From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id E0D033858436; Wed, 3 Jan 2024 11:22:12 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org E0D033858436 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1704280932; bh=JLiyvoGLK8DCKVyAPQ+YyKnXVCtRzgANcuIUlUzQxoQ=; h=From:To:Subject:Date:In-Reply-To:References:From; b=gZfy7TVJ/2Fyt/vRbkWYuTWKNFxn1Vab4bwivYyGkGKx0DKWTLItDaplttNyMTvT9 coRncFs/kWfItYh0tktBYUcudGwkmgl3Eml1VsSsYNXigS78VOEMbRwesA9sT+ijsU mv2Dg9PsM17QtY/L67q8ZJbkmdz46kJQJ2cp/sS0= From: "redi at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug libstdc++/113202] std::find does not work with the maximum range of pointers Date: Wed, 03 Jan 2024 11:22:12 +0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: libstdc++ X-Bugzilla-Version: 13.2.0 X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: redi at gcc dot gnu.org X-Bugzilla-Status: RESOLVED X-Bugzilla-Resolution: INVALID 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=3D113202 --- Comment #12 from Jonathan Wakely --- (In reply to Jonathan Wakely from comment #11) > s + OFFSET has undefined behaviour. ... and iterating from s to has undefined behaviour too, as explained above. Nothing the program does is valid.=