if len(in) == 0 {
		return nil
	}
	res := make([]*matcher.StringMatcher, 0, len(in))
	for _, s := range in {
		res = append(res, &matcher.StringMatcher{
			MatchPattern: &matcher.StringMatcher_Exact{Exact: s},
		})
	}
	return res
}

const (
	// IstioCanonicalServiceLabelName is the name of label for the Istio Canonical Service for a workload instance.

    getUsedValuesDefinedAbove(*region, region_extern_values);

    // Sink down constants into the functions.
    for (auto extern_value : region_extern_values) {
      if (!matchPattern(extern_value, m_Constant())) {
        extern_values.insert(extern_value);
        continue;
      }
      // Add constant at start of region.
      auto const_builder = OpBuilder::atBlockBegin(&region->front());

  }
  return true;
}

bool QuantizationDriver::SetConstantResultParams(Operation* op) {
  DenseFPElementsAttr attr;
  const Value result = op->getResult(0);
  if (!matchPattern(result, m_Constant(&attr))) {
    return false;
  }
  // TODO: b/323478683 - Make storage_type_width and narrow_range configurable.
  Type final_type;
  const auto it = optimized_weights_.find(op);