From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id 7B625385E445; Fri, 15 Mar 2024 21:07:08 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 7B625385E445 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1710536828; bh=6LxF/kQ8fAflnMEcYdRsKkQEciaNe9rjghr9kEACpjg=; h=From:To:Subject:Date:In-Reply-To:References:From; b=c584jMXbpjuTNKqFglzvfPpFvfiDHntK/Rr3bRytBqJUNrkmhF8s4Ug/WIdxLKmsI gBM04vVcvtkAHWYfw9UDaxiCi9QzXKzYOgRgw53AkD6FyUgWeI3czZxz5NOstsLVRg 9VvClYQ9GyCQ3ulCTi0XtgYPtW4ZH/16TUrsRRfI= From: "dcb314 at hotmail dot com" To: gcc-bugs@gcc.gnu.org Subject: [Bug middle-end/113396] [13/14 Regression] csmith: differences from -O2 to -O3 Date: Fri, 15 Mar 2024 21:07:08 +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: 14.0 X-Bugzilla-Keywords: needs-reduction, wrong-code X-Bugzilla-Severity: normal X-Bugzilla-Who: dcb314 at hotmail dot com X-Bugzilla-Status: WAITING X-Bugzilla-Resolution: X-Bugzilla-Priority: P2 X-Bugzilla-Assigned-To: unassigned at gcc dot gnu.org X-Bugzilla-Target-Milestone: 13.3 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=3D113396 --- Comment #17 from David Binderman --- I tried out gcc-13.2 and got the following results: foundBugs $ ~/gcc/results.13.2.asan.ubsan/bin/gcc -w -O2 --param=3Dmax-inline-insns-auto=3D23 bug998.c && valgrind -q ./a.out checksum =3D 77A231E6 foundBugs $ ~/gcc/results.13.2.asan.ubsan/bin/gcc -w -O2 --param=3Dmax-inline-insns-auto=3D24 bug998.c && valgrind -q ./a.out checksum =3D 130B5204 foundBugs $=20 so it is something that has been going wrong since before gcc-13.2.=