Method intersection

src/internal/live_range.rs:182–191

Returns the intersection of two ranges, or `None` if they don't overlap.

(self, other: Self)

    /// Returns the intersection of two ranges, or `None` if they don't overlap.
    pub fn intersection(self, other: Self) -> Option<Self> {
        if other.to <= self.from || other.from >= self.to {
            None
        } else {
            Some(Self {
                from: self.from.max(other.from),
                to: self.to.min(other.to),
            })
        }
    }

    /// Number of instructions covered by this live range segment.
    pub fn num_insts(self) -> u32 {