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[79.227.163.42]) by smtp.gmail.com with ESMTPSA id i8-20020a05640200c800b0055ffa94d6b8sm876706edu.31.2024.02.08.06.36.52 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 08 Feb 2024 06:36:52 -0800 (PST) In-Reply-To: (Stefan Monnier via's message of "Thu, 08 Feb 2024 09:19:43 -0500") Received-SPF: pass client-ip=2a00:1450:4864:20::533; envelope-from=gerd.moellmann@gmail.com; helo=mail-ed1-x533.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, FREEMAIL_FROM=0.001, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list X-BeenThere: bug-gnu-emacs@gnu.org List-Id: "Bug reports for GNU Emacs, the Swiss army knife of text editors" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Original-Sender: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Xref: news.gmane.io gmane.emacs.bugs:279639 Archived-At: Stefan Monnier via "Bug reports for GNU Emacs, the Swiss army knife of text editors" writes: > But I think we can do something much simpler: vectors are accepted by > simply storing in the first field a reference to the actual obarray > object, so there's no need to play any games and/or share representation > between vectors and obarray. Fun fact: static Lisp_Object pkg_fake_me_an_obarray (Lisp_Object vector) { eassert (VECTORP (vector)); Lisp_Object package = Faref (vector, make_fixnum (0)); if (!PACKAGEP (package)) { package = pkg_make_package (build_string ("obarray"), Flength (vector)); Faset (vector, make_fixnum (0), package); } return package; } Works like a charm :-). And the next pointer in Lisp_Symbol is also gone.