From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id 5474D3899016; Fri, 21 Jun 2024 15:02:26 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 5474D3899016 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1718982146; bh=YIYG9TuLXY3LbA1i7Z5r2I1h13mUm0lxJNzbEaTfm3Y=; h=From:To:Subject:Date:In-Reply-To:References:From; b=m6Q3Sc+ggdxI0u15g2cyv0NeF0Zm9ItklBIe1FSkA7TJcTJ4MX+6uZrfCjulfR2C2 6eRCfjhLtV4C090LAmZ+uIqptL0MwkeGILLDn6ChILP6uCz3DV7dHstQWkSi9I9Be/ Hpn4DFnkcZkkKkz7LNC8uO8kunmRKUqXS/egJ3wQ= From: "davidhu0903ex3 at gmail dot com" To: gcc-bugs@gcc.gnu.org Subject: [Bug c/115552] wrong code at -O2 and above when strict-aliasing with uint128 and double Date: Fri, 21 Jun 2024 15:02:25 +0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: c X-Bugzilla-Version: 12.2.0 X-Bugzilla-Keywords: alias, wrong-code X-Bugzilla-Severity: normal X-Bugzilla-Who: davidhu0903ex3 at gmail dot com X-Bugzilla-Status: RESOLVED X-Bugzilla-Resolution: INVALID 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 List-Id: https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D115552 --- Comment #3 from davidhcefx --- Thanks for your explanation, we now understand the problem.=