mirror of https://github.com/rust-lang/rust
113 lines
3.9 KiB
Plaintext
113 lines
3.9 KiB
Plaintext
error[E0596]: cannot borrow `x` as mutable, as it is not declared as mutable
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--> $DIR/borrowck-borrow-overloaded-auto-deref-mut.rs:53:24
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LL | let __isize = &mut x.y;
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| ^ cannot borrow as mutable
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help: consider changing this to be mutable
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LL | fn deref_mut_field1(mut x: Own<Point>) {
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| +++
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error[E0596]: cannot borrow `*x` as mutable, as it is behind a `&` reference
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--> $DIR/borrowck-borrow-overloaded-auto-deref-mut.rs:65:10
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LL | &mut x.y
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| ^ `x` is a `&` reference, so the data it refers to cannot be borrowed as mutable
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help: consider changing this to be a mutable reference
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LL | fn deref_extend_mut_field1(x: &mut Own<Point>) -> &mut isize {
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| +++
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error[E0499]: cannot borrow `*x` as mutable more than once at a time
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--> $DIR/borrowck-borrow-overloaded-auto-deref-mut.rs:78:19
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LL | let _x = &mut x.x;
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| - first mutable borrow occurs here
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LL | let _y = &mut x.y;
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| ^ second mutable borrow occurs here
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LL | use_mut(_x);
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| -- first borrow later used here
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error[E0596]: cannot borrow `x` as mutable, as it is not declared as mutable
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--> $DIR/borrowck-borrow-overloaded-auto-deref-mut.rs:88:5
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LL | x.y = 3;
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| ^ cannot borrow as mutable
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help: consider changing this to be mutable
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LL | fn assign_field1<'a>(mut x: Own<Point>) {
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| +++
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error[E0596]: cannot borrow `*x` as mutable, as it is behind a `&` reference
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--> $DIR/borrowck-borrow-overloaded-auto-deref-mut.rs:92:5
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LL | x.y = 3;
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| ^ `x` is a `&` reference, so the data it refers to cannot be borrowed as mutable
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help: consider changing this to be a mutable reference
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LL | fn assign_field2<'a>(x: &'a mut Own<Point>) {
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| +++
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error[E0499]: cannot borrow `*x` as mutable more than once at a time
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--> $DIR/borrowck-borrow-overloaded-auto-deref-mut.rs:101:5
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LL | let _p: &mut Point = &mut **x;
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| -- first mutable borrow occurs here
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LL | x.y = 3;
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| ^ second mutable borrow occurs here
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LL | use_mut(_p);
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| -- first borrow later used here
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error[E0596]: cannot borrow `x` as mutable, as it is not declared as mutable
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--> $DIR/borrowck-borrow-overloaded-auto-deref-mut.rs:109:5
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LL | x.set(0, 0);
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| ^ cannot borrow as mutable
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help: consider changing this to be mutable
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LL | fn deref_mut_method1(mut x: Own<Point>) {
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| +++
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error[E0596]: cannot borrow `*x` as mutable, as it is behind a `&` reference
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--> $DIR/borrowck-borrow-overloaded-auto-deref-mut.rs:121:5
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LL | x.y_mut()
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| ^ `x` is a `&` reference, so the data it refers to cannot be borrowed as mutable
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help: consider changing this to be a mutable reference
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LL | fn deref_extend_mut_method1(x: &mut Own<Point>) -> &mut isize {
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| +++
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error[E0596]: cannot borrow `x` as mutable, as it is not declared as mutable
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--> $DIR/borrowck-borrow-overloaded-auto-deref-mut.rs:129:6
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LL | *x.y_mut() = 3;
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| ^ cannot borrow as mutable
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help: consider changing this to be mutable
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LL | fn assign_method1<'a>(mut x: Own<Point>) {
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| +++
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error[E0596]: cannot borrow `*x` as mutable, as it is behind a `&` reference
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--> $DIR/borrowck-borrow-overloaded-auto-deref-mut.rs:133:6
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LL | *x.y_mut() = 3;
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| ^ `x` is a `&` reference, so the data it refers to cannot be borrowed as mutable
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help: consider changing this to be a mutable reference
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LL | fn assign_method2<'a>(x: &'a mut Own<Point>) {
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| +++
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error: aborting due to 10 previous errors
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Some errors have detailed explanations: E0499, E0596.
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For more information about an error, try `rustc --explain E0499`.
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