From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 30156 invoked by alias); 8 Jul 2005 14:50:51 -0000 Mailing-List: contact gdb-help@sources.redhat.com; run by ezmlm Precedence: bulk List-Subscribe: List-Archive: List-Post: List-Help: , Sender: gdb-owner@sources.redhat.com Received: (qmail 30076 invoked by uid 22791); 8 Jul 2005 14:50:40 -0000 Received: from relay01.pair.com (HELO relay01.pair.com) (209.68.5.15) by sourceware.org (qpsmtpd/0.30-dev) with SMTP; Fri, 08 Jul 2005 14:50:40 +0000 Received: (qmail 42381 invoked from network); 8 Jul 2005 14:50:38 -0000 Received: from unknown (HELO ?192.168.123.1?) (unknown) by unknown with SMTP; 8 Jul 2005 14:50:38 -0000 X-pair-Authenticated: 24.126.76.52 Message-ID: <42CE90AF.6040909@kegel.com> Date: Fri, 08 Jul 2005 14:50:00 -0000 From: Dan Kegel User-Agent: Mozilla/4.0 (compatible;MSIE 5.5; Windows 98) MIME-Version: 1.0 To: mfletcher@serck-controls.co.uk CC: gdb@sources.redhat.com, "Stewart, Richard" Subject: Re: GDB 4.18 with GCC 3.3.6 References: <190C93606B0ADD40B7968DAFAA3E192867EB0E@ad-email1.ad.mc.com> <42CE80AA.7040508@kegel.com> <200507081536.52039.mfletcher@serck-controls.co.uk> In-Reply-To: <200507081536.52039.mfletcher@serck-controls.co.uk> Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit X-SW-Source: 2005-07/txt/msg00085.txt.bz2 Matthew J Fletcher wrote: >>I'm putting together a performance regression benchmark >>suite right now by pulling together all the known microbenchmarks >>that run slower on newer versions of gcc, in hopes >>of helping make sure that gcc-4.1 resolves most of them. > > i would be very interested in your preliminary results if you have any. > > maybe your going to test 2.95.3 / 3.3.6 / 3.4.4 / 4.0.1 / 4.1.x with C based > benchmarks, but i would be also very intrested in complex C++ (using stl > features) for the same set of compilers, as my 'embedded' application is > written in complex c++. Some of our tests come from bug reports in gcc bugzilla, but most so far come from bench++. At least a couple involve c++. You can see those by running bench++ yourself, it's pretty good once you get past the setup hurdles (like, it wants you to install ksh!). It's at http://www.research.att.com/~orost/bench_plus_plus.html -- Trying to get a job as a c++ developer? See http://kegel.com/academy/getting-hired.html