33 lines
1.1 KiB
Rust
33 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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// Check that explicit region bounds are allowed on the various
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// nominal types (but not on other types) and that they are type
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// checked.
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struct an_enum<'a>(&'a isize);
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struct a_class<'a> { x:&'a isize }
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fn a_fn1<'a,'b>(e: an_enum<'a>) -> an_enum<'b> {
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return e; //~ ERROR mismatched types
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//~| expected type `an_enum<'b>`
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//~| found type `an_enum<'a>`
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//~| lifetime mismatch
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}
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fn a_fn3<'a,'b>(e: a_class<'a>) -> a_class<'b> {
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return e; //~ ERROR mismatched types
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//~| expected type `a_class<'b>`
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//~| found type `a_class<'a>`
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//~| lifetime mismatch
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}
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fn main() { }
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