From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id 3B9323858C56; Wed, 10 Apr 2024 11:22:57 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 3B9323858C56 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1712748177; bh=Tjjkd1lZ2rwK22nkpAntSBLR7SHoMVvE4yf74gil604=; h=From:To:Subject:Date:In-Reply-To:References:From; b=jut0PvVxYBzT0mj6Jx82pRiuOlDousMP87DC620r/m60hpGJHxxeqNSbGkJz0NmJb qLNUdOWNr+HG0RiBnWVxtaXfbs7VxxwMFo7ZHn7fy5+TgagwBv+1mVZhIEi4Wdmiln vUSa3Vw+eFPUv80LmA3xeb4L6L8pWFXTqi/Sat/c= From: "aleksei.nikiforov at linux dot ibm.com" To: gcc-bugs@gcc.gnu.org Subject: [Bug target/114676] [12/13/14 Regression] DSE removes assignment that is used later Date: Wed, 10 Apr 2024 11:22:56 +0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: target X-Bugzilla-Version: 12.1.0 X-Bugzilla-Keywords: wrong-code X-Bugzilla-Severity: normal X-Bugzilla-Who: aleksei.nikiforov at linux dot ibm.com 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: 12.4 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=3D114676 --- Comment #2 from Aleksei Nikiforov --- Yes, -fno-strict-aliasing helped.=