From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Lars Ingebrigtsen Newsgroups: gmane.emacs.bugs Subject: bug#34404: 26.1; Finalizer in hash table run early? Date: Fri, 27 Nov 2020 08:56:33 +0100 Message-ID: <87mtz3kzbi.fsf@gnus.org> References: <6151161.jHdu2dTOOM@gabor> <87sg8wtitq.fsf@gnus.org> <366c6cbb-d9fe-d672-12f7-3f04987555ac@gmx.at> Mime-Version: 1.0 Content-Type: text/plain Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="3654"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/28.0.50 (gnu/linux) Cc: 34404@debbugs.gnu.org, Braun =?UTF-8?Q?G=C3=A1bor?= To: martin rudalics Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Fri Nov 27 08:57:38 2020 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane-mx.org Original-Received: from lists.gnu.org ([209.51.188.17]) by ciao.gmane.io with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1kiYdN-0000n3-0D for geb-bug-gnu-emacs@m.gmane-mx.org; Fri, 27 Nov 2020 08:57:37 +0100 Original-Received: from localhost ([::1]:56354 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1kiYdL-0002Qt-NC for geb-bug-gnu-emacs@m.gmane-mx.org; 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Original-Received: from cm-84.212.202.86.getinternet.no ([84.212.202.86] helo=xo) by quimby.gnus.org with esmtpsa (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1kiYcM-0004xT-D6; Fri, 27 Nov 2020 08:56:40 +0100 Face: iVBORw0KGgoAAAANSUhEUgAAADAAAAAwAgMAAAAqbBEUAAAABGdBTUEAALGPC/xhBQAAACBj SFJNAAB6JgAAgIQAAPoAAACA6AAAdTAAAOpgAAA6mAAAF3CculE8AAAADFBMVEUdGBaCYm9UPET/ ///ZTkq4AAAAAWJLR0QDEQxM8gAAAAd0SU1FB+QLGwcuDy8+EIMAAAFTSURBVCjPjVFNa8JAEJ2G BrZ7riX0tIS2rPMrRFDoLQUToicpKI2/Yl1U0hwLSuxpWRC2+ysbk2xs6aVzmrdv9r35APgTAYg2 8+LhTA8cmGTjfld0t09OrgziTF93jA6FP7+oEQZSFHVKOQnzkNkGKAxz1KwWITwMCecNAFKZCaZa ASVpJ+Yht9vOljO17ZgCceNyTxeFI9bppRePPlG+ds0VnJorN93TPTVrV3dTKtKm1haUUmEUmYOf LQ7JcqmzeFtCPB8douhgp/4ugpMc96J0gs/+7hb8dJQuRvEwmU1rb1MZdy3EVPho2nb6L4D7HBvg SzgmRdCAzSscezlzcwIL63XQgVFKK5BYfSIP1ZiI+Uf1AJ6xqxX9zK0oz3ayYji+nxkQlnqagMfR nQQ4N/X1UFhWlX7VW3gUlksr38raCc6MVEH7B7ngIoAf8Qv8O74Bmr1iBcXp8PAAAAAldEVYdGRh dGU6Y3JlYXRlADIwMjAtMTEtMjdUMDc6NDY6MTUrMDA6MDDJ+p/6AAAAJXRFWHRkYXRlOm1vZGlm eQAyMDIwLTExLTI3VDA3OjQ2OjE1KzAwOjAwuKcnRgAAAABJRU5ErkJggg== X-Now-Playing: Rrill Bell aka The Preterite - From the Hollow Comb's _SHAPE Wire CD'2020_: "aus den hohlen Waben (excerpt)" In-Reply-To: <366c6cbb-d9fe-d672-12f7-3f04987555ac@gmx.at> (martin rudalics's message of "Thu, 26 Nov 2020 16:45:09 +0100") 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" Xref: news.gmane.io gmane.emacs.bugs:194404 Archived-At: martin rudalics writes: >> So now I'm confused: Is Emacs still using a pure mark-and-sweep gc as >> the Emacs Internals section of the elisp manual says? > > Conservative implies mark and sweep. You can't relocate objects in the > heap because that would invalidate any pointers from the stack. But mark and sweep does not imply conservative -- you can have a mark and sweep gc that will garbage-collect 100% of the garbage, which a conservative gc typically will not. The Emacs documentation seems to imply that Emacs has one of these 100% garbage collectors, which is what this bug report is about, I think: The user has an object that the gc should collect, but it's not collected (always). -- (domestic pets only, the antidote for overdose, milk.) bloggy blog: http://lars.ingebrigtsen.no