)

	type (
		makeReg struct {
			size    int64
			wantStr string
		}
		makeSparse struct {
			makeReg makeReg
			sph     sparseHoles
			size    int64
		}
		fileMaker any // makeReg | makeSparse
	)

	vectors := []struct {
		maker fileMaker
		tests []testFnc
	}{{
		maker: makeReg{0, ""},
		tests: []testFnc{
			testRemaining{0, 0},

func isTerminal(fd int) bool {
	path, err := plan9.Fd2path(fd)
	if err != nil {
		return false
	}
	return path == "/dev/cons" || path == "/mnt/term/dev/cons"
}

func makeRaw(fd int) (*State, error) {
	return nil, fmt.Errorf("terminal: MakeRaw not implemented on %s/%s", runtime.GOOS, runtime.GOARCH)
}

func getState(fd int) (*State, error) {

	)

	type (
		makeReg struct {
			str  string
			size int64
		}
		makeSparse struct {
			makeReg makeReg
			spd     sparseDatas
			size    int64
		}
		fileMaker any // makeReg | makeSparse
	)

	vectors := []struct {
		maker fileMaker
		tests []testFnc
	}{{
		maker: makeReg{"", 0},
		tests: []testFnc{
			testRemaining{0, 0},

		}
	case unknownVal:
		break
	default:
		panic(fmt.Sprintf("%v not Int or Float", x))
	}
	return unknownVal{}
}

// MakeImag returns the [Complex] value x*i;
// x must be [Int], [Float], or [Unknown].
// If x is [Unknown], the result is [Unknown].
func MakeImag(x Value) Value {
	switch x.(type) {
	case unknownVal:
		return x
	case int64Val, intVal, ratVal, floatVal:
		return makeComplex(int64Val(0), x)

	if v := strings.ToLower(os.Getenv("TERM")); v == "" || v == "dumb" {
		return nil
	}
	// test if we can use term.ReadLine
	// that assumes operation in the raw mode.
	oldState, err := term.MakeRaw(0)
	if err != nil {
		return nil
	}
	term.Restore(0, oldState)

	rw := struct {
		io.Reader
		io.Writer
	}{os.Stdin, os.Stderr}
	return &readlineUI{term: term.NewTerminal(rw, "")}
}

    private static final Object MISSING = new Object();
    private final ConcurrentMap<String, Object> loadedClasses = new MapMaker().weakValues().makeMap();
    private final ConcurrentMap<String, Object> resources = new MapMaker().makeMap();
    private final ClassLoader parent;

    static {
        try {
            ClassLoader.registerAsParallelCapable();
        } catch (NoSuchMethodError ignore) {

    private final Map<String, Map<ComponentArtifactIdentifier, ResolvableArtifact>> cachePerRepo = new MapMaker().makeMap();
    private final Map<String, Map<ComponentArtifactIdentifier, ResolvableArtifact>> cachePerRepoWithVerification = new MapMaker().makeMap();

    /**
     * For a remote repository, the only thing required is a resolved artifact cache.

import (
	"fmt"
	"go/constant"
	"go/token"
	"math"
	"slices"
)

func Example_complexNumbers() {
	// Create the complex number 2.3 + 5i.
	ar := constant.MakeFloat64(2.3)
	ai := constant.MakeImag(constant.MakeInt64(5))
	a := constant.BinaryOp(ar, token.ADD, ai)

	// Compute (2.3 + 5i) * 11.
	b := constant.MakeUint64(11)
	c := constant.BinaryOp(a, token.MUL, b)

	// Convert c into a complex128.

type K struct {
	a, b int32 // these get merged by the compiler into a single field, something typehash doesn't do
	c    float64
}

func main() {
	k := K{a: 1, b: 2, c: 3}

	// Make a reflect map.
	m := reflect.MakeMap(reflect.MapOf(reflect.TypeOf(K{}), reflect.TypeOf(true)))
	m.SetMapIndex(reflect.ValueOf(k), reflect.ValueOf(true))

	// The binary must not contain the type map[K]bool anywhere, or reflect.MapOf

	c := make(chan bool)
	go func() {
		_ = l
		c <- true
	}()
	l = LogImpl{}
	<-c
	return
}

var _ LogImpl = NewLog()

func MakeMap() map[int]int {
	return make(map[int]int)
}

func InstrumentMapLen() {
	_ = len(MakeMap())
}

func InstrumentMapLen2() {
	m := make(map[int]map[int]int)
	_ = len(m[0])
}

func InstrumentMapLen3() {
	m := make(map[int]*map[int]int)