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#55294: Configure failure on Solaris 11.4 Date: Mon, 09 May 2022 22:21:50 +0300 Message-ID: <83ee12tstt.fsf@gnu.org> References: <00636951-94bc-f63e-1b7f-734647b2d992@cs.ucla.edu> Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="17885"; mail-complaints-to="usenet@ciao.gmane.io" Cc: 55294@debbugs.gnu.org, sdowney@gmail.com To: Paul Eggert Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Mon May 09 21:23:20 2022 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 1no8yV-0004V1-On for geb-bug-gnu-emacs@m.gmane-mx.org; Mon, 09 May 2022 21:23:19 +0200 Original-Received: from localhost ([::1]:35112 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1no8yU-0007SR-Bl for geb-bug-gnu-emacs@m.gmane-mx.org; Mon, 09 May 2022 15:23:18 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:37352) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1no8yE-0007SF-NG for bug-gnu-emacs@gnu.org; Mon, 09 May 2022 15:23:02 -0400 Original-Received: from debbugs.gnu.org ([209.51.188.43]:37364) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1no8yE-0000Hx-Eq for bug-gnu-emacs@gnu.org; Mon, 09 May 2022 15:23:02 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1no8yE-0005Zg-Aj for bug-gnu-emacs@gnu.org; Mon, 09 May 2022 15:23:02 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Eli Zaretskii Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Mon, 09 May 2022 19:23:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 55294 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: moreinfo Original-Received: via spool by 55294-submit@debbugs.gnu.org id=B55294.165212412321330 (code B ref 55294); Mon, 09 May 2022 19:23:02 +0000 Original-Received: (at 55294) by debbugs.gnu.org; 9 May 2022 19:22:03 +0000 Original-Received: from localhost ([127.0.0.1]:59494 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1no8xH-0005Xy-3X for submit@debbugs.gnu.org; Mon, 09 May 2022 15:22:03 -0400 Original-Received: from eggs.gnu.org ([209.51.188.92]:43828) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1no8xF-0005XU-3G for 55294@debbugs.gnu.org; Mon, 09 May 2022 15:22:02 -0400 Original-Received: from fencepost.gnu.org ([2001:470:142:3::e]:58344) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1no8x8-00007s-9n; Mon, 09 May 2022 15:21:54 -0400 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=gnu.org; s=fencepost-gnu-org; h=References:Subject:In-Reply-To:To:From:Date: mime-version; bh=OC2hUZ6MI2G+8uo8Ycxje3xo2fx+zWF20l0LF9u1dQw=; b=mZDpPvaWo/kH EB6Xv96WzmTBkIWEnOW1Yv/jxZa6rwVAaswx5YlTfqJ9zxa5XwUFr0lqWjkeDJHpwqejy4doifgqb rHc03/DPTco3jUbxwFtH0VXOrRwixUuvJx8/w2riYxjK3sgzhBOE3Z11rkD/5md+e4RiLiTsY6Q3H RNfamKBbI4AzOjhOIQgM0ASXuboz9aXUo7dwxRRmZxUFGuCAyce12MO6x1yizfujqySs+N5hSwTuO p4Ruf4mVVsoahZNxsm3Pb5j3VbPBDcTMnSi9t1McklVdpT5EwNxe20hlsrrE/LkZcxGIUT7GsazgF sT3bnKKWgsW3GzA94ycwEg==; Original-Received: from [87.69.77.57] (port=1770 helo=home-c4e4a596f7) by fencepost.gnu.org with esmtpsa (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1no8x7-00049q-NX; Mon, 09 May 2022 15:21:54 -0400 In-Reply-To: <00636951-94bc-f63e-1b7f-734647b2d992@cs.ucla.edu> (message from Paul Eggert on Mon, 9 May 2022 12:07:51 -0700) 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:231780 Archived-At: > Resent-From: Paul Eggert > Original-Sender: "Debbugs-submit" > Resent-CC: bug-gnu-emacs@gnu.org > Resent-Sender: help-debbugs@gnu.org > Cc: 55294@debbugs.gnu.org > Date: Mon, 9 May 2022 12:07:51 -0700 > From: Paul Eggert > > Thanks for the bug report. The patch looks safe, since Emacs calls atan > as well as sqrt. And it looks like an improvement, since I can imagine > all sorts of reasons why sqrt would not need libm whereas atan would, > starting with the fact that typical hardware nowadays has sqrt > instructions but not atan instructions. (The 'configure' test itself > relies on undefined behavior, so it's not strictly portable anyway.) > > Although it would be helpful to know how to reproduce the problem (which > compiler? how configured? etc.) and which symbols were not found in > temacs on Solaris 11.4, we don't need to know that to install the patch. As I explained earlier, I'd like to understand it better, and would not want to blindly move to another function.