From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id BA82D3858402; Wed, 27 Oct 2021 17:11:07 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org BA82D3858402 From: "jakub at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug c++/102876] GCC fails to use constant initialization even when it knows the value to initialize Date: Wed, 27 Oct 2021 17:11:07 +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: 11.2.0 X-Bugzilla-Keywords: missed-optimization X-Bugzilla-Severity: enhancement X-Bugzilla-Who: jakub 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: attachments.created 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: Wed, 27 Oct 2021 17:11:07 -0000 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D102876 --- Comment #14 from Jakub Jelinek --- Created attachment 51680 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=3D51680&action=3Dedit gcc12-pr102876-wip.patch WIP patch that adds the internal fns around dynamic initializers that could= be optimized, but doesn't add the pass that would use these yet.=