blob: f428f9a18d4e6c20f04ed60107552a551605474f (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
|
warning: creating a shared reference to mutable static is discouraged
--> $DIR/static-mut-shared-parens.rs:8:22
|
LL | let _ = unsafe { (&TEST) as *const usize };
| ^^^^^^^ shared reference to mutable static
|
= note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2024/static-mut-references.html>
= note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives
= note: `#[warn(static_mut_refs)]` on by default
help: use `&raw const` instead to create a raw pointer
|
LL - let _ = unsafe { (&TEST) as *const usize };
LL + let _ = unsafe { (&raw const TEST) as *const usize };
|
warning: creating a mutable reference to mutable static is discouraged
--> $DIR/static-mut-shared-parens.rs:11:22
|
LL | let _ = unsafe { ((&mut TEST)) as *const usize };
| ^^^^^^^^^^^^^ mutable reference to mutable static
|
= note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2024/static-mut-references.html>
= note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives
help: use `&raw mut` instead to create a raw pointer
|
LL - let _ = unsafe { ((&mut TEST)) as *const usize };
LL + let _ = unsafe { ((&raw mut TEST)) as *const usize };
|
warning: 2 warnings emitted
|
