rust/tests/compile-fail/weak_memory/cpp20_rwc_syncs.stderr
2022-06-06 19:15:59 +01:00

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warning: thread support is experimental: the scheduler is not preemptive, and can get stuck in spin loops.
(see https://github.com/rust-lang/miri/issues/1388)
error: Undefined Behavior: type validation failed at .value: encountered uninitialized raw pointer
--> $DIR/cpp20_rwc_syncs.rs:LL:CC
|
LL | let _ = unsafe { std::mem::MaybeUninit::<*const u32>::uninit().assume_init() };
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ type validation failed at .value: encountered uninitialized raw pointer
|
= 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 `test_cpp20_rwc_syncs` at $DIR/cpp20_rwc_syncs.rs:LL:CC
note: inside `main` at $DIR/cpp20_rwc_syncs.rs:LL:CC
--> $DIR/cpp20_rwc_syncs.rs:LL:CC
|
LL | test_cpp20_rwc_syncs();
| ^^^^^^^^^^^^^^^^^^^^^^
note: some details are omitted, run with `MIRIFLAGS=-Zmiri-backtrace=full` for a verbose backtrace
error: aborting due to previous error; 1 warning emitted