Function get_spec_die

src/backward.h:2681–2701

Returns a spec DIE linked to the passed one. The caller should deallocate the DIE

    // Returns a spec DIE linked to the passed one. The caller should
    // deallocate the DIE
    static Dwarf_Die get_spec_die(dwarf_fileobject& fobj, Dwarf_Die die)
    {
        Dwarf_Debug dwarf = fobj.dwarf_handle.get();
        Dwarf_Error error = DW_DLE_NE;
        Dwarf_Off die_offset;
        if (fobj.current_cu && dwarf_die_CU_offset(die, &die_offset, &error) == DW_DLV_OK) {
            die_specmap_t::iterator it = fobj.current_cu->spec_section.find(die_offset);

            // If we have a DIE that completes the current one, check if
            // that one has the pc we are looking for
            if (it != fobj.current_cu->spec_section.end()) {
                Dwarf_Die spec_die = 0;
                if (dwarf_offdie(dwarf, it->second, &spec_die, &error) == DW_DLV_OK) {
                    return spec_die;
                }
            }
        }

        // Maybe we have an abstract origin DIE with the function information?
        return get_referenced_die(fobj.dwarf_handle.get(), die, DW_AT_abstract_origin, true);
    }

    static bool die_has_pc(dwarf_fileobject& fobj, Dwarf_Die die, Dwarf_Addr pc)
    {