return true
	}
	return false
}

// HasFilterPlugins returns true if at least one filter plugin is defined.
func (f *frameworkImpl) HasFilterPlugins() bool {
	return len(f.filterPlugins) > 0
}

// HasPostFilterPlugins returns true if at least one postFilter plugin is defined.
func (f *frameworkImpl) HasPostFilterPlugins() bool {
	return len(f.postFilterPlugins) > 0
}

  public static <K, V> ImmutableSortedMap<K, V> of() {
    return (ImmutableSortedMap<K, V>) NATURAL_EMPTY_MAP;
  }

  /** Returns an immutable map containing a single entry. */
  public static <K extends Comparable<? super K>, V> ImmutableSortedMap<K, V> of(K k1, V v1) {
    return of(Ordering.natural(), k1, v1);
  }

  /** Returns an immutable map containing a single entry. */

  bool (*is_directory)(const TF_Filesystem* filesystem, const char* path,
                       TF_Status* status);

  /// Returns the size of the file given by `path`.
  ///
  /// If `status` is not `TF_OK`, return value is undefined. Otherwise, returns
  /// the same as `length` member of a `TF_FileStatistics` that would be used on
  /// the equivalent call of `stat`.
  ///
  /// Plugins:

	return envProxyFunc()(req.URL)
}

// ProxyURL returns a proxy function (for use in a [Transport])
// that always returns the same URL.
func ProxyURL(fixedURL *url.URL) func(*Request) (*url.URL, error) {
	return func(*Request) (*url.URL, error) {
		return fixedURL, nil
	}
}

// transportRequest is a wrapper around a *Request that adds
// optional extra headers to write and stores any error to return

  // types. If the returned resource traces back to an input argument for the
  // SPC, then replace uses of the returned copy with the original input.
  //
  // Note: This does not descend through nested SCPs.
  auto ComesFromBlockArgNumber = [](Value val) -> int {
    while (true) {
      if (auto block_arg = llvm::dyn_cast<BlockArgument>(val)) {
        return block_arg.getArgNumber();
      }

		return j.ObjectV1.Signature()
	}
	return signatureErr
}

// getModTime will return the ModTime of the underlying version.
func (j xlMetaV2Version) getModTime() time.Time {
	switch j.Type {
	case ObjectType:
		return time.Unix(0, j.ObjectV2.ModTime)
	case DeleteType:
		return time.Unix(0, j.DeleteMarker.ModTime)
	case LegacyType:
		return j.ObjectV1.Stat.ModTime
	}
	return time.Time{}
}

  public static <K, V> ImmutableSortedMap<K, V> of() {
    return (ImmutableSortedMap<K, V>) NATURAL_EMPTY_MAP;
  }

  /** Returns an immutable map containing a single entry. */
  public static <K extends Comparable<? super K>, V> ImmutableSortedMap<K, V> of(K k1, V v1) {
    return of(Ordering.natural(), k1, v1);
  }

  /** Returns an immutable map containing a single entry. */

func (hc *halfConn) explicitNonceLen() int {
	if hc.cipher == nil {
		return 0
	}

	switch c := hc.cipher.(type) {
	case cipher.Stream:
		return 0
	case aead:
		return c.explicitNonceLen()
	case cbcMode:
		// TLS 1.1 introduced a per-record explicit IV to fix the BEAST attack.
		if hc.version >= VersionTLS11 {
			return c.BlockSize()
		}
		return 0
	default:
		panic("unknown cipher type")
	}
}

    }
    if (auto block_arg = parent.dyn_cast<mlir::BlockArgument>()) {
      return block_arg.getArgNumber();
    }
    // Returns -1 if we don't find which this result maps to.
    return -1;
  };

  llvm::SmallVector<Value, 4> returns;
  for (auto res : func.getBody().back().getTerminator()->getOperands()) {
    returns.push_back(res);
  }
  llvm::DenseMap<int, int> result;

  // Analyzes attached regions to record resources read and written.
  LogicalResult Analyze();

  // Returns all resources accessed by the regions attached the op.
  auto& GetResources() { return resources_; }

  // Returns if the given value is a resource that needs lifting.
  bool Contains(Value resource) const {
    return resources_.find(resource) != resources_.end();
  }

  // Drops the given resource from lifting.