error: this call for this type may be undefined behavior --> $DIR/uninit.rs:12:29 | LL | let _: usize = unsafe { MaybeUninit::uninit().assume_init() }; | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ | = note: `#[deny(clippy::uninit_assumed_init)]` on by default error: this call for this type may be undefined behavior --> $DIR/uninit.rs:35:29 | LL | let _: usize = unsafe { MaybeUninit::uninit().assume_init() }; | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ error: this call for this type may be undefined behavior --> $DIR/uninit.rs:44:29 | LL | let _: T = unsafe { MaybeUninit::uninit().assume_init() }; | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ error: aborting due to 3 previous errors