From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id C70983856DE3; Fri, 10 Jun 2022 16:18:36 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org C70983856DE3 From: "already5chosen at yahoo dot com" To: gcc-bugs@gcc.gnu.org Subject: [Bug libquadmath/105101] incorrect rounding for sqrtq Date: Fri, 10 Jun 2022 16:18:36 +0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: libquadmath X-Bugzilla-Version: unknown X-Bugzilla-Keywords: wrong-code X-Bugzilla-Severity: normal X-Bugzilla-Who: already5chosen at yahoo dot com X-Bugzilla-Status: NEW X-Bugzilla-Resolution: X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: unassigned at gcc dot gnu.org X-Bugzilla-Target-Milestone: --- X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: Message-ID: In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: http://gcc.gnu.org/bugzilla/ Auto-Submitted: auto-generated MIME-Version: 1.0 X-BeenThere: gcc-bugs@gcc.gnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Gcc-bugs mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 10 Jun 2022 16:18:36 -0000 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D105101 --- Comment #17 from Michael_S --- (In reply to Jakub Jelinek from comment #15) > From what I can see, it is mostly integral implementation and we already > have one such in GCC, so the question is if we just shouldn't use it (mo= st > of the sources > are in libgcc/soft-fp/ , then configuration files in libgcc/config/*/sfp-* > and > the simple *.c file that uses the soft-fp macros is in glibc in > sysdeps/ieee754/soft-fp/s_fsqrtl.c ). If you have good implementation, what was the reasoning behind shipping bad implementation?=