29 lines
928 B
Rust
29 lines
928 B
Rust
// 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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// Regression test for #37154: the problem here was that the cache
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// results in a false error because it was caching skolemized results
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// even after those skolemized regions had been popped.
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trait Foo {
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fn method(&self) {}
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}
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struct Wrapper<T>(T);
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impl<T> Foo for Wrapper<T> where for<'a> &'a T: IntoIterator<Item=&'a ()> {}
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fn f(x: Wrapper<Vec<()>>) {
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x.method(); // This works.
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x.method(); // error: no method named `method`
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}
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fn main() { }
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