21 lines
1.1 KiB
Plaintext
21 lines
1.1 KiB
Plaintext
error: Undefined Behavior: constructing invalid value: encountered $HEX[ALLOC]<TAG>, but expected a vtable pointer
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--> $DIR/issue-miri-1112.rs:LL:CC
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LL | let obj = std::mem::transmute::<FatPointer, *mut FunnyPointer>(obj);
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ constructing invalid value: encountered $HEX[ALLOC]<TAG>, but expected a vtable pointer
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= help: this indicates a bug in the program: it performed an invalid operation, and caused Undefined Behavior
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= help: see https://doc.rust-lang.org/nightly/reference/behavior-considered-undefined.html for further information
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= note: BACKTRACE:
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= note: inside `FunnyPointer::from_data_ptr` at $DIR/issue-miri-1112.rs:LL:CC
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note: inside `main` at $DIR/issue-miri-1112.rs:LL:CC
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--> $DIR/issue-miri-1112.rs:LL:CC
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LL | let _raw: &FunnyPointer = FunnyPointer::from_data_ptr(&hello, &meta as *const _);
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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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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