mirror of https://github.com/rust-lang/rust.git
144 lines
7.4 KiB
Plaintext
144 lines
7.4 KiB
Plaintext
warning: creating a shared reference to mutable static is discouraged
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--> $DIR/static-mut-refs.rs:38:18
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LL | let _y = &X;
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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 _y = &raw const X;
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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-refs.rs:42:18
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LL | let _y = &mut X;
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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 _y = &raw mut X;
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| +++
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warning: creating a shared reference to mutable static is discouraged
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--> $DIR/static-mut-refs.rs:50:22
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LL | let ref _a = X;
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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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warning: creating a shared reference to mutable static is discouraged
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--> $DIR/static-mut-refs.rs:54:25
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LL | let (_b, _c) = (&X, &Y);
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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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help: use `&raw const` instead to create a raw pointer
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LL | let (_b, _c) = (&raw const X, &Y);
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| +++++++++
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warning: creating a shared reference to mutable static is discouraged
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--> $DIR/static-mut-refs.rs:54:29
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LL | let (_b, _c) = (&X, &Y);
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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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help: use `&raw const` instead to create a raw pointer
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LL | let (_b, _c) = (&X, &raw const Y);
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| +++++++++
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warning: creating a shared reference to mutable static is discouraged
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--> $DIR/static-mut-refs.rs:60:13
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LL | foo(&X);
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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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help: use `&raw const` instead to create a raw pointer
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LL | foo(&raw const X);
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| +++++++++
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warning: creating a shared reference to mutable static is discouraged
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--> $DIR/static-mut-refs.rs:66:17
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LL | let _ = Z.len();
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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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warning: creating a shared reference to mutable static is discouraged
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--> $DIR/static-mut-refs.rs:72:33
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LL | let _ = format!("{:?}", Z);
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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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warning: creating a shared reference to mutable static is discouraged
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--> $DIR/static-mut-refs.rs:76:18
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LL | let _v = &A.value;
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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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help: use `&raw const` instead to create a raw pointer
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LL | let _v = &raw const A.value;
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| +++++++++
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warning: creating a shared reference to mutable static is discouraged
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--> $DIR/static-mut-refs.rs:80:18
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LL | let _s = &A.s.value;
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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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help: use `&raw const` instead to create a raw pointer
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LL | let _s = &raw const A.s.value;
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| +++++++++
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warning: creating a shared reference to mutable static is discouraged
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--> $DIR/static-mut-refs.rs:84:22
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LL | let ref _v = A.value;
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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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warning: creating a mutable reference to mutable static is discouraged
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--> $DIR/static-mut-refs.rs:14:14
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LL | &mut ($x.0)
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| ^^^^^^ mutable reference to mutable static
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...
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LL | let _x = bar!(FOO);
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| --------- in this macro invocation
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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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= note: this warning originates in the macro `bar` (in Nightly builds, run with -Z macro-backtrace for more info)
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warning: 12 warnings emitted
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