From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id 5B929395442E; Tue, 27 Oct 2020 15:02:23 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 5B929395442E From: "nathan at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug c++/51577] dependent name lookup finds operator in global namespace Date: Tue, 27 Oct 2020 15:02:22 +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: 4.7.0 X-Bugzilla-Keywords: accepts-invalid, rejects-valid, wrong-code X-Bugzilla-Severity: normal X-Bugzilla-Who: nathan 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: --- 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: Tue, 27 Oct 2020 15:02:23 -0000 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D51577 --- Comment #17 from Nathan Sidwell --- ah, the logic to squirrel away lookups on a magic attribute list, records t= hat nothing is found. But we don't preserve that negative lookup when injecting these lookups into the parameter binding. So we'll end up finding later-declared namespace-scope entities.=