_Tag
_Tag _M_tag:8;
_Rope_RopeRep(_Tag __t, int __d, bool __b, size_t __size,
if (_Tag().id() == TAGID_EXTENDED_FILE_ENTRY)
if (_Tag().id() == TAGID_EXTENDED_FILE_ENTRY)
AbstractFileEntry *_AbstractEntry() const { return (_Tag().id()
descriptor_tag &_Tag() const { return ((icb_header *)fData.Block())->tag(); }