|
struct Foo {
|
|
x: isize,
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|
}
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|
|
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pub fn main() {
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|
let mut this = &mut Foo {
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|
x: 1,
|
|
};
|
|
let mut r = || {
|
|
let p = &this.x;
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|
&mut this.x; //~ ERROR cannot borrow
|
|
p.use_ref();
|
|
};
|
|
r()
|
|
}
|
|
|
|
trait Fake { fn use_mut(&mut self) { } fn use_ref(&self) { } }
|
|
impl<T> Fake for T { }
|