From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 9893 invoked by alias); 5 Dec 2001 08:40:48 -0000 Mailing-List: contact gcc-prs-help@gcc.gnu.org; run by ezmlm Precedence: bulk List-Archive: List-Post: List-Help: Sender: gcc-prs-owner@gcc.gnu.org Received: (qmail 9866 invoked by uid 61); 5 Dec 2001 08:40:47 -0000 Date: Wed, 05 Dec 2001 00:40:00 -0000 Message-ID: <20011205084047.9865.qmail@sources.redhat.com> To: gcc-bugs@gcc.gnu.org, gcc-gnats@gcc.gnu.org, gcc-prs@gcc.gnu.org, martin@v.loewis.de, nobody@gcc.gnu.org From: paolo@gcc.gnu.org X-Mailer: gnatsweb 2.9.2 Subject: Re: libstdc++/4960: std::string slow to append individual characters X-SW-Source: 2001-12/txt/msg00330.txt.bz2 List-Id: Synopsis: std::string slow to append individual characters State-Changed-From-To: analyzed->feedback State-Changed-By: paolo State-Changed-When: Wed Dec 5 00:40:47 2001 State-Changed-Why: Fetch a current 3.1 snapshot and benchmark again. You should notice a definite improvement. However, the final solution to the problem is an exponential growth policy. Patch for this posted in: http://gcc.gnu.org/ml/libstdc++/2001-12/msg00007.html Can you try it? http://gcc.gnu.org/cgi-bin/gnatsweb.pl?cmd=view%20audit-trail&pr=4960&database=gcc