rust/tests/fail/issue-miri-1112.stderr
2022-06-29 21:31:27 -04:00

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error: Undefined Behavior: constructing invalid value: encountered invalid drop function pointer in vtable (function has incompatible signature)
--> $DIR/issue-miri-1112.rs:LL:CC
|
LL | let obj = std::mem::transmute::<FatPointer, *mut FunnyPointer>(obj);
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ constructing invalid value: encountered invalid drop function pointer in vtable (function has incompatible signature)
|
= help: this indicates a bug in the program: it performed an invalid operation, and caused Undefined Behavior
= help: see https://doc.rust-lang.org/nightly/reference/behavior-considered-undefined.html for further information
= note: inside `FunnyPointer::from_data_ptr` at $DIR/issue-miri-1112.rs:LL:CC
note: inside `main` at $DIR/issue-miri-1112.rs:LL:CC
--> $DIR/issue-miri-1112.rs:LL:CC
|
LL | let _raw: &FunnyPointer = FunnyPointer::from_data_ptr(&hello, &meta as *const _);
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
note: some details are omitted, run with `MIRIFLAGS=-Zmiri-backtrace=full` for a verbose backtrace
error: aborting due to previous error