37 lines
1.1 KiB
Rust
37 lines
1.1 KiB
Rust
// Copyright 2012 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 direct<'a> {
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f: &'a isize
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}
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struct indirect1 {
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// Here the lifetime parameter of direct is bound by the fn()
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g: Box<FnOnce(direct) + 'static>
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}
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struct indirect2<'a> {
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// But here it is set to 'a
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g: Box<FnOnce(direct<'a>) + 'static>
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}
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fn take_direct<'a,'b>(p: direct<'a>) -> direct<'b> { p } //~ ERROR mismatched types
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fn take_indirect1(p: indirect1) -> indirect1 { p }
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fn take_indirect2<'a,'b>(p: indirect2<'a>) -> indirect2<'b> { p } //~ ERROR mismatched types
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//~| expected `indirect2<'b>`
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//~| found `indirect2<'a>`
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//~| ERROR mismatched types
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//~| expected `indirect2<'b>`
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//~| found `indirect2<'a>`
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fn main() {}
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