From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 9946 invoked by alias); 9 Mar 2011 21:45:46 -0000 Received: (qmail 9935 invoked by uid 22791); 9 Mar 2011 21:45:46 -0000 X-SWARE-Spam-Status: No, hits=-2.8 required=5.0 tests=ALL_TRUSTED,AWL,BAYES_00 X-Spam-Check-By: sourceware.org Received: from localhost (HELO gcc.gnu.org) (127.0.0.1) by sourceware.org (qpsmtpd/0.43rc1) with ESMTP; Wed, 09 Mar 2011 21:45:43 +0000 From: "markus at trippelsdorf dot de" To: gcc-bugs@gcc.gnu.org Subject: [Bug lto/45375] [meta-bug] Issues with building Mozilla with LTO X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: lto X-Bugzilla-Keywords: meta-bug X-Bugzilla-Severity: normal X-Bugzilla-Who: markus at trippelsdorf dot de X-Bugzilla-Status: NEW X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: unassigned at gcc dot gnu.org X-Bugzilla-Target-Milestone: --- 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 Date: Wed, 09 Mar 2011 21:45:00 -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 X-SW-Source: 2011-03/txt/msg00950.txt.bz2 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=45375 --- Comment #58 from Markus Trippelsdorf 2011-03-09 21:45:10 UTC --- > How do you do this with "make -f client.mk profiledbuild"? To answer my own question: Just edit ./configure and ./js/src/configure and add "-flto=4 -fwhole-program" (or whatever you may prefer) to the PROFILE_USE_CFLAGS variable. Then you can build Firefox with "make -f client.mk profiledbuild". BTW libmozsqlite3.so still gets miscompiled, but Firefox is now snappy as never before ;-)