Method find_first

svf/include/Util/SparseBitVector.h:1119–1125

Return the first set bit in the bitmap. Return -1 if no bits are set.

    // Return the first set bit in the bitmap.  Return -1 if no bits are set.
    int find_first() const
    {
        if (Elements.empty())
            return -1;
        const SparseBitVectorElement<ElementSize> &First = *(Elements.begin());
        return (First.index() * ElementSize) + First.find_first();
    }

    // Return the last set bit in the bitmap.  Return -1 if no bits are set.
    int find_last() const