return follow_die_ref (dwarf2_get_ref_die_offset (spec_attr, cu));
return follow_die_ref (die, spec_attr, cu);
die_specification (struct die_info *die, struct dwarf2_cu *cu){  struct attribute *spec_attr = dwarf2_attr (die, DW_AT_specification, cu);  if (spec_attr == NULL)    return NULL;  else    return follow_die_ref (dwarf2_get_ref_die_offset (spec_attr, cu));}