From mboxrd@z Thu Jan  1 00:00:00 1970
Return-Path: <gcc-bugs-return-417141-listarch-gcc-bugs=gcc.gnu.org@gcc.gnu.org>
Received: (qmail 25917 invoked by alias); 7 Mar 2013 10:32:37 -0000
Received: (qmail 25797 invoked by uid 48); 7 Mar 2013 10:32:05 -0000
From: "rguenth at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug middle-end/38474] compile time explosion in dataflow_set_preserve_mem_locs at -O3
Date: Thu, 07 Mar 2013 10:32:00 -0000
X-Bugzilla-Reason: CC
X-Bugzilla-Type: changed
X-Bugzilla-Watch-Reason: None
X-Bugzilla-Product: gcc
X-Bugzilla-Component: middle-end
X-Bugzilla-Keywords: compile-time-hog, memory-hog, patch
X-Bugzilla-Severity: normal
X-Bugzilla-Who: rguenth at gcc dot gnu.org
X-Bugzilla-Status: ASSIGNED
X-Bugzilla-Priority: P3
X-Bugzilla-Assigned-To: rguenth at gcc dot gnu.org
X-Bugzilla-Target-Milestone: ---
X-Bugzilla-Changed-Fields: Status Blocks AssignedTo
Message-ID: <bug-38474-4-aweFGJDNvv@http.gcc.gnu.org/bugzilla/>
In-Reply-To: <bug-38474-4@http.gcc.gnu.org/bugzilla/>
References: <bug-38474-4@http.gcc.gnu.org/bugzilla/>
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: <gcc-bugs.gcc.gnu.org>
List-Archive: <http://gcc.gnu.org/ml/gcc-bugs/>
List-Post: <mailto:gcc-bugs@gcc.gnu.org>
List-Help: <mailto:gcc-bugs-help@gcc.gnu.org>
Sender: gcc-bugs-owner@gcc.gnu.org
X-SW-Source: 2013-03/txt/msg00583.txt.bz2


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=38474

Richard Biener <rguenth at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|NEW                         |ASSIGNED
             Blocks|                            |47344
         AssignedTo|unassigned at gcc dot       |rguenth at gcc dot gnu.org
                   |gnu.org                     |

--- Comment #73 from Richard Biener <rguenth at gcc dot gnu.org> 2013-03-07 10:31:53 UTC ---
On trunk with the reduced testcase I now see PTA taking 90% of compile-time ...

Argh.