From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 23862 invoked by alias); 14 Nov 2012 15:35:45 -0000 Received: (qmail 20898 invoked by uid 55); 14 Nov 2012 15:35:27 -0000 From: "hubicka at ucw dot cz" To: gcc-bugs@gcc.gnu.org Subject: [Bug bootstrap/55051] [4.8 Regression] profiledbootstrap failed Date: Wed, 14 Nov 2012 15:35:00 -0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: bootstrap X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: hubicka at ucw dot cz X-Bugzilla-Status: UNCONFIRMED X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: unassigned at gcc dot gnu.org X-Bugzilla-Target-Milestone: 4.8.0 X-Bugzilla-Changed-Fields: Message-ID: In-Reply-To: References: X-Bugzilla-URL: http://gcc.gnu.org/bugzilla/ Auto-Submitted: auto-generated Content-Type: text/plain; charset="UTF-8" MIME-Version: 1.0 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 X-SW-Source: 2012-11/txt/msg01257.txt.bz2 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55051 --- Comment #7 from Jan Hubicka 2012-11-14 15:35:26 UTC --- > --- Comment #6 from Markus Trippelsdorf 2012-11-14 15:13:08 UTC --- > (In reply to comment #5) > > There are > > > > badness = (relative_time_benefit (callee_info, edge, edge_time) > > * (INT_MIN / 16 / RELATIVE_TIME_BENEFIT_RANGE)); > > badness /= (growth * MAX (1, callee_info->growth)); > > gcc_checking_assert (badness <=0 && badness >= INT_MIN / 16); > > Yes, badness is 1 in this case... > I'm reducing the issue right now. Thanks, I was just about to start looking into FDO inlining re-tunning. relative_time_benefit should be in range 0...INT_MAX / 64 so it should end up in multipling -4 times that should be safe. I am going to try to reproduce it now. /bin/bash: ./:q: Permission denied