4 let vec = vec![b'a', b'b', b'c'];
5 let ptr = vec.as_ptr();
8 let offset_usize = 1_usize;
9 let offset_isize = 1_isize;
12 ptr.offset(offset_usize as isize);
13 ptr.offset(offset_isize as isize);
14 ptr.offset(offset_u8 as isize);
16 ptr.wrapping_offset(offset_usize as isize);
17 ptr.wrapping_offset(offset_isize as isize);
18 ptr.wrapping_offset(offset_u8 as isize);