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rust/tests/ui/pattern/rfc-3627-match-ergonomics-2024/experimental/borrowck-errors.structural2024.stderr
dianne e24833a4a8 add test revisions for old-edition behavior of feature gates
This also adds `#[cfg]` attributes to tests for bindings' types,
to make it visually clearer which revisions type successfully.
2025-02-18 17:44:28 -08:00

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error[E0507]: cannot move out of a shared reference
--> $DIR/borrowck-errors.rs:31:29
|
LL | if let Some(&Some(x)) = Some(&Some(&mut 0)) {
| - ^^^^^^^^^^^^^^^^^^^
| |
| data moved here
| move occurs because `x` has type `&mut u32`, which does not implement the `Copy` trait
|
help: consider removing the borrow
|
LL - if let Some(&Some(x)) = Some(&Some(&mut 0)) {
LL + if let Some(Some(x)) = Some(&Some(&mut 0)) {
|
error[E0596]: cannot borrow data in a `&` reference as mutable
--> $DIR/borrowck-errors.rs:36:10
|
LL | let &ref mut x = &0;
| ^^^^^^^^^ cannot borrow as mutable
error: aborting due to 2 previous errors
Some errors have detailed explanations: E0507, E0596.
For more information about an error, try `rustc --explain E0507`.