for _, whence := range []int{SeekStart, SeekCurrent, SeekEnd} {
		for offset := int64(-3); offset <= 4; offset++ {
			brOff, brErr := br.Seek(offset, whence)
			srOff, srErr := sr.Seek(offset, whence)
			if (brErr != nil) != (srErr != nil) || brOff != srOff {
				t.Errorf("For whence %d, offset %d: bytes.Reader.Seek = (%v, %v) != SectionReader.Seek = (%v, %v)",
					whence, offset, brOff, brErr, srErr, srOff)
			}
		}
	}

	}
	out[0] = o0
}

// hashstp RB,offset(RA)
func type_hashstp(c *ctxt9, p *obj.Prog, t *Optab, out *[5]uint32) {
	o0 := GenOpcodes[p.As-AXXSETACCZ]
	o0 |= uint32(p.From.Reg&0x1f) << 11       // RB
	o0 |= uint32((p.To.Offset>>8)&0x1) << 0   // DX
	o0 |= uint32((p.To.Offset>>3)&0x1f) << 21 // D
	o0 |= uint32(p.To.Reg&0x1f) << 16         // RA
	if p.To.Offset&0xfffffe07 != 0xfffffe00 {

		return nil, fmt.Errorf("could not identify base for %s: %v", name, err)
	}

	if b.fast || (!b.addr2lineFound && !b.llvmSymbolizerFound) {
		return &fileNM{file: file{
			b:       b,
			name:    name,
			buildID: buildID,
			m:       &elfMapping{start: start, limit: limit, offset: offset, kernelOffset: kernelOffset},
		}}, nil
	}

			p.From.Offset = -p.From.Offset
			p.As = AADDC
		}

	case ASUB:
		if p.From.Type == obj.TYPE_CONST && isint32(-p.From.Offset) {
			p.From.Offset = -p.From.Offset
			p.As = AADD
		}
	}

	if c.ctxt.Flag_dynlink {
		c.rewriteToUseGot(p)
	}
}

// Rewrite p, if necessary, to access global data via the global offset table.
func (c *ctxtz) rewriteToUseGot(p *obj.Prog) {

                (serverLength > 0 ? serverLength + 4 : 0) + 4];
        int offset = 0;
        if (domainLength > 0) {
            writeUShort(targetInfo, offset, 2);
            offset += 2;
            writeUShort(targetInfo, offset, domainLength);
            offset += 2;
            System.arraycopy(domain, 0, targetInfo, offset, domainLength);
            offset += domainLength;
        }
        if (serverLength > 0) {

				sh.Size = sh64.Size
				sh.Offset = sh64.Offset
				sh.Align = sh64.Align
				sh.Reloff = sh64.Reloff
				sh.Nreloc = sh64.Nreloc
				sh.Flags = sh64.Flags
				if err := f.pushSection(sh, r); err != nil {
					return nil, err
				}
			}
		}
		if s != nil {
			if int64(s.Offset) < 0 {
				return nil, &FormatError{offset, "invalid section offset", s.Offset}
			}
			if int64(s.Filesz) < 0 {

}

func (w *writerAt) WriteAt(b []byte, offset int64) (n int, err error) {
	w.m.Lock()
	defer w.m.Unlock()

	if w.nextOffset == offset {
		n, err = w.w.Write(b)
		w.nextOffset += int64(n)
	} else {
		if offset > w.nextOffset+ftpMaxWriteOffset {
			return 0, fmt.Errorf("write offset %d is too far ahead of next offset %d", offset, w.nextOffset)
		}
		w.buffer[offset] = make([]byte, len(b))
		copy(w.buffer[offset], b)

// calculateFunctabSize calculates the size of the pclntab, and the offsets in
// the output buffer for individual func entries.
func (state pclntab) calculateFunctabSize(ctxt *Link, funcs []loader.Sym) (int64, []uint32) {
	ldr := ctxt.loader
	startLocations := make([]uint32, len(funcs))

	// Allocate space for the pc->func table. This structure consists of a pc offset
	// and an offset to the func structure. After that, we have a single pc

		{"/{}", "at offset 1: empty wildcard"},
		{"POST a.com/x/{}/y", "at offset 13: empty wildcard"},
		{"/{...}", "at offset 1: empty wildcard"},
		{"/{$...}", "at offset 1: bad wildcard"},
		{"/{$}/", "at offset 1: {$} not at end"},
		{"/{$}/x", "at offset 1: {$} not at end"},
		{"/abc/{$}/x", "at offset 5: {$} not at end"},
		{"/{a...}/", "at offset 1: {...} wildcard not at end"},

	DW_CFA_def_cfa_register   = 0x0d // ULEB128 register
	DW_CFA_def_cfa_offset     = 0x0e // ULEB128 offset
	DW_CFA_def_cfa_expression = 0x0f // BLOCK
	DW_CFA_expression         = 0x10 // ULEB128 register, BLOCK
	DW_CFA_offset_extended_sf = 0x11 // ULEB128 register, SLEB128 offset
	DW_CFA_def_cfa_sf         = 0x12 // ULEB128 register, SLEB128 offset