}
}
let mut dst = MaybeUninit::uninit_array::<N>();
- let mut guard: Guard<U, N> = Guard { dst: &mut dst as *mut _ as *mut U, initialized: 0 };
+ let mut guard: Guard<U, N> =
+ Guard { dst: MaybeUninit::first_ptr_mut(&mut dst), initialized: 0 };
for (src, dst) in IntoIter::new(self).zip(&mut dst) {
dst.write(f(src));
guard.initialized += 1;
crate::mem::forget(guard);
// SAFETY: At this point we've properly initialized the whole array
// and we just need to cast it to the correct type.
- unsafe { (&mut dst as *mut _ as *mut [U; N]).read() }
+ unsafe { crate::mem::transmute_copy::<_, [U; N]>(&dst) }
}
}