From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.ciao.gmane.io!not-for-mail From: Pip Cet Newsgroups: gmane.emacs.bugs Subject: bug#41321: 27.0.91; Emacs aborts due to invalid pseudovector objects Date: Sat, 30 May 2020 21:49:04 +0000 Message-ID: References: <83zha8cgpi.fsf@gnu.org> <837dwyvi74.fsf@gnu.org> <1484f569-c260-9fb0-bfe1-67897de289d3@cs.ucla.edu> <83blm9tn4j.fsf@gnu.org> <4aeb8963-4fd1-fcd4-e6e1-be409ab54775@cs.ucla.edu> <83tuzzrk30.fsf@gnu.org> <749bc7d0-6376-ec2e-7f84-dcd3a3cea465@cs.ucla.edu> <83sgfjqn49.fsf@gnu.org> <83eer2m0b6.fsf@gnu.org> <83367hn624.fsf@gnu.org> <831rn1mzgp.fsf@gnu.org> <8cc638f5-9df2-903f-7fc0-84919c6d872f@cs.ucla.edu> Mime-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Injection-Info: ciao.gmane.io; posting-host="ciao.gmane.io:159.69.161.202"; logging-data="119890"; mail-complaints-to="usenet@ciao.gmane.io" Cc: 41321@debbugs.gnu.org, Stefan Monnier To: Paul Eggert Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Sat May 30 23:50:11 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 1jf9Mp-000V6K-Ko for geb-bug-gnu-emacs@m.gmane-mx.org; Sat, 30 May 2020 23:50:11 +0200 Original-Received: from localhost ([::1]:37666 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1jf9Mo-00058s-3x for geb-bug-gnu-emacs@m.gmane-mx.org; Sat, 30 May 2020 17:50:10 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:41518) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1jf9Mg-00058X-LO for bug-gnu-emacs@gnu.org; Sat, 30 May 2020 17:50:02 -0400 Original-Received: from debbugs.gnu.org ([209.51.188.43]:47804) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1jf9Mg-0001WX-AB for bug-gnu-emacs@gnu.org; Sat, 30 May 2020 17:50:02 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1jf9Mg-0003e9-7o for bug-gnu-emacs@gnu.org; Sat, 30 May 2020 17:50:02 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Pip Cet Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Sat, 30 May 2020 21:50:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 41321 X-GNU-PR-Package: emacs Original-Received: via spool by 41321-submit@debbugs.gnu.org id=B41321.159087538913995 (code B ref 41321); Sat, 30 May 2020 21:50:02 +0000 Original-Received: (at 41321) by debbugs.gnu.org; 30 May 2020 21:49:49 +0000 Original-Received: from localhost ([127.0.0.1]:59350 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1jf9MT-0003de-3n for submit@debbugs.gnu.org; Sat, 30 May 2020 17:49:49 -0400 Original-Received: from mail-wr1-f51.google.com ([209.85.221.51]:37444) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1jf9MR-0003dR-9V for 41321@debbugs.gnu.org; Sat, 30 May 2020 17:49:47 -0400 Original-Received: by mail-wr1-f51.google.com with SMTP id x13so7686623wrv.4 for <41321@debbugs.gnu.org>; Sat, 30 May 2020 14:49:47 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=pUe4yBj9n6PUo7zSogaT3L7LOIl3Ud3X1sIcYAeyMWU=; b=eg9DpFcnmUcg/i4i2sFM/mr4YMH/hi1zasYfJbjbcajZRgcg0jBx9XvZxvy0cKz+Gb CT2xLW3unOmcx2aizQXH48wASmojsRWSe7Gi6lHxGyGW05LzosdzORMpyEHA0/+dw/Oj X3+DPWqvg8Uz7eXMHzvZvGxffBwKQbVrzWc6yVDUqINLk28xQQSzkeqWJtHAFhxGf0TS kgWySKWX2WnZ7avlq7UHF9USoaHuJ4j7gA8z9MtWO4p75jA8aLXHW6O3DTIpfxezzeaK WdmZyhjoLAJpME2F0htaCw5lalA2xvxMzu/iGz7V9fp8Xfvorwm0nzpnjoepqk4/nRXc s6DA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=pUe4yBj9n6PUo7zSogaT3L7LOIl3Ud3X1sIcYAeyMWU=; b=NS4eGuL+BgACaB+MggI6IR54jGRVXQGYvWfty9fNpbFVgtiESGDgpmRylnDkZHERAL 0pQKwaPdPcnNnu2YE2aV5K6Pnz5XHNuoKM/fT1/Ady9khVvdBQXOBKv2OMhxqVOxrEJA ooIY37YRsyP0EvWFFLvWUVzamo5XXbl3eTUU3GTU++f2Lv9YP30PZ/1wHjwRfyftZVnj 19+3LV/CSjVfhFzpL6G+GJ9aruYFFsy1fBt54qWiIBWIsps5fOEODOOPCq9TXPz7XZSA h/ouE0lxShU8zZaegV9DnKhAOI6F2FNZXpOVmm3E1iYOJDena+Sr1mUovY0OqtW5s2kx MX9w== X-Gm-Message-State: AOAM533jUiSZnL40K+eC1tWIwoXtp6olDF7DiUOOrndSupOiupIho9or TuO7MXQBpKicTA5sz/dScGzwBYUId1Zbkt7d8ZI= X-Google-Smtp-Source: ABdhPJw/1nFuW/h3+92ZkVgNyToZ6EQU81th9oKRt5u/jcJqf4Z/Kk0Xr/yrkr9G0YN9Q94ZRfjnTlDtXAnyWxtmhRQ= X-Received: by 2002:a5d:4f09:: with SMTP id c9mr14391889wru.3.1590875381332; Sat, 30 May 2020 14:49:41 -0700 (PDT) In-Reply-To: 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:181264 Archived-At: On Sat, May 30, 2020 at 9:27 PM Paul Eggert wrote: > > Is it misaligned pointers into floats you're worried about? > > Yes, and it's plausible there will be pointers misaligned because > Lisp_Float has been added to them. Sorry for being dense, but I still don't understand. This is on !LSB_TAG machines, where Lisp_Float does not affect the representation of the lower 32 bits. On LSB_TAG machines, the other code path is taken.