From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Andrea Corallo via "Bug reports for GNU Emacs, the Swiss army knife of text editors" Newsgroups: gmane.emacs.bugs Subject: bug#46256: [feature/native-comp] AOT eln files ignored if run from build tree Date: Sat, 06 Mar 2021 19:21:26 +0000 Message-ID: References: <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> <83k0qkunpl.fsf@gnu.org> Reply-To: Andrea Corallo Mime-Version: 1.0 Content-Type: text/plain Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="36195"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/28.0.50 (gnu/linux) Cc: 46256@debbugs.gnu.org, andrewjmoreton@gmail.com To: Eli Zaretskii Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Sat Mar 06 20:22:27 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 1lIcVO-0009Ia-AJ for geb-bug-gnu-emacs@m.gmane-mx.org; Sat, 06 Mar 2021 20:22:26 +0100 Original-Received: from localhost ([::1]:37516 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1lIcVN-0000Q2-Bk for geb-bug-gnu-emacs@m.gmane-mx.org; Sat, 06 Mar 2021 14:22:25 -0500 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:39648) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lIcV1-0000OF-8H for bug-gnu-emacs@gnu.org; Sat, 06 Mar 2021 14:22:03 -0500 Original-Received: from debbugs.gnu.org ([209.51.188.43]:55055) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1lIcV0-00085g-Uw for bug-gnu-emacs@gnu.org; Sat, 06 Mar 2021 14:22:02 -0500 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1lIcV0-00080r-PN for bug-gnu-emacs@gnu.org; Sat, 06 Mar 2021 14:22:02 -0500 X-Loop: help-debbugs@gnu.org Resent-From: Andrea Corallo Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Sat, 06 Mar 2021 19:22:02 +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=B46256.161505849030747 (code B ref 46256); Sat, 06 Mar 2021 19:22:02 +0000 Original-Received: (at 46256) by debbugs.gnu.org; 6 Mar 2021 19:21:30 +0000 Original-Received: from localhost ([127.0.0.1]:38366 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1lIcUT-0007zr-Rt for submit@debbugs.gnu.org; Sat, 06 Mar 2021 14:21:30 -0500 Original-Received: from mx.sdf.org ([205.166.94.24]:59332) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1lIcUR-0007zh-8h for 46256@debbugs.gnu.org; Sat, 06 Mar 2021 14:21:28 -0500 Original-Received: from mab (ma.sdf.org [205.166.94.33]) by mx.sdf.org (8.15.2/8.14.5) with ESMTPS id 126JLQol024070 (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256 bits) verified NO); Sat, 6 Mar 2021 19:21:26 GMT In-Reply-To: <83k0qkunpl.fsf@gnu.org> (Eli Zaretskii's message of "Sat, 06 Mar 2021 20:44:06 +0200") 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:201671 Archived-At: Eli Zaretskii writes: >> 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? Yes that's correct, but unless the C compiler can't parse correctly this file it should work. Do you think this is the case? Thanks Andrea