pub unsafe trait Tag: Copy {
    const BITS: usize;

    fn into_usize(self) -> usize;
    unsafe fn from_usize(tag: usize) -> Self;
Expand description

This describes tags that the TaggedPtr struct can hold.


The BITS constant must be correct.

No more than BITS least significant bits may be set in the returned usize.

Required Associated Constants

Required Methods


The passed tag must be returned from into_usize.