23 lines
1.1 KiB
Plaintext
23 lines
1.1 KiB
Plaintext
error: Undefined Behavior: attempting a write access using <untagged> at ALLOC[0x0], but that tag only grants SharedReadOnly permission for this location
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--> $DIR/illegal_write3.rs:LL:CC
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LL | unsafe { *ptr = 42; }
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| ^^^^^^^^^
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| attempting a write access using <untagged> at ALLOC[0x0], but that tag only grants SharedReadOnly permission for this location
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| this error occurs as part of an access at ALLOC[0x0..0x4]
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= help: this indicates a potential bug in the program: it performed an invalid operation, but the rules it violated are still experimental
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= help: see https://github.com/rust-lang/unsafe-code-guidelines/blob/master/wip/stacked-borrows.md for further information
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help: tag was most recently created at offsets [0x0..0x4]
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--> $DIR/illegal_write3.rs:LL:CC
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LL | let ptr = r#ref as *const _ as *mut _; // raw ptr, with raw tag
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| ^^^^^
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= note: inside `main` at $DIR/illegal_write3.rs:LL:CC
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note: some details are omitted, run with `MIRIFLAGS=-Zmiri-backtrace=full` for a verbose backtrace
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error: aborting due to previous error
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