/issues/91611> for more information + = note: `#[warn(incomplete_features)]` on by default + +error[E0038]: the trait `Foo` cannot be made into an object + --> $DIR/object-safety.rs:13:12 + | +LL | let x: &dyn Foo = todo!(); + | ^^^^^^^^ `Foo` 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> + --> $DIR/object-safety.rs:9:14 + | +LL | trait Foo { + | --- this trait cannot be made into an object... +LL | async fn foo(&self); + | ^^^ ...because method `foo` is `async` + = help: consider moving `foo` to another trait + +error: aborting due to previous error; 1 warning emitted + +For more information about this error, try `rustc --explain E0038`. |