error[E0277]: `()` cannot be safely transmuted into `ExplicitlyPadded` in the defining scope of `assert::Context` --> $DIR/issue-115402-overflow-size.rs:22:41 | LL | assert::is_maybe_transmutable::<(), ExplicitlyPadded>(); | ^^^^^^^^^^^^^^^^ values of the type `ExplicitlyPadded` are too big for the current architecture | note: required by a bound in `is_maybe_transmutable` --> $DIR/issue-115402-overflow-size.rs:9:14 | LL | pub fn is_maybe_transmutable() | --------------------- required by a bound in this function LL | where LL | Dst: BikeshedIntrinsicFrom, | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_maybe_transmutable` error[E0277]: `ExplicitlyPadded` cannot be safely transmuted into `()` in the defining scope of `assert::Context` --> $DIR/issue-115402-overflow-size.rs:25:55 | LL | assert::is_maybe_transmutable::(); | ^^ values of the type `ExplicitlyPadded` are too big for the current architecture | note: required by a bound in `is_maybe_transmutable` --> $DIR/issue-115402-overflow-size.rs:9:14 | LL | pub fn is_maybe_transmutable() | --------------------- required by a bound in this function LL | where LL | Dst: BikeshedIntrinsicFrom, | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `is_maybe_transmutable` error: aborting due to 2 previous errors For more information about this error, try `rustc --explain E0277`.