rust/tests/fail/stacked_borrows/invalidate_against_protector2.stderr
2022-08-31 17:32:39 +02:00

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error: Undefined Behavior: not granting access to tag <TAG> because that would remove [SharedReadOnly for <TAG>] which is protected because it is an argument of call ID
--> $DIR/invalidate_against_protector2.rs:LL:CC
|
LL | unsafe { *x = 0 };
| ^^^^^^ not granting access to tag <TAG> because that would remove [SharedReadOnly for <TAG>] which is protected because it is an argument of call ID
|
= help: this indicates a potential bug in the program: it performed an invalid operation, but the Stacked Borrows rules it violated are still experimental
= help: see https://github.com/rust-lang/unsafe-code-guidelines/blob/master/wip/stacked-borrows.md for further information
help: <TAG> was created by a SharedReadWrite retag at offsets [0x0..0x4]
--> $DIR/invalidate_against_protector2.rs:LL:CC
|
LL | let xraw = &mut x as *mut _;
| ^^^^^^
help: <TAG> is this argument
--> $DIR/invalidate_against_protector2.rs:LL:CC
|
LL | fn inner(x: *mut i32, _y: &i32) {
| ^^
= note: BACKTRACE:
= note: inside `inner` at $DIR/invalidate_against_protector2.rs:LL:CC
note: inside `main` at $DIR/invalidate_against_protector2.rs:LL:CC
--> $DIR/invalidate_against_protector2.rs:LL:CC
|
LL | inner(xraw, xref);
| ^^^^^^^^^^^^^^^^^
note: some details are omitted, run with `MIRIFLAGS=-Zmiri-backtrace=full` for a verbose backtrace
error: aborting due to previous error