From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 17851 invoked by alias); 12 Jan 2010 17:00:48 -0000 Received: (qmail 17705 invoked by uid 48); 12 Jan 2010 17:00:29 -0000 Date: Tue, 12 Jan 2010 17:00:00 -0000 Message-ID: <20100112170029.17704.qmail@sourceware.org> X-Bugzilla-Reason: CC References: Subject: [Bug debug/41371] [4.5 Regression] var-tracking is slow and memory hungry In-Reply-To: Reply-To: gcc-bugzilla@gcc.gnu.org To: gcc-bugs@gcc.gnu.org From: "jakub at gcc dot gnu dot org" 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: 2010-01/txt/msg01399.txt.bz2 ------- Comment #13 from jakub at gcc dot gnu dot org 2010-01-12 17:00 ------- Created an attachment (id=19564) --> (http://gcc.gnu.org/bugzilla/attachment.cgi?id=19564&action=view) gcc45-pr41371.patch Patch that speeds up the qmc2main.ii testcase to bearable compile time (2m20s on my box with -g -O2). With -g0 -O2 it compiles in 45s, so var-tracking still dominates the time, but it is no longer so slow. I'll bootstrap/regtest it now. -- jakub at gcc dot gnu dot org changed: What |Removed |Added ---------------------------------------------------------------------------- AssignedTo|unassigned at gcc dot gnu |jakub at gcc dot gnu dot org |dot org | Status|NEW |ASSIGNED http://gcc.gnu.org/bugzilla/show_bug.cgi?id=41371