@Override
	public int compareTo(LocationReference other) {
		// sort by address only--any duplicate address with different references will be
		// arbitrarily sorted
		return locationOfUseAddress.compareTo(other.locationOfUseAddress);
	}
Returns the program location associated with this reference; may be null.
@return the program location associated with this reference; may be null.
Ghidra/Features/Base/src/main/java/ghidra/app/plugin/core/navigation/locationreferences/LocationReference.java