From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 14293 invoked by alias); 2 Nov 2011 12:32:00 -0000 Received: (qmail 14224 invoked by uid 22791); 2 Nov 2011 12:31:58 -0000 X-SWARE-Spam-Status: No, hits=-2.9 required=5.0 tests=ALL_TRUSTED,AWL,BAYES_00 X-Spam-Check-By: sourceware.org Received: from localhost (HELO gcc.gnu.org) (127.0.0.1) by sourceware.org (qpsmtpd/0.43rc1) with ESMTP; Wed, 02 Nov 2011 12:31:45 +0000 From: "paolo.carlini at oracle dot com" To: gcc-bugs@gcc.gnu.org Subject: [Bug libstdc++/50880] __complex_acosh() picks wrong complex branch Date: Wed, 02 Nov 2011 12:32:00 -0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: libstdc++ X-Bugzilla-Keywords: wrong-code X-Bugzilla-Severity: normal X-Bugzilla-Who: paolo.carlini at oracle dot com X-Bugzilla-Status: NEW X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: unassigned at gcc dot gnu.org X-Bugzilla-Target-Milestone: 4.6.3 X-Bugzilla-Changed-Fields: Message-ID: In-Reply-To: References: X-Bugzilla-URL: http://gcc.gnu.org/bugzilla/ Auto-Submitted: auto-generated Content-Type: text/plain; charset="UTF-8" MIME-Version: 1.0 Mailing-List: contact gcc-bugs-help@gcc.gnu.org; run by ezmlm Precedence: bulk List-Id: List-Archive: List-Post: List-Help: Sender: gcc-bugs-owner@gcc.gnu.org X-SW-Source: 2011-11/txt/msg00134.txt.bz2 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50880 --- Comment #15 from Paolo Carlini 2011-11-02 12:31:09 UTC --- Ok, thanks for your feedback Gaby. Indeed, I also wondered if we shouldn't work with the components. Richard, can you send a version of Kahan's algorithm rewritten in terms of real and imag, I think we can all agree on that and resolve the PR for good.