21 lines
365 B
Rust
21 lines
365 B
Rust
// run-pass
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#![feature(marker_trait_attr)]
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#![feature(specialization)] //~ WARN the feature `specialization` is incomplete
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#[marker]
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trait MyMarker {}
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impl<T> MyMarker for T {}
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impl<T> MyMarker for Vec<T> {}
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fn foo<T: MyMarker>(t: T) -> T {
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t
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}
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fn main() {
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assert_eq!(1, foo(1));
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assert_eq!(2.0, foo(2.0));
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assert_eq!(vec![1], foo(vec![1]));
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}
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