From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 30610 invoked by alias); 16 Feb 2008 12:52:27 -0000 Received: (qmail 30493 invoked by uid 48); 16 Feb 2008 12:51:43 -0000 Date: Sat, 16 Feb 2008 12:52:00 -0000 Message-ID: <20080216125143.30492.qmail@sourceware.org> X-Bugzilla-Reason: CC References: Subject: [Bug middle-end/35204] [4.3 Regression] crash by too deep recursion in DFS tree-ssa-sccvn.c:1898 In-Reply-To: Reply-To: gcc-bugzilla@gcc.gnu.org To: gcc-bugs@gcc.gnu.org From: "rguenth 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: 2008-02/txt/msg01780.txt.bz2 ------- Comment #19 from rguenth at gcc dot gnu dot org 2008-02-16 12:51 ------- Note that while it definitely improves stack usage, the total memory usage is likely to go up (vectors allocate some extra heap, the iters are now addressable and thus consume full memory) and as the ssa_op_iter is now pinned to memory it is likely the algorithm is slower as well. -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=35204