old := maxData32
	defer func() {
		maxData32 = old
	}()
	// Reread as forced 32.
	y = Index{}
	maxData32 = realMaxData32
	if err := y.Read(bytes.NewReader(buf.Bytes())); err != nil {
		t.Errorf("failed reading index %s (%s)", tc.name, err)
	}
	if !equal(x, &y) {
		t.Errorf("restored index doesn't match saved index %s", tc.name)
	}

	// Reread as forced 64.
	y = Index{}
	maxData32 = -1

// hold onto it for very long.
func mapaccess1(t *maptype, h *hmap, key unsafe.Pointer) unsafe.Pointer {
	if raceenabled && h != nil {
		callerpc := getcallerpc()
		pc := abi.FuncPCABIInternal(mapaccess1)
		racereadpc(unsafe.Pointer(h), callerpc, pc)
		raceReadObjectPC(t.Key, key, callerpc, pc)
	}
	if msanenabled && h != nil {
		msanread(key, t.Key.Size_)
	}
	if asanenabled && h != nil {
		asanread(key, t.Key.Size_)

	if err := fd.writeLock(); err != nil {
		return 0, err
	}
	defer fd.writeUnlock()
	return ignoringEINTRIO(syscall.Write, fd.Sysfd, p)
}

// RawRead invokes the user-defined function f for a read operation.
func (fd *FD) RawRead(f func(uintptr) bool) error {
	if err := fd.readLock(); err != nil {
		return err
	}
	defer fd.readUnlock()
	if err := fd.pd.prepareRead(fd.isFile); err != nil {

// positions.
func (c *context) checkpoint() {
	if c.err == nil {
		c.nDst, c.nSrc = c.pDst, c.pSrc+c.sz
	}
}

// unreadRune causes the last rune read by next to be reread on the next
// invocation of next. Only one unreadRune may be called after a call to next.
func (c *context) unreadRune() {
	c.sz = 0
}

func (c *context) next() bool {
	c.pSrc += c.sz

		d.remaining = out
		left = len(out)
	}

	// fits within data
	if left <= len(data) {
		copy(data, d.remaining)
		d.remaining = nil
		return left, nil
	}

	// caller will need to reread
	copy(data, d.remaining[:len(data)])
	d.remaining = d.remaining[len(data):]
	return len(data), io.ErrShortBuffer
}

func (d *YAMLDecoder) Close() error {
	return d.r.Close()
}

		su.SetRelocType(rIdx, objabi.R_PCREL)
		return true
	}

	// Handle references to ELF symbols from our own object files.
	if targType != sym.SDYNIMPORT {
		return true
	}

	// Reread the reloc to incorporate any changes in type above.
	relocs := ldr.Relocs(s)
	r = relocs.At(rIdx)

	switch r.Type() {
	case objabi.R_CALL,
		objabi.R_PCREL:
		if target.IsExternal() {

			sg = c.sendq.dequeue()
			if sg != nil {
				goto recv
			}
			if c.qcount > 0 {
				goto bufrecv
			}
			if c.closed != 0 {
				goto rclose
			}
		} else {
			if raceenabled {
				racereadpc(c.raceaddr(), casePC(casi), chansendpc)
			}
			if c.closed != 0 {
				goto sclose
			}
			sg = c.recvq.dequeue()
			if sg != nil {
				goto send
			}
			if c.qcount < c.dataqsiz {

	if err := fd.incref(); err != nil {
		return err
	}
	defer fd.decref()
	return syscall.GetFileInformationByHandle(fd.Sysfd, data)
}

// RawRead invokes the user-defined function f for a read operation.
func (fd *FD) RawRead(f func(uintptr) bool) error {
	if err := fd.readLock(); err != nil {
		return err
	}
	defer fd.readUnlock()
	for {
		if f(uintptr(fd.Sysfd)) {
			return nil

		su := ldr.MakeSymbolUpdater(s)
		su.SetRelocType(rIdx, objabi.R_PCREL)
		su.SetRelocSym(rIdx, syms.GOT)
		su.SetRelocAdd(rIdx, r.Add()+int64(ldr.SymGot(targ)))
		return true
	}

	// Reread the reloc to incorporate any changes in type above.
	relocs := ldr.Relocs(s)
	r = relocs.At(rIdx)

	switch r.Type() {
	case objabi.R_CALL:
		if targType != sym.SDYNIMPORT {

		return true

	default:
		if r.Type() >= objabi.ElfRelocOffset {
			ldr.Errorf(s, "unexpected relocation type %d (%s)", r.Type(), sym.RelocName(target.Arch, r.Type()))
			return false
		}
	}

	// Reread the reloc to incorporate any changes in type above.
	relocs := ldr.Relocs(s)
	r = relocs.At(rIdx)

	switch r.Type() {
	case objabi.R_RISCV_CALL:
		if targType != sym.SDYNIMPORT {