private Address getStorageAddress(AddressFactory addrFactory) {
		Address storageAddress = null;
		if (varnode != null) {
			storageAddress = varnode.getAddress();
		}
		// op could be a PTRSUB, need to dig it out...
		else {
			storageAddress = HighFunctionDBUtil.getSpacebaseReferenceAddress(addrFactory, op);
		}
		return storageAddress;
	}
Get the storage address of the variable, if any.
The variable may be directly referenced by this token, or indirectly referenced as a point.
@param addrFactory is the factory used to construct the Address
@return the storage Address or null if there is no variable attached
Ghidra/Features/Decompiler/src/main/java/ghidra/app/decompiler/ClangVariableToken.java