14 lines
209 B
Rust
14 lines
209 B
Rust
trait Foo {}
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trait Bar: Foo {}
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impl Foo for () {}
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impl Bar for () {}
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fn main() {
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let bar: &dyn Bar = &();
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let foo: &dyn Foo = bar;
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//~^ ERROR trait upcasting coercion is experimental [E0658]
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}
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