mirror of https://github.com/rust-lang/rust
29 lines
390 B
Rust
29 lines
390 B
Rust
//@ run-pass
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// Tests that we can call a function bounded over a supertrait from
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// a default method
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fn require_y<T: Y>(x: T) -> isize { x.y() }
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trait Y {
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fn y(self) -> isize;
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}
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trait Z: Y + Sized {
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fn x(self) -> isize {
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require_y(self)
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}
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}
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impl Y for isize {
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fn y(self) -> isize { self }
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}
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impl Z for isize {}
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pub fn main() {
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assert_eq!(12.x(), 12);
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}
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