From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id B996B3858C2C; Wed, 22 Dec 2021 08:42:42 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org B996B3858C2C From: "marxin at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug debug/103788] [9/10/11/12 Regression] '-fcompare-debug' failure (length) w/ -O1 Date: Wed, 22 Dec 2021 08:42:42 +0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: debug X-Bugzilla-Version: 12.0 X-Bugzilla-Keywords: ice-on-valid-code X-Bugzilla-Severity: normal X-Bugzilla-Who: marxin at gcc dot gnu.org X-Bugzilla-Status: NEW X-Bugzilla-Resolution: X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: unassigned at gcc dot gnu.org X-Bugzilla-Target-Milestone: 9.5 X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: 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 X-BeenThere: gcc-bugs@gcc.gnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Gcc-bugs mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 22 Dec 2021 08:42:42 -0000 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D103788 Martin Li=C5=A1ka changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |aoliva at gcc dot gnu.org --- Comment #6 from Martin Li=C5=A1ka --- > here is a slightly modified (just line rather than column change) which > fails in GCC 8 also: > int > bar (void); >=20 > int > foo (int x) > { > int i; >=20 > for (i =3D 0; i <=3D __INT_MAX__; ++i) > x +=3D bar () < ( > x ? 2 : 1 ); > return x; > } This one started with r8-5241-g8697bf9f46f36168 which introduced -gstatement-frontiers.=