36 lines
849 B
Rust
36 lines
849 B
Rust
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// Copyright 2015 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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struct MyType;
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struct MyType1<T>(T);
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trait Bar {
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type Out;
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}
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impl<T> MyType {
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//~^ ERROR the type parameter `T` is not constrained
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}
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impl<T> MyType1<T> {
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// OK, T is used in `Foo<T>`.
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}
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impl<T,U> MyType1<T> {
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//~^ ERROR the type parameter `U` is not constrained
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}
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impl<T,U> MyType1<T> where T: Bar<Out=U> {
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// OK, T is used in `Foo<T>`.
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}
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fn main() { }
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