TransmuteMemory

slice.rs

pub fn transmute_memory<T: Sized, U: Sized>(dst: &mut T, src: &U) {
    unsafe {
        let size = ::std::mem::size_of::<U>();
        assert_eq!(::std::mem::size_of::<T>(), size);
        ::std::ptr::copy_nonoverlapping_memory(
            ::std::mem::transmute::<&T, *mut T>(dst),
            ::std::mem::transmute::<&U, *const T>(src),
            size);
    }
}