// inaccessible   x.foo   !=    foo    cannot refer to unexported field foo
	// missing        x.foo   !=    foO    type X has no field or method foo

	const (
		ok           = iota
		missing      // no object found
		misspelled   // found object with different spelling
		unexported   // found object with name differing only in first letter

import "encoding/binary"

// ArchFamily represents a family of one or more related architectures.
// For example, ppc64 and ppc64le are both members of the PPC64 family.
type ArchFamily byte

const (
	NoArch ArchFamily = iota
	AMD64
	ARM
	ARM64
	I386
	Loong64
	MIPS
	MIPS64
	PPC64
	RISCV64
	S390X
	Wasm
)

// Arch represents an individual architecture.
type Arch struct {
	Name   string

// in addition to satisfying the partial order in lockPartialOrder.
// A few ranks allow self-cycles, which are specified in lockPartialOrder.
const (
	lockRankUnknown lockRank = iota

	lockRankSysmon
	lockRankScavenge
	lockRankForcegc
	lockRankDefer
	lockRankSweepWaiters
	lockRankAssistQueue
	lockRankSweep
	lockRankTestR
	lockRankTestW
	lockRankTimerSend
	lockRankAllocmW

		// TODO(gri) We may also want to augment the error message and
		// refer to the position (pos) in the original expression.
		if check.errpos != nil && check.errpos.Pos().IsValid() {
			assert(check.iota != nil)
			posn = check.errpos
		}

		// Report invalid syntax trees explicitly.
		if code == InvalidSyntaxTree {
			msg = "invalid syntax tree: " + msg
		}

	b = 1 << iota  // b == 2  (iota == 1)
	c = 3          // c == 3  (iota == 2, unused)
	d = 1 << iota  // d == 8  (iota == 3)
)

const (
	u         = iota * 42  // u == 0     (untyped integer constant)
	v float64 = iota * 42  // v == 42.0  (float64 constant)
	w         = iota * 42  // w == 84    (untyped integer constant)
)

const x = iota  // x == 0

	//  of an assignment."
	//
	// Example:
	//  var x = _
	InvalidBlank

	// InvalidIota occurs when the predeclared identifier iota is used outside
	// of a constant declaration.
	//
	// Example:
	//  var x = iota
	InvalidIota

	// MissingInitBody occurs when an init function is missing its body.
	//
	// Example:
	//  func init()
	MissingInitBody

	Finish()
}

type CovDataReaderFlags uint32

const (
	CovDataReaderNoFlags CovDataReaderFlags = 0
	PanicOnError                            = 1 << iota
	PanicOnWarning
)

func (r *CovDataReader) Visit() error {
	podlist, err := pods.CollectPods(r.indirs, false)
	if err != nil {
		return fmt.Errorf("reading inputs: %v", err)
	}
	if len(podlist) == 0 {

	gcPtr *ref      // used to trigger the finalizer when the Value is not referenced any more
}

const (
	// the type flags need to be in sync with wasm_exec.js
	typeFlagNone = iota
	typeFlagObject
	typeFlagString
	typeFlagSymbol
	typeFlagFunction
)

func makeValue(r ref) Value {
	var gcPtr *ref
	typeFlag := (r >> 32) & 7
	if (r>>32)&nanHead == nanHead && typeFlag != typeFlagNone {

	sort.Strings(out)
	keep := out[:0]
	for _, x := range out {
		if len(keep) == 0 || keep[len(keep)-1] != x {
			keep = append(keep, x)
		}
	}
	return keep
}

const (
	CheckExit = 1 << iota
	ShowOutput
	Background
)

var outputLock sync.Mutex

// run is like runEnv with no additional environment.
func run(dir string, mode int, cmd ...string) string {
	return runEnv(dir, mode, nil, cmd...)
}

			// identifiers on the LHS with underscore, so that it matches
			// the sequence of expression on the RHS.
			//
			// Similarly, if there are no type and values, then this expression
			// must be following an iota expression, where order matters.
			if updateIdentList(s.Names) {
				r.filterType(nil, s.Type)
				return true
			}
		} else {
			s.Names = filterIdentList(s.Names)
			if len(s.Names) > 0 {