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26 lines
401 B
Rust
26 lines
401 B
Rust
// run-pass
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// compile-flags: -Z trait-solver=chalk
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trait Foo { }
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trait Bar {
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type Item: Foo;
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}
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impl Foo for i32 { }
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impl Bar for i32 {
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type Item = i32;
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}
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fn only_foo<T: Foo>() { }
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fn only_bar<T: Bar>() {
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// `T` implements `Bar` hence `<T as Bar>::Item` must also implement `Bar`
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only_foo::<T::Item>()
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}
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fn main() {
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only_bar::<i32>();
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only_foo::<<i32 as Bar>::Item>();
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}
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