mirror of
https://github.com/rust-lang/rust.git
synced 2024-10-31 14:31:55 +00:00
abf92c049d
Use a multipart suggestion instead of a single whole-span replacement: ``` error[E0796]: creating a shared reference to a mutable static --> $DIR/reference-to-mut-static-unsafe-fn.rs:10:18 | LL | let _y = &X; | ^^ shared reference to mutable static | = note: this shared reference has lifetime `'static`, but if the static ever gets mutated, or a mutable reference is created, then any further use of this shared reference is Undefined Behavior help: use `addr_of!` instead to create a raw pointer | LL | let _y = addr_of!(X); | ~~~~~~~~~ + ```
18 lines
856 B
Plaintext
18 lines
856 B
Plaintext
warning: creating a mutable reference to mutable static is discouraged
|
|
--> $DIR/const_let_assign2.rs:18:24
|
|
|
|
|
LL | let ptr = unsafe { &mut BB };
|
|
| ^^^^^^^ mutable reference to mutable static
|
|
|
|
|
= note: for more information, see issue #114447 <https://github.com/rust-lang/rust/issues/114447>
|
|
= note: this will be a hard error in the 2024 edition
|
|
= note: this mutable reference has lifetime `'static`, but if the static gets accessed (read or written) by any other means, or any other reference is created, then any further use of this mutable reference is Undefined Behavior
|
|
= note: `#[warn(static_mut_refs)]` on by default
|
|
help: use `addr_of_mut!` instead to create a raw pointer
|
|
|
|
|
LL | let ptr = unsafe { addr_of_mut!(BB) };
|
|
| ~~~~~~~~~~~~~ +
|
|
|
|
warning: 1 warning emitted
|
|
|