51 lines
1.1 KiB
Rust
51 lines
1.1 KiB
Rust
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// Copyright 2016 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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// compile-flags:-Znll -Zborrowck=mir
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// Test that a structure which tries to store a pointer to `y` into
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// `p` (indirectly) fails to compile.
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#![feature(rustc_attrs)]
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struct SomeStruct<'a, 'b: 'a> {
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p: &'a mut &'b i32,
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y: &'b i32,
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}
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fn test() {
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let x = 44;
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let mut p = &x;
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{
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let y = 22;
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let closure = SomeStruct {
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p: &mut p,
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y: &y,
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};
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closure.invoke();
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}
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//~^ ERROR borrowed value does not live long enough [E0597]
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deref(p);
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}
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impl<'a, 'b> SomeStruct<'a, 'b> {
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fn invoke(self) {
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*self.p = self.y;
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}
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}
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fn deref(_: &i32) { }
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fn main() { }
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