var buf [1]byte
			r.Read(buf[:])
		}()
		go func() {
			defer wg.Done()
			r.Read(nil)
		}()
	}
	wg.Wait()
}

func TestReaderWriteTo(t *testing.T) {
	for i := 0; i < 30; i += 3 {
		var l int
		if i > 0 {
			l = len(testString) / i
		}
		s := testString[:l]
		r := NewReader(testBytes[:l])
		var b Buffer
		n, err := r.WriteTo(&b)

pkg debug/dwarf, const AttrDeclColumn = 57
pkg debug/dwarf, const AttrDeclFile = 58
pkg debug/dwarf, const AttrDeclLine = 59
pkg debug/dwarf, const AttrDeclaration = 60
pkg debug/dwarf, const AttrDefaultValue = 30
pkg debug/dwarf, const AttrDescription = 90
pkg debug/dwarf, const AttrDiscr = 21
pkg debug/dwarf, const AttrDiscrList = 61
pkg debug/dwarf, const AttrDiscrValue = 22
pkg debug/dwarf, const AttrEncoding = 62

	var buf Buffer
	for i := 3; i < 30; i += 3 {
		s := fillString(t, "TestLargeReads (1)", &buf, "", 5, testString[0:len(testString)/i])
		empty(t, "TestLargeReads (2)", &buf, s, make([]byte, len(testString)))
	}
	check(t, "TestLargeStringReads (3)", &buf, "")
}

func TestLargeByteReads(t *testing.T) {
	var buf Buffer
	for i := 3; i < 30; i += 3 {

	// indicate it contains up to 1 << 128 - 1 files. Since each file has a
	// header which will be _at least_ 30 bytes we can safely preallocate
	// if (data size / 30) >= end.directoryRecords.
	if end.directorySize < uint64(size) && (uint64(size)-end.directorySize)/30 >= end.directoryRecords {
		r.File = make([]*File, 0, end.directoryRecords)
	}
	r.Comment = end.comment
	rs := io.NewSectionReader(rdr, 0, size)

pkg debug/elf, const R_390_GOTPCDBL = 21
pkg debug/elf, const R_390_GOTPCDBL R_390
pkg debug/elf, const R_390_GOTPLT12 = 29
pkg debug/elf, const R_390_GOTPLT12 R_390
pkg debug/elf, const R_390_GOTPLT16 = 30
pkg debug/elf, const R_390_GOTPLT16 R_390
pkg debug/elf, const R_390_GOTPLT20 = 59
pkg debug/elf, const R_390_GOTPLT20 R_390
pkg debug/elf, const R_390_GOTPLT32 = 31
pkg debug/elf, const R_390_GOTPLT32 R_390

pkg debug/elf, const R_LARCH_SOP_ADD R_LARCH #46229
pkg debug/elf, const R_LARCH_SOP_AND = 36 #46229
pkg debug/elf, const R_LARCH_SOP_AND R_LARCH #46229
pkg debug/elf, const R_LARCH_SOP_ASSERT = 30 #46229
pkg debug/elf, const R_LARCH_SOP_ASSERT R_LARCH #46229
pkg debug/elf, const R_LARCH_SOP_IF_ELSE = 37 #46229
pkg debug/elf, const R_LARCH_SOP_IF_ELSE R_LARCH #46229
pkg debug/elf, const R_LARCH_SOP_NOT = 31 #46229

	directoryEndSignature    = 0x06054b50
	directory64LocSignature  = 0x07064b50
	directory64EndSignature  = 0x06064b50
	dataDescriptorSignature  = 0x08074b50 // de-facto standard; required by OS X Finder
	fileHeaderLen            = 30         // + filename + extra
	directoryHeaderLen       = 46         // + filename + extra + comment
	directoryEndLen          = 22         // + comment

pkg debug/elf, const R_RISCV_TPREL_HI20 = 29
pkg debug/elf, const R_RISCV_TPREL_HI20 R_RISCV
pkg debug/elf, const R_RISCV_TPREL_I = 49
pkg debug/elf, const R_RISCV_TPREL_I R_RISCV
pkg debug/elf, const R_RISCV_TPREL_LO12_I = 30
pkg debug/elf, const R_RISCV_TPREL_LO12_I R_RISCV
pkg debug/elf, const R_RISCV_TPREL_LO12_S = 31
pkg debug/elf, const R_RISCV_TPREL_LO12_S R_RISCV
pkg debug/elf, const R_RISCV_TPREL_S = 50

	MVN	$0xff000000, R1  // MVN $4278190080, R1   // ff14e0e3
	MVN	R9<<30, R7       // 097fe0e1
	MVN	R9>>30, R7       // 297fe0e1
	MVN	R9->30, R7       // 497fe0e1
	MVN	R9@>30, R7       // 697fe0e1
	MVN.S	R9<<30, R7       // 097ff0e1
	MVN.S	R9>>30, R7       // 297ff0e1
	MVN.S	R9->30, R7       // 497ff0e1
	MVN.S	R9@>30, R7       // 697ff0e1
	MVN	R9<<R8, R7       // 1978e0e1
	MVN	R9>>R8, R7       // 3978e0e1

		File: []ZipTestFile{
			{
				Name:     "foo.txt",
				Content:  []byte("foo\n"),
				Modified: time.Date(1979, 11, 30, 0, 0, 0, 0, time.UTC),
				Mode:     0666,
			},
			{
				Name:     "bar.txt",
				Content:  []byte("bar\n"),
				Modified: time.Date(1979, 11, 30, 0, 0, 0, 0, time.UTC),
				Mode:     0666,
			},
		},
	},
	{
		Name:   "Bad-CRC32-in-data-descriptor",