From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id D0C5FC433EF for ; Tue, 26 Oct 2021 16:48:45 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id B2B2E60F70 for ; Tue, 26 Oct 2021 16:48:45 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S237527AbhJZQvI (ORCPT ); Tue, 26 Oct 2021 12:51:08 -0400 Received: from mail.kernel.org ([198.145.29.99]:50688 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236433AbhJZQvF (ORCPT ); Tue, 26 Oct 2021 12:51:05 -0400 Received: by mail.kernel.org (Postfix) with ESMTPS id ADFED60F70 for ; Tue, 26 Oct 2021 16:48:41 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1635266921; bh=sSNeodp6BtmVqh80SZi3o5evlnQk0XhcPijFVR5bN/A=; h=From:To:Subject:Date:In-Reply-To:References:From; b=HVc/DtXb5dtzwG/4RJU8IkSjaoKE8RZvcswmLZIL4ksbUEj100YXtKIcgJCFfTTeS DCrjdmlxG4xcs/sxuNaaSx9V+W/nAi6C5wDnVVNJYXRPp0YDEeB8RKNT9YUlq8aU+F 47omtOJmhce6HckD8rNXmMIiFq35XNrCoJGYoBHNfntlkRfD0MjJaK+o1ZNOq6gawA oCNiRta5e5R8aMJMjhYggKqtqivnYo7Pno1EDTFuFtBbekZ1oirMd56L0vm7k0A9Ts 31wieGDUzelhAy/OV+AiB7kLtksOH7EncHtNOtJw/jWWRwBPM2/V4aTs07fFyoLBdw A3MiDiw8fM4og== From: bugzilla-daemon@bugzilla.kernel.org To: linux-man@vger.kernel.org Subject: [Bug 214815] pow(3): underflow result can be -0.0 Date: Tue, 26 Oct 2021 16:48:41 +0000 X-Bugzilla-Reason: None X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: AssignedTo documentation_man-pages@kernel-bugs.osdl.org X-Bugzilla-Product: Documentation X-Bugzilla-Component: man-pages X-Bugzilla-Version: unspecified X-Bugzilla-Keywords: X-Bugzilla-Severity: low X-Bugzilla-Who: mwelinder@gmail.com X-Bugzilla-Status: NEW X-Bugzilla-Resolution: X-Bugzilla-Priority: P1 X-Bugzilla-Assigned-To: documentation_man-pages@kernel-bugs.osdl.org 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: https://bugzilla.kernel.org/ Auto-Submitted: auto-generated MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-man@vger.kernel.org https://bugzilla.kernel.org/show_bug.cgi?id=3D214815 --- Comment #2 from M Welinder (mwelinder@gmail.com) --- Hmm... In that case maybe we need glibc's opinion. fwiw, I couldn't find anything relevant in the C standard either. A quick test says Solaris also produces -0.0 in this case. And -0.0 is a v= ery reasonable result for underflow from the negative side. --=20 You may reply to this email to add a comment. You are receiving this mail because: You are watching the assignee of the bug.=