28 lines
841 B
Rust
28 lines
841 B
Rust
// Copyright 2017 The Rust Project Developers. See the COPYRIGHT
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// file at the top-level directory of this distribution and at
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// http://rust-lang.org/COPYRIGHT.
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//
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// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
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// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
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// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
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// option. This file may not be copied, modified, or distributed
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// except according to those terms.
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// Tests that we consider `T: Sugar + Fruit` to be ambiguous, even
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// though no impls are found.
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pub trait Sugar {}
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pub trait Fruit {}
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pub trait Sweet {}
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impl<T:Sugar> Sweet for T { }
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impl<T:Fruit> Sweet for T { }
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//~^ ERROR E0119
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pub trait Foo<X> {}
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pub trait Bar<X> {}
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impl<X, T> Foo<X> for T where T: Bar<X> {}
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impl<X> Foo<X> for i32 {}
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//~^ ERROR E0119
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fn main() { }
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