mirror of
https://github.com/rust-lang/rust.git
synced 2024-11-26 08:44:35 +00:00
55 lines
2.1 KiB
Plaintext
55 lines
2.1 KiB
Plaintext
error[E0500]: closure requires unique access to `x` but it is already borrowed
|
|
--> $DIR/borrowck-closures-unique.rs:26:14
|
|
|
|
|
LL | let c1 = || get(x);
|
|
| -- - first borrow occurs due to use of `x` in closure
|
|
| |
|
|
| borrow occurs here
|
|
LL | let c2 = || set(x);
|
|
| ^^ - second borrow occurs due to use of `x` in closure
|
|
| |
|
|
| closure construction occurs here
|
|
LL | c1;
|
|
| -- first borrow later used here
|
|
|
|
error[E0500]: closure requires unique access to `x` but it is already borrowed
|
|
--> $DIR/borrowck-closures-unique.rs:32:14
|
|
|
|
|
LL | let c1 = || get(x);
|
|
| -- - first borrow occurs due to use of `x` in closure
|
|
| |
|
|
| borrow occurs here
|
|
LL | let c2 = || { get(x); set(x); };
|
|
| ^^ - second borrow occurs due to use of `x` in closure
|
|
| |
|
|
| closure construction occurs here
|
|
LL | c1;
|
|
| -- first borrow later used here
|
|
|
|
error[E0524]: two closures require unique access to `x` at the same time
|
|
--> $DIR/borrowck-closures-unique.rs:38:14
|
|
|
|
|
LL | let c1 = || set(x);
|
|
| -- - first borrow occurs due to use of `x` in closure
|
|
| |
|
|
| first closure is constructed here
|
|
LL | let c2 = || set(x);
|
|
| ^^ - second borrow occurs due to use of `x` in closure
|
|
| |
|
|
| second closure is constructed here
|
|
LL | c1;
|
|
| -- first borrow later used here
|
|
|
|
error[E0594]: cannot assign to `x`, as it is not declared as mutable
|
|
--> $DIR/borrowck-closures-unique.rs:43:38
|
|
|
|
|
LL | fn e(x: &'static mut isize) {
|
|
| - help: consider changing this to be mutable: `mut x`
|
|
LL | let c1 = |y: &'static mut isize| x = y;
|
|
| ^^^^^ cannot assign
|
|
|
|
error: aborting due to 4 previous errors
|
|
|
|
Some errors have detailed explanations: E0500, E0524, E0594.
|
|
For more information about an error, try `rustc --explain E0500`.
|