From mboxrd@z Thu Jan  1 00:00:00 1970
Return-Path: <gcc-bugzilla@gcc.gnu.org>
Received: by sourceware.org (Postfix, from userid 48)
	id B8660385841E; Tue, 31 Jan 2023 17:51:23 +0000 (GMT)
DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org B8660385841E
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org;
	s=default; t=1675187483;
	bh=4UY2xsUADHrc/qJH0By/CLTgT52D6tUapNoR+/wlK1E=;
	h=From:To:Subject:Date:In-Reply-To:References:From;
	b=hSGke5IQgvg2iPf3FU1AcYMJW3i7y7LCHd5Huf41W6f1zlg6QVXYRRHFok0+s+/PF
	 iZJKmQgy+7S7Z+aEIBeE8q6AaYblW7P5lQZXhTFeQLn/pgPrMnY2odXe7stoq239E8
	 ARnikvWm1+ImN/gqFTa792zfGM4g2DBDRKs2BP0w=
From: "pinskia at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug target/103100] [11/12/13 Regression] unaligned access generated
 with memset or {} and -O2 -mstrict-align
Date: Tue, 31 Jan 2023 17:51:23 +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: 11.2.0
X-Bugzilla-Keywords: patch, wrong-code
X-Bugzilla-Severity: normal
X-Bugzilla-Who: pinskia at gcc dot gnu.org
X-Bugzilla-Status: ASSIGNED
X-Bugzilla-Resolution: 
X-Bugzilla-Priority: P2
X-Bugzilla-Assigned-To: pinskia at gcc dot gnu.org
X-Bugzilla-Target-Milestone: 11.4
X-Bugzilla-Flags: 
X-Bugzilla-Changed-Fields: 
Message-ID: <bug-103100-4-zoDRVAfMAR@http.gcc.gnu.org/bugzilla/>
In-Reply-To: <bug-103100-4@http.gcc.gnu.org/bugzilla/>
References: <bug-103100-4@http.gcc.gnu.org/bugzilla/>
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: <gcc-bugs.sourceware.org>

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D103100

--- Comment #18 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
(In reply to Andrew Pinski from comment #17)
> Another testcase which is now affecting us at Marvell in our early firmwa=
re:
> ```
> void f(const char*);
>=20
> void g(void)
> {
>   char t[32] =3D "0l2345678";
>   f(t);
> }
>=20
> ```
> So I am planning on getting back on this patch starting today.

I should say that testcase happens at `-Os -mstrict-align`, at `-O2
-mstrict-align` it works.=