29 lines
1009 B
Rust
29 lines
1009 B
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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// Similar to regions-ret-borrowed.rs, but using a named lifetime. At
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// some point regions-ret-borrowed reported an error but this file did
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// not, due to special hardcoding around the anonymous region.
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fn with<'a, R>(f: &fn(x: &'a int) -> R) -> R {
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f(&3)
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}
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fn return_it<'a>() -> &'a int {
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with(|o| o) //~ ERROR mismatched types
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//~^ ERROR reference is not valid outside of its lifetime
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//~^^ ERROR reference is not valid outside of its lifetime
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}
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fn main() {
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let x = return_it();
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debug!("foo=%d", *x);
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}
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