From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 1449 invoked by alias); 20 Jan 2015 00:47:08 -0000 Mailing-List: contact gcc-bugs-help@gcc.gnu.org; run by ezmlm Precedence: bulk List-Id: List-Archive: List-Post: List-Help: Sender: gcc-bugs-owner@gcc.gnu.org Received: (qmail 1395 invoked by uid 48); 20 Jan 2015 00:47:04 -0000 From: "hubicka at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug ipa/63576] [5 Regression] ICE : in ipa_merge_profiles, at ipa-utils.c:540 during Firefox LTO/PGO build Date: Tue, 20 Jan 2015 00:47:00 -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: 5.0 X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: hubicka at gcc dot gnu.org X-Bugzilla-Status: ASSIGNED X-Bugzilla-Priority: P1 X-Bugzilla-Assigned-To: hubicka at gcc dot gnu.org X-Bugzilla-Target-Milestone: 5.0 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: 7bit X-Bugzilla-URL: http://gcc.gnu.org/bugzilla/ Auto-Submitted: auto-generated MIME-Version: 1.0 X-SW-Source: 2015-01/txt/msg01947.txt.bz2 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63576 --- Comment #7 from Jan Hubicka --- Created attachment 34490 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=34490&action=edit Proposed fix I am going to try build firefox with PDO myself with the attached patch. It is bit tricky to merge the speculation right becuase both variant may disagree on speculative target.