From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id AFACB3951C83; Tue, 13 Apr 2021 22:15:29 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org AFACB3951C83 From: "redi at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug libstdc++/100070] Standard library container iterator-pair constructors should check C++20 iterator concepts Date: Tue, 13 Apr 2021 22:15:29 +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: 10.0 X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: redi 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, 13 Apr 2021 22:15:29 -0000 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D100070 --- Comment #3 from Jonathan Wakely --- So I think there is a *lot* work needed throughout the library to solve the general problem that the existing container code uses C++17 iterator catego= ries and C++17 std::algos (not ranges::algos). We might be better off just waiting for a vector(range&&) constructor.=