From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id 103D23856DF1; Thu, 28 Jul 2022 11:36:19 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 103D23856DF1 From: "gordon.lack at dsl dot pipex.com" To: gcc-bugs@gcc.gnu.org Subject: [Bug c/106463] Incorrect value for loop terminating test. for loop runs when it should not. Date: Thu, 28 Jul 2022 11:36:19 +0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: c X-Bugzilla-Version: 11.2.0 X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: gordon.lack at dsl dot pipex.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 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: Thu, 28 Jul 2022 11:36:19 -0000 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D106463 --- Comment #2 from Gordon Lack --- Compilation options: gcc -O3 test.c -o test (or -O1) For gcc 4.4.7 it also needs -std=3Dc99. And I'll also note that the gcc10.2.1 was on an armv7l system, while the 7.= 4.0 was on an arm64 one. It's also the same on 7.20 on a mips system.=