c1 := s[1]
		if c1 < 0x80 || 0xC0 <= c1 {
			return 0, 1 // Illegal UTF-8: not a continuation byte.
		}
		return t.lookupValue(uint32(i), c1), 2
	case c0 < 0xF0: // 3-byte UTF-8
		if len(s) < 3 {
			return 0, 0
		}
		i := nfcIndex[c0]
		c1 := s[1]
		if c1 < 0x80 || 0xC0 <= c1 {
			return 0, 1 // Illegal UTF-8: not a continuation byte.
		}
		o := uint32(i)<<6 + uint32(c1)
		i = nfcIndex[o]

                    Hexdump.hexdump( log, BUF, 4, n );
                }
            }
            /* For some reason this can sometimes get broken up into another
             * "NBSS Continuation Message" frame according to WireShark
             */
            out.write( BUF, 0, 4 + n );
        }
    }
    protected void doSend0( Request request ) throws IOException {
        try {

//
// On top of all this, it is possible for a single code repository
// to contain multiple modules, either in branches or subdirectories,
// as a limited kind of monorepo. For example rsc.io/qr/v2,
// the v2.x.x continuation of rsc.io/qr, is expected to be found
// in v2-tagged commits in https://github.com/rsc/qr, either
// in the root or in a v2 subdirectory, disambiguated by go.mod.
// Again the precise file tree corresponding to a module

	// call. It also means the liveness at pc may not be known.
	//
	// TODO: Distinguish frame.continpc, which is really the stack map PC, from
	// the actual continuation PC, which is computed differently depending on
	// this flag and a few other things.
	unwindTrap

	// unwindJumpStack indicates that, if the traceback is on a system stack, it

		c1 := s[1]
		if c1 < 0x80 || 0xC0 <= c1 {
			return 0, 1 // Illegal UTF-8: not a continuation byte.
		}
		return t.lookupValue(uint32(i), c1), 2
	case c0 < 0xF0: // 3-byte UTF-8
		if len(s) < 3 {
			return 0, 0
		}
		i := idnaIndex[c0]
		c1 := s[1]
		if c1 < 0x80 || 0xC0 <= c1 {
			return 0, 1 // Illegal UTF-8: not a continuation byte.
		}
		o := uint32(i)<<6 + uint32(c1)
		i = idnaIndex[o]
		c2 := s[2]

	t5 = 0b11111000

	maskx = 0b00111111
	mask2 = 0b00011111
	mask3 = 0b00001111
	mask4 = 0b00000111

	rune1Max = 1<<7 - 1
	rune2Max = 1<<11 - 1
	rune3Max = 1<<16 - 1

	// The default lowest and highest continuation byte.
	locb = 0b10000000
	hicb = 0b10111111

	// These names of these constants are chosen to give nice alignment in the
	// table below. The first nibble is an index into acceptRanges or F for

		c1 := s[1]
		if c1 < 0x80 || 0xC0 <= c1 {
			return 0, 1 // Illegal UTF-8: not a continuation byte.
		}
		return t.lookupValue(uint32(i), c1), 2
	case c0 < 0xF0: // 3-byte UTF-8
		if len(s) < 3 {
			return 0, 0
		}
		i := idnaIndex[c0]
		c1 := s[1]
		if c1 < 0x80 || 0xC0 <= c1 {
			return 0, 1 // Illegal UTF-8: not a continuation byte.
		}
		o := uint32(i)<<6 + uint32(c1)
		i = idnaIndex[o]
		c2 := s[2]

		c1 := s[1]
		if c1 < 0x80 || 0xC0 <= c1 {
			return 0, 1 // Illegal UTF-8: not a continuation byte.
		}
		return t.lookupValue(uint32(i), c1), 2
	case c0 < 0xF0: // 3-byte UTF-8
		if len(s) < 3 {
			return 0, 0
		}
		i := idnaIndex[c0]
		c1 := s[1]
		if c1 < 0x80 || 0xC0 <= c1 {
			return 0, 1 // Illegal UTF-8: not a continuation byte.
		}
		o := uint32(i)<<6 + uint32(c1)
		i = idnaIndex[o]
		c2 := s[2]

			assertOnError: assertNilError,
		},
	})

	group(t, "text string", []test{
		{
			name: "reject text string containing invalid utf-8 sequence",
			in:   hex("6180"), // text string beginning with continuation byte 0x80
			assertOnError: assertOnConcreteError(func(t *testing.T, e *cbor.SemanticError) {
				const expected = "cbor: invalid UTF-8 string"
				if msg := e.Error(); msg != expected {

func testDeferLeafSigpanic1() {
	// Cause a sigpanic to be injected in this frame.
	//
	// This function has to be declared before
	// TestDeferLeafSigpanic so the runtime will crash if we think
	// this function's continuation PC is in
	// TestDeferLeafSigpanic.
	*(*int)(nil) = 0
}

// TestDeferLeafSigpanic tests defer matching around leaf functions
// that sigpanic. This is tricky because on LR machines the outer