error[E0512]: cannot transmute between types of different sizes, or dependently-sized types --> $DIR/transmute-impl.rs:21:18 | LL | unsafe { transmute(x) } | ^^^^^^^^^ | = note: source type: `&T` (pointer to `T`) = note: target type: `&isize` (N bits) error: aborting due to 1 previous error For more information about this error, try `rustc --explain E0512`.