From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id B28DE3858297; Sat, 2 Dec 2023 03:33:08 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org B28DE3858297 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1701487988; bh=qdItxC5/6bjL/4CJWl0rOaECpvjWETW1vKeqNFKRmJk=; h=From:To:Subject:Date:In-Reply-To:References:From; b=k8GvJdLC4yim/m/YLB5PJftuhoHwK5If1mOlUU6B2r1MmhIeimxhmsAuqlmk1lirV h4Jx9dwuDsYsF3DpJMNRpV5sZAt8jz3+yVcQ8Y7pvZh6nwKE6YAOuJFqtpZB8zwsm7 SYBVGUKtmSEPy1waBMndHLncaEev43hkIMVayE4g= From: "pinskia at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug c++/70819] constexpr error location wrong Date: Sat, 02 Dec 2023 03:33:08 +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: 7.0 X-Bugzilla-Keywords: diagnostic, needs-bisection X-Bugzilla-Severity: normal X-Bugzilla-Who: pinskia at gcc dot gnu.org 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: keywords 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=3D70819 Andrew Pinski changed: What |Removed |Added ---------------------------------------------------------------------------- Keywords| |needs-bisection --- Comment #1 from Andrew Pinski --- GCC 7-13 does: ``` :17:24: in constexpr expansion of 'fn7(0, 0)' :17:43: error: dereferencing a null pointer constexpr int n3 =3D fn7 ((const int *) 0, 0); ^ :18:24: in constexpr expansion of 'fn7(0, 8)' :18:43: error: dereferencing a null pointer constexpr int n4 =3D fn7 ((const int *) 0, 8); ^ ``` While the trunk gives: ``` :17:24: in 'constexpr' expansion of 'fn7(0, 0)' :14:14: error: dereferencing a null pointer 14 | return fn6 (*a, b); | ~~~~^~~~~~~ :18:24: in 'constexpr' expansion of 'fn7(0, 8)' :14:14: error: dereferencing a null pointer ``` Which seems like the correct location now.=