From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 4059 invoked by alias); 26 Jan 2005 14:47:13 -0000 Mailing-List: contact gcc-bugs-help@gcc.gnu.org; run by ezmlm Precedence: bulk List-Archive: List-Post: List-Help: Sender: gcc-bugs-owner@gcc.gnu.org Received: (qmail 4003 invoked by uid 48); 26 Jan 2005 14:47:07 -0000 Date: Wed, 26 Jan 2005 14:47:00 -0000 Message-ID: <20050126144707.4001.qmail@sourceware.org> From: "pcarlini at suse dot de" To: gcc-bugs@gcc.gnu.org In-Reply-To: <20050126142651.19642.joerg.richter@pdv-fs.de> References: <20050126142651.19642.joerg.richter@pdv-fs.de> Reply-To: gcc-bugzilla@gcc.gnu.org Subject: [Bug libstdc++/19642] streaming doubles is very slow compared to sprintf X-Bugzilla-Reason: CC X-SW-Source: 2005-01/txt/msg03856.txt.bz2 List-Id: ------- Additional Comments From pcarlini at suse dot de 2005-01-26 14:47 ------- Wait a minute... Ok, we have got 17140, but here, if the issue is confirmed, we are talking about 2 orders of magnitude!?!?! Indeed, on my P4-2400 (gcc3.4.3, actually, similar bevavior for mainline) I cannot confirm the disaster: paolo:~/Work> g++ -o t t.cc paolo:~/Work> time t > /dev/null 0.150u 0.000s 0:00.15 100.0% 0+0k 0+0io 219pf+0w paolo:~/Work> time t cout > /dev/null 0.170u 0.000s 0:00.17 100.0% 0+0k 0+0io 223pf+0w Either something AIX specific or I don't know, right now... Can you possibly profile? -- What |Removed |Added ---------------------------------------------------------------------------- Status|RESOLVED |UNCONFIRMED Resolution|DUPLICATE | http://gcc.gnu.org/bugzilla/show_bug.cgi?id=19642