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error[E0658]: mutable references are not allowed in constants
--> $DIR/write_to_mut_ref_dest.rs:11:27
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LL | let b: *mut u32 = &mut a;
| ^^^^^^
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= note: see issue #57349 <https://github.com/rust-lang/rust/issues/57349> for more information
= help: add `#![feature(const_mut_refs)]` to the crate attributes to enable
error[E0658]: dereferencing raw mutable pointers in constants is unstable
--> $DIR/write_to_mut_ref_dest.rs:12:18
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LL | unsafe { *b = 5; }
| ^^^^^^
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= note: see issue #57349 <https://github.com/rust-lang/rust/issues/57349> for more information
= help: add `#![feature(const_mut_refs)]` to the crate attributes to enable
error: aborting due to 2 previous errors
For more information about this error, try `rustc --explain E0658`.
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