mirror of https://github.com/rust-lang/rust
21 lines
583 B
Rust
21 lines
583 B
Rust
//@ edition:2015
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//@ check-pass
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// issue: 114664
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fn ice() -> impl AsRef<Fn(&())> {
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//~^ WARN trait objects without an explicit `dyn` are deprecated
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//~| WARN this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
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//~| WARN trait objects without an explicit `dyn` are deprecated
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//~| WARN this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
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Foo
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}
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struct Foo;
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impl AsRef<dyn Fn(&())> for Foo {
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fn as_ref(&self) -> &(dyn for<'a> Fn(&'a ()) + 'static) {
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todo!()
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}
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}
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pub fn main() {}
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