From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 18084 invoked by alias); 26 Jan 2005 15:22:03 -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 18013 invoked by uid 48); 26 Jan 2005 15:22:01 -0000 Date: Wed, 26 Jan 2005 15:22:00 -0000 Message-ID: <20050126152201.18012.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/msg03866.txt.bz2 List-Id: ------- Additional Comments From pcarlini at suse dot de 2005-01-26 15:22 ------- > Ok, lets say I took 100 backtraces and got 99 times this one. I hope this is > enough percentage. ;) No, I mean *relative* percentages: setlocal in your profile is on top, higher than __convert_from_v and everything else. I'm asking: is consuming 1%, 10%, or 99% of the total runtime? > _GLIBCXX_USE_C99 is defined In this case, can you possibly check whether, for some reason, snprintf is slower than sprintf, on AIX? Thanks -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=19642