From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 2261 invoked by alias); 20 Feb 2014 14:49:47 -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 2226 invoked by uid 48); 20 Feb 2014 14:49:44 -0000 From: "trippels at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug c/60291] slow compile times for any mode (-O0/-O1/-O2) on large .c source file (30MBs) Date: Thu, 20 Feb 2014 14:49:00 -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: 4.8.2 X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: trippels at gcc dot gnu.org X-Bugzilla-Status: UNCONFIRMED 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: 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: 2014-02/txt/msg02133.txt.bz2 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=60291 --- Comment #3 from Markus Trippelsdorf --- Perf shows: 24.26% cc1 cc1 [.] bitmap_set_bit(bitmap_head*, int) 20.88% cc1 cc1 [.] mark_all_vars_used_1(tree_node**, int*, void*) 14.18% cc1 cc1 [.] operand_equal_p(tree_node const*, tree_node const*,... 9.15% cc1 cc1 [.] mem_attrs_eq_p(mem_attrs const*, mem_attrs const*) 4.17% cc1 cc1 [.] walk_tree_1(tree_node**, tree_node* (*)(tree_node**,... 1.69% cc1 cc1 [.] tree_block(tree_node*)