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32 lines
550 B
Rust
32 lines
550 B
Rust
// run-pass
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// Test that the right implementation is called through a trait
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// object when supertraits include multiple references to the
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// same trait, with different type parameters.
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trait A: PartialEq<Foo> + PartialEq<Bar> { }
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struct Foo;
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struct Bar;
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struct Aimpl;
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impl PartialEq<Foo> for Aimpl {
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fn eq(&self, _rhs: &Foo) -> bool {
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true
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}
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}
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impl PartialEq<Bar> for Aimpl {
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fn eq(&self, _rhs: &Bar) -> bool {
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false
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}
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}
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impl A for Aimpl { }
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fn main() {
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let a = &Aimpl as &dyn A;
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assert!(*a == Foo);
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}
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