48 lines
1.4 KiB
Rust
48 lines
1.4 KiB
Rust
// Copyright 2014 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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#![allow(dead_code)]
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fn main() {
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// Original borrow ends at end of function
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let mut x = 1;
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let y = &mut x;
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//~^ mutable borrow occurs here
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let z = &x; //~ ERROR cannot borrow
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//~^ immutable borrow occurs here
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}
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//~^ NOTE mutable borrow ends here
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fn foo() {
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match true {
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true => {
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// Original borrow ends at end of match arm
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let mut x = 1;
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let y = &x;
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//~^ immutable borrow occurs here
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let z = &mut x; //~ ERROR cannot borrow
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//~^ mutable borrow occurs here
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}
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//~^ NOTE immutable borrow ends here
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false => ()
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}
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}
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fn bar() {
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// Original borrow ends at end of closure
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|| {
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let mut x = 1;
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let y = &mut x;
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//~^ first mutable borrow occurs here
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let z = &mut x; //~ ERROR cannot borrow
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//~^ second mutable borrow occurs here
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};
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//~^ NOTE first borrow ends here
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}
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