Run:  run,
}

// 'kind' is a kind of assembly variable.
// The kinds 1, 2, 4, 8 stand for values of that size.
type asmKind int

// These special kinds are not valid sizes.
const (
	asmString asmKind = 100 + iota
	asmSlice
	asmArray
	asmInterface
	asmEmptyInterface
	asmStruct
	asmComplex
)

// An asmArch describes assembly parameters for an architecture
type asmArch struct {
	name      string
	bigEndian bool

	hostLookupFiles:    "files",
	hostLookupDNS:      "dns",
}

func (o hostLookupOrder) String() string {
	if s, ok := lookupOrderName[o]; ok {
		return s
	}
	return "hostLookupOrder=" + itoa.Itoa(int(o)) + "??"
}

func (r *Resolver) goLookupHostOrder(ctx context.Context, name string, order hostLookupOrder, conf *dnsConfig) (addrs []string, err error) {
	if order == hostLookupFilesDNS || order == hostLookupFiles {

	// ErrNotExist. errUseProxy should only be returned if "noproxy" is the only
	// proxy. errNoproxy should never be returned, since there should always be a
	// more useful error from "noproxy" first.
	const (
		notExistRank = iota
		proxyRank
		directRank
	)
	var bestErr error
	bestErrRank := notExistRank
	for _, proxy := range proxies {
		err := f(proxy.url)
		if err == nil {
			return nil
		}

	//
	// This may be due to the host not supporting handles, or because
	// Process was created as a literal, leaving handle unset.
	//
	// This must be the zero value so Process literals get modePID.
	modePID processMode = iota

	// modeHandle means that Process operations use handle, which is
	// initialized with an OS process handle.
	//
	// Note that Release and Wait will deactivate and eventually close the

	case _EXCEPTION_FLT_UNDERFLOW:
	case _EXCEPTION_BREAKPOINT:
	case _EXCEPTION_ILLEGAL_INSTRUCTION: // breakpoint arrives this way on arm64
	}
	return true
}

const (
	callbackVEH = iota
	callbackFirstVCH
	callbackLastVCH
)

// sigFetchGSafe is like getg() but without panicking
// when TLS is not set.
// Only implemented on windows/386, which is the only

// It is okay to ignore the return value of any particular
// call to scanner.state: if one call returns scanError,
// every subsequent call will return scanError too.
const (
	// Continue.
	scanContinue     = iota // uninteresting byte
	scanBeginLiteral        // end implied by next result != scanContinue
	scanBeginObject         // begin object
	scanObjectKey           // just finished object key (string)

	"io"
	"unicode"
	"unicode/utf8"
)

// The mode flags below control which comments are reported
// by calling the error handler. If no flag is set, comments
// are ignored.
const (
	comments   uint = 1 << iota // call handler for all comments
	directives                  // call handler for directives only
)

type scanner struct {
	source
	mode   uint
	nlsemi bool // if set '\n' and EOF translate to ';'

	iexportVersionCurrent = 2
)

type ident struct {
	pkg  *types.Package
	name string
}

const predeclReserved = 32

type itag uint64

const (
	// Types
	definedType itag = iota
	pointerType
	sliceType
	arrayType
	chanType
	mapType
	signatureType
	structType
	interfaceType
	typeParamType
	instanceType
	unionType
)

	// Attempt to return this logger to the cache.
	if putCachedDlogger(l) {
		return
	}

	// Return the logger to the global pool.
	l.owned.Store(0)
}

const (
	debugLogUnknown = 1 + iota
	debugLogBoolTrue
	debugLogBoolFalse
	debugLogInt
	debugLogUint
	debugLogHex
	debugLogPtr
	debugLogString
	debugLogConstString
	debugLogStringOverflow

	debugLogPC
	debugLogTraceback

	off += secs

	if neg {
		off = -off
	}
	return off, s, true
}

// ruleKind is the kinds of rules that can be seen in a tzset string.
type ruleKind int

const (
	ruleJulian ruleKind = iota
	ruleDOY
	ruleMonthWeekDay
)

// rule is a rule read from a tzset string.
type rule struct {
	kind ruleKind
	day  int
	week int
	mon  int
	time int // transition time
}