From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id 258403858289; Wed, 8 Mar 2023 14:16:42 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 258403858289 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1678285002; bh=zpOWzAw59pBOkj8lSLm3+/hBd6K8lWu++P0bihncMg0=; h=From:To:Subject:Date:In-Reply-To:References:From; b=UNPvhmDJD/ocpZYNavZ55Oeh0YffuqPTc6aZQILb7uISbdN3hw9OtwQk6NEREh+sX 3g6qF55bwG+iV3KKBwHs+0r9CcEYIcUg+ICwh9YeQ59cM/Yup3Mgd/5QNGAOP1f32U RS/s/v5vEOrZfRGFgScqu8ksSImRgCXJRcxy8ucE= From: "dcb314 at hotmail dot com" To: gcc-bugs@gcc.gnu.org Subject: [Bug middle-end/109031] csmith: possible bad code with -O2 -fno-strict-aliasing Date: Wed, 08 Mar 2023 14:16:41 +0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: middle-end X-Bugzilla-Version: 13.0 X-Bugzilla-Keywords: needs-bisection, needs-reduction, wrong-code X-Bugzilla-Severity: normal X-Bugzilla-Who: dcb314 at hotmail dot 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: --- 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=3D109031 --- Comment #15 from David Binderman --- (In reply to Martin Li=C5=A1ka from comment #14) > > cvise is written in perl, isn't it ? You've got my cvise script. >=20 > No, it's written in Python. Of course. How stupid of me. > So show me how you run cvise then? $ cvise --n 8 qwe.sh bug892.c where qwe.sh is the script shown above and bug892.c is the csmith produced C source code I am trying to reduce.=