if s.walkMu != nil {
			s.walkMu.Unlock()
		}
		if err != nil {
			// Folder could have gone away in-between
			if err != errVolumeNotFound && err != errFileNotFound {
				internalLogOnceIf(ctx, err, "metacache-walk-scan-dir")
			}
			if opts.ReportNotFound && err == errFileNotFound && current == opts.BaseDir {
				err = errFileNotFound
			} else {
				err = nil
			}
			diskHealthCheckOK(ctx, err)
			return err

		if err := walk(filename, fi, walkFn); err != nil {
			if !fi.IsDir() || err != filepath.SkipDir {
				return err
			}
		}
	}
	return nil
}

// Walk walks the file tree rooted at root, calling walkFn for each file or
// directory in the tree, including root.
func Walk(root string, walkFn filepath.WalkFunc) error {
	Trace("Walk", root)
	info, err := Lstat(root)
	if err != nil {

    std::vector<mlir::func::FuncOp>* funcs,
    flatbuffers::FlatBufferBuilder* builder,
    std::map<std::string, uint8_t>* hardware_names) {
  uint8_t index = 0;
  for (auto& func : *funcs) {
    func.walk([&hardware_names, &index](mlir::Operation* op) {
      auto device_name = GetDeviceName(op);
      if (!device_name.has_value()) return;

      auto iter = hardware_names->find(*device_name);

  // per replica > 1, it does not need to be skipped.
  if (num_cores_per_replica != 1) return success();

  llvm::SetVector<Value> bcasts;
  cluster->walk([&](Operation* op) {
    if (op == cluster) return WalkResult::advance();
    for (auto operand : op->getOperands()) {
      Operation* scope = operand.getParentBlock()->getParentOp();

        Assertions.assertEquals(callableId, symbol.callableId)
    }
}

internal fun compileCommonKlib(kLibSourcesRoot: Path): Path {
    val ktFiles = Files.walk(kLibSourcesRoot).asSequence().filter { it.extension == "kt" }.toList()
    val testKlib = KtTestUtil.tmpDir("testLibrary").resolve("library.klib").toPath()

    val arguments = buildList {

                TypeToken<?> pluginType = TypeToken.of(pluginClass);
                TypeMetadataWalker.typeWalker(inspectionScheme.getMetadataStore(), SoftwareType.class)
                    .walk(pluginType, new SoftwareTypeImplementationRecordingVisitor(pluginClass, registeringPluginClass, registeredTypes, softwareTypeImplementationsBuilder));
            });
        });

		return baseIfStmt(path, enclosingIndex+1)
	case *ast.ForStmt:
		if expr.Init == enclosingStmt || expr.Post == enclosingStmt {
			return expr
		}
	}
	return enclosingStmt.(ast.Stmt)
}

// baseIfStmt walks up the if/else-if chain until we get to
// the top of the current if chain.
func baseIfStmt(path []ast.Node, index int) ast.Stmt {
	stmt := path[index]
	for i := index + 1; i < len(path); i++ {

	ListVols(ctx context.Context) (vols []VolInfo, err error)
	StatVol(ctx context.Context, volume string) (vol VolInfo, err error)
	DeleteVol(ctx context.Context, volume string, forceDelete bool) (err error)

	// WalkDir will walk a directory on disk and return a metacache stream on wr.
	WalkDir(ctx context.Context, opts WalkDirOptions, wr io.Writer) error

	// Metadata operations

	// Populate "rval" with what we've computed.
	rval.Slots = state.slots
	rval.VarSlots = state.varSlots
	rval.Vars = state.vars
	rval.LocationLists = state.lists
}

// liveness walks the function in control flow order, calculating the start
// and end state of each block.
func (state *debugState) liveness() []*BlockDebug {
	blockLocs := make([]*BlockDebug, state.f.NumBlocks())
	counterTime := int32(1)

                "snippet-dependency-management-working-with-dependencies-walk-graph_groovy_walking-dependency-graph.sample",
                "snippet-dependency-management-working-with-dependencies-walk-graph_kotlin_walking-dependency-graph.sample",

                "snippet-ide-eclipse_groovy_wtpWithXml.sample",