Method is_empty

src/internal/live_range.rs:177–179

Checks whether the `LiveRangeSegment` holds an empty range. Empty ranges are valid but have special semantics: no register needs to be allocated for them, but they may still hold useful information in the associated [`UseList`].

(self)

    /// be allocated for them, but they may still hold useful information in
    /// the associated [`UseList`].
    pub fn is_empty(self) -> bool {
        self.from >= self.to
    }

    /// Returns the intersection of two ranges, or `None` if they don't overlap.
    pub fn intersection(self, other: Self) -> Option<Self> {