From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id 44EE73858C74; Tue, 2 Apr 2024 11:29:49 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 44EE73858C74 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1712057389; bh=A8+H3IHufCeqRmmJiIiwRNllSkLPC8272OTE24jWFVg=; h=From:To:Subject:Date:In-Reply-To:References:From; b=XmY081k3japERXy/k3EN6XoyN7gsDYDp1BG/HLzEIuWRVFc4T4l9vALdxNrThPBar tJr5YpXKuHCYtZbrJdiHGHsGZP9d2Zj4C1QPur0/Z8u7BoZWdq74lzznQJHb0ukebQ zYC66Swp5A8r7wXz4s4/GkMFwY0lDhuiLe/nR//4= From: "rguenth at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug libquadmath/114533] libquadmath: printf: fix misaligned access on args Date: Tue, 02 Apr 2024 11:29:48 +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: 13.2.1 X-Bugzilla-Keywords: ABI X-Bugzilla-Severity: normal X-Bugzilla-Who: rguenth at gcc dot gnu.org X-Bugzilla-Status: UNCONFIRMED 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: keywords cc 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 List-Id: https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D114533 Richard Biener changed: What |Removed |Added ---------------------------------------------------------------------------- Keywords| |ABI CC| |jakub at gcc dot gnu.org, | |rguenth at gcc dot gnu.org --- Comment #1 from Richard Biener --- The question is whether the caller misbehaves according to the ABI here?=20 There's likely a known alignment present we could re-instantiate with a __builtin_assume_aligned?=