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Commit | Line | Data |
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04454e1e FG |
1 | error[E0746]: return type cannot have an unboxed trait object |
2 | --> $DIR/issue-91803.rs:3:43 | |
3 | | | |
4 | LL | fn or<'a>(first: &'static dyn Foo<'a>) -> dyn Foo<'a> { | |
5 | | ^^^^^^^^^^^ doesn't have a size known at compile-time | |
6 | | | |
7 | = note: for information on `impl Trait`, see <https://doc.rust-lang.org/book/ch10-02-traits.html#returning-types-that-implement-traits> | |
8 | help: use `impl Foo<'a>` as the return type, as all return paths are of type `Box<_>`, which implements `Foo<'a>` | |
9 | | | |
10 | LL | fn or<'a>(first: &'static dyn Foo<'a>) -> impl Foo<'a> { | |
11 | | ~~~~~~~~~~~~ | |
12 | ||
13 | error: aborting due to previous error | |
14 | ||
15 | For more information about this error, try `rustc --explain E0746`. |