}

// Parse a .debug_types section.
func (d *Data) parseTypes(name string, types []byte) error {
	b := makeBuf(d, unknownFormat{}, name, 0, types)
	for len(b.data) > 0 {
		base := b.off
		n, dwarf64 := b.unitLength()
		if n != Offset(uint32(n)) {
			b.error("type unit length overflow")
			return b.err
		}
		hdroff := b.off
		vers := int(b.uint16())
		if vers != 4 {

// all of the header fields in r.
func (r *LineReader) readHeader(compDir string) error {
	buf := &r.buf

	// Read basic header fields [DWARF2 6.2.4].
	hdrOffset := buf.off
	unitLength, dwarf64 := buf.unitLength()
	r.endOffset = buf.off + unitLength
	if r.endOffset > buf.off+Offset(len(buf.data)) {
		return DecodeError{"line", hdrOffset, fmt.Sprintf("line table end %d exceeds section size %d", r.endOffset, buf.off+Offset(len(buf.data)))}

		})

		d.newrefattr(die, dwarf.DW_AT_type, d.defptrto(dwhs))
	}
}

// createUnitLength creates the initial length field with value v and update
// offset of unit_length if needed.
func (d *dwctxt) createUnitLength(su *loader.SymbolBuilder, v uint64) {
	if isDwarf64(d.linkctxt) {
		su.AddUint32(d.arch, 0xFFFFFFFF)
	}
	d.addDwarfAddrField(su, v)
}