From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id D0445393D026; Thu, 15 Apr 2021 09:38:09 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org D0445393D026 From: "hubicka at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug ipa/92535] [10 regression] ICF is relatively expensive and became less effective Date: Thu, 15 Apr 2021 09:38:09 +0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: ipa X-Bugzilla-Version: 10.0 X-Bugzilla-Keywords: compile-time-hog, memory-hog X-Bugzilla-Severity: normal X-Bugzilla-Who: hubicka at gcc dot gnu.org X-Bugzilla-Status: NEW X-Bugzilla-Resolution: X-Bugzilla-Priority: P2 X-Bugzilla-Assigned-To: hubicka at gcc dot gnu.org X-Bugzilla-Target-Milestone: 10.4 X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: bug_status short_desc 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: Thu, 15 Apr 2021 09:38:09 -0000 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D92535 Jan Hubicka changed: What |Removed |Added ---------------------------------------------------------------------------- Status|ASSIGNED |NEW Summary|[10/11 regression] ICF is |[10 regression] ICF is |relatively expensive and |relatively expensive and |became less effective |became less effective --- Comment #17 from Jan Hubicka --- For GCC 11 we now get faster build times with ICF than without on cc1plus, Firefox and clang LTO build. So I think we can consider it no longer regression while ICF can always be improved (and I have some changes queues= for next stage1). I have no plan to backport this to gcc10, so unasigning.=