if (!result.has_value()) return success();
  llvm::StringRef cluster_name = result.value();

  // We found a _replication_info, let's build an island for the full cluster!
  LLVM_DEBUG(llvm::dbgs() << "Processing candidate island: "
                          << *island.getOperation() << "\n");

  // Collect the islands to merge together in this new cluster starting with the
  // given island.