public TaintVec setCascade(boolean isBigEndian) {
		if (isBigEndian) {
			for (int i = length - 2; i >= 0; i--) {
				sets[i] = sets[i].union(sets[i + 1]);
			}
		}
		for (int i = 0; i < length - 1; i++) {
			sets[i + 1] = sets[i + 1].union(sets[i]);
		}
		return this;
	}
Modify the vector so each element becomes the union of itself and all elements of lesser
significance

<p>
This should be used after {@link #zipUnion(TaintVec)} to model operations with carries.

@param isBigEndian true if smaller indices have greater significance
@return this vector
Ghidra/Debug/TaintAnalysis/src/main/java/ghidra/taint/model/TaintVec.java