mirror of https://github.com/rust-lang/rust
23 lines
346 B
Rust
23 lines
346 B
Rust
//@ check-pass
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// regression test for issue #50825
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// Make sure that the `impl` bound (): X<T = ()> is preferred over
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// the (): X bound in the where clause.
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trait X {
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type T;
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}
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trait Y<U>: X {
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fn foo(x: &Self::T);
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}
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impl X for () {
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type T = ();
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}
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impl<T> Y<Vec<T>> for () where (): Y<T> {
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fn foo(_x: &()) {}
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}
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fn main () {}
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