From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.bugs Subject: bug#46256: [feature/native-comp] AOT eln files ignored if run from build tree Date: Sat, 06 Mar 2021 20:44:06 +0200 Message-ID: <83k0qkunpl.fsf@gnu.org> References: <861rd1tbpa.fsf@gmail.com> <83pn0km6y3.fsf@gnu.org> <86ft1f8ara.fsf@gmail.com> <83sg5cjdn8.fsf@gnu.org> <83r1kwjcy2.fsf@gnu.org> <83k0qoj9zv.fsf@gnu.org> <83im68j963.fsf@gnu.org> <83tuprhur0.fsf@gnu.org> <83o8fxyafx.fsf@gnu.org> <83h7lpy7b7.fsf@gnu.org> <83blbxxwuj.fsf@gnu.org> <83a6rgwdmr.fsf@gnu.org> Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="40891"; mail-complaints-to="usenet@ciao.gmane.io" Cc: 46256@debbugs.gnu.org, andrewjmoreton@gmail.com To: Andrea Corallo Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Sat Mar 06 19:45:29 2021 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 1lIbvd-000AWM-J9 for geb-bug-gnu-emacs@m.gmane-mx.org; Sat, 06 Mar 2021 19:45:29 +0100 Original-Received: from localhost ([::1]:54488 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1lIbvc-0001Xw-L9 for geb-bug-gnu-emacs@m.gmane-mx.org; Sat, 06 Mar 2021 13:45:28 -0500 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:33676) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lIbvC-0001C2-MF for bug-gnu-emacs@gnu.org; Sat, 06 Mar 2021 13:45:02 -0500 Original-Received: from debbugs.gnu.org ([209.51.188.43]:55016) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1lIbvC-0005n8-Eb for bug-gnu-emacs@gnu.org; Sat, 06 Mar 2021 13:45:02 -0500 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1lIbvC-00052x-DV for bug-gnu-emacs@gnu.org; Sat, 06 Mar 2021 13:45:02 -0500 X-Loop: help-debbugs@gnu.org Resent-From: Eli Zaretskii Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Sat, 06 Mar 2021 18:45:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 46256 X-GNU-PR-Package: emacs Original-Received: via spool by 46256-submit@debbugs.gnu.org id=B46256.161505626619291 (code B ref 46256); Sat, 06 Mar 2021 18:45:02 +0000 Original-Received: (at 46256) by debbugs.gnu.org; 6 Mar 2021 18:44:26 +0000 Original-Received: from localhost ([127.0.0.1]:38324 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1lIbuc-000515-0c for submit@debbugs.gnu.org; Sat, 06 Mar 2021 13:44:26 -0500 Original-Received: from eggs.gnu.org ([209.51.188.92]:43916) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1lIbub-00050t-5e for 46256@debbugs.gnu.org; Sat, 06 Mar 2021 13:44:25 -0500 Original-Received: from fencepost.gnu.org ([2001:470:142:3::e]:44386) by eggs.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1lIbuV-0005Y3-UU; Sat, 06 Mar 2021 13:44:19 -0500 Original-Received: from 84.94.185.95.cable.012.net.il ([84.94.185.95]:4605 helo=home-c4e4a596f7) by fencepost.gnu.org with esmtpsa (TLS1.2:RSA_AES_256_CBC_SHA1:256) (Exim 4.82) (envelope-from ) id 1lIbuU-0004Vw-A5; Sat, 06 Mar 2021 13:44:18 -0500 In-Reply-To: (message from Andrea Corallo on Sat, 06 Mar 2021 18:30:05 +0000) 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:201663 Archived-At: > From: Andrea Corallo > Cc: 46256@debbugs.gnu.org, andrewjmoreton@gmail.com > Date: Sat, 06 Mar 2021 18:30:05 +0000 > > >> This file ELNFILENAME_libgccjit_repro.c can be just compiled linking > >> against libgccjit to obtain the reproducer. > > > > "To obtain the reproducer" meaning that the compiled and linked > > program should crash in the same way is Emacs does? I thought we > > crash while compiling the file and linking it to produce a shared > > library, not while running it. Right? > > Yes, the compiled program when executed will replay the same compilation > attempted by Emacs and therefore if is a libgccjit fault it should > crash. > > Does the reproducer crash when executed on your system? Yes, it does. > > More generally, what is the relation between the contents of the > > reproducer file and the source the native compilation sees when we > > call gcc_jit_context_compile_to_file? Do we submit a similar file to > > GCC or something? > > The reproducer file is a file that is meant to recreate the same > libgccjit IR and attempt a compilation with that. In practice it calls > the same functions we call at the interface with libgccjit describing > the code we want to compile and attempt to perform a compilation. But any issues caused by actually writing the reproducer to a disk file, like text-mode conversions and quirks, aren't relevant, right?