From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id 3DDF63850419; Mon, 8 Mar 2021 15:48:55 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 3DDF63850419 From: "nathan at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug c++/99456] [11 regression] ABI breakage with some static initialization Date: Mon, 08 Mar 2021 15:48:55 +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: 11.0 X-Bugzilla-Keywords: ABI, missed-optimization X-Bugzilla-Severity: normal X-Bugzilla-Who: nathan at gcc dot gnu.org X-Bugzilla-Status: ASSIGNED X-Bugzilla-Resolution: X-Bugzilla-Priority: P1 X-Bugzilla-Assigned-To: jakub at gcc dot gnu.org X-Bugzilla-Target-Milestone: 11.0 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: Mon, 08 Mar 2021 15:48:55 -0000 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D99456 --- Comment #11 from Nathan Sidwell --- gcc11-pr99456.patch looks good, can we add a scan-not for the _ZGV guard variables too? If the optimizer's turned on, I think __static_init... gets inlined into the global constructor, might be good to make sure that's not there either.=