//
// If the niche is a pointer, it's either valid (according
// to its type), or null (which the niche field's scalar
- // validity range encodes). This allows using
+ // validity range encodes). This allows using
// `dereferenceable_or_null` for e.g., `Option<&T>`, and
// this will continue to work as long as we don't start
// using more niches than just null (e.g., the first page of