30 lines
1.5 KiB
Plaintext
30 lines
1.5 KiB
Plaintext
warning: creating a shared reference to mutable static is discouraged
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--> $DIR/static-mut-shared-parens.rs:8:22
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LL | let _ = unsafe { (&TEST) as *const usize };
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| ^^^^^^^ shared reference to mutable static
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= note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2024/static-mut-references.html>
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= 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
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= note: `#[warn(static_mut_refs)]` on by default
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help: use `&raw const` instead to create a raw pointer
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LL | let _ = unsafe { (&raw const TEST) as *const usize };
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| ~~~~~~~~~~
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warning: creating a mutable reference to mutable static is discouraged
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--> $DIR/static-mut-shared-parens.rs:11:22
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LL | let _ = unsafe { ((&mut TEST)) as *const usize };
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| ^^^^^^^^^^^^^ mutable reference to mutable static
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= note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2024/static-mut-references.html>
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= 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
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help: use `&raw mut` instead to create a raw pointer
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LL | let _ = unsafe { ((&raw mut TEST)) as *const usize };
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| ~~~~~~~~
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warning: 2 warnings emitted
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