From mboxrd@z Thu Jan 1 00:00:00 1970 X-Spam-Checker-Version: SpamAssassin 3.4.4 (2020-01-24) on polar.synack.me X-Spam-Level: X-Spam-Status: No, score=-1.9 required=5.0 tests=BAYES_00,FREEMAIL_FROM autolearn=unavailable autolearn_force=no version=3.4.4 X-Received: by 10.200.38.168 with SMTP id 37mr3274653qto.27.1497549605652; Thu, 15 Jun 2017 11:00:05 -0700 (PDT) X-Received: by 10.157.11.208 with SMTP id 74mr201511oth.16.1497549605613; Thu, 15 Jun 2017 11:00:05 -0700 (PDT) Path: eternal-september.org!reader01.eternal-september.org!reader02.eternal-september.org!news.eternal-september.org!news.eternal-september.org!feeder.eternal-september.org!news.swapon.de!feeder.usenetexpress.com!feeder1.iad1.usenetexpress.com!border1.nntp.dca1.giganews.com!nntp.giganews.com!y44no517139qth.1!news-out.google.com!s132ni1486itb.0!nntp.google.com!f20no855410itb.0!postnews.google.com!glegroupsg2000goo.googlegroups.com!not-for-mail Newsgroups: comp.lang.ada Date: Thu, 15 Jun 2017 11:00:05 -0700 (PDT) In-Reply-To: <649ddcbf-c898-4115-bbe5-59d678a94727@googlegroups.com> Complaints-To: groups-abuse@google.com Injection-Info: glegroupsg2000goo.googlegroups.com; posting-host=67.169.9.51; posting-account=Qh2kiQoAAADpCLlhT_KTYoGO8dU3n4I6 NNTP-Posting-Host: 67.169.9.51 References: <65c5271c-33a1-4f36-977e-372af449d9c1@googlegroups.com> <44aa47f0-418a-4ede-b436-1937c3dbe065@googlegroups.com> <649ddcbf-c898-4115-bbe5-59d678a94727@googlegroups.com> User-Agent: G2/1.0 MIME-Version: 1.0 Message-ID: Subject: Re: Poor performance with GNAT-GPL-2017 From: Anh Vo Injection-Date: Thu, 15 Jun 2017 18:00:05 +0000 Content-Type: text/plain; charset="UTF-8" Xref: news.eternal-september.org comp.lang.ada:46952 Date: 2017-06-15T11:00:05-07:00 List-Id: On Thursday, June 15, 2017 at 9:31:52 AM UTC-7, Charly wrote: > Am Donnerstag, 15. Juni 2017 17:19:20 UTC+2 schrieb Charly: > > Am Dienstag, 13. Juni 2017 21:46:13 UTC+2 schrieb alkh...@gmail.com: > > > On Monday, June 12, 2017 at 6:28:17 PM UTC+3, Mark Lorenzen wrote: > > > > On Saturday, June 10, 2017 at 1:23:34 PM UTC+2, Charly wrote: > > ----- > Some aditional strange results, all without any tasking (new option -t 0) > > gnat-gpl-2016 -O > duration 3485 ms > > gnat-gpl-2016 -O2 > duration 4713 ms > > gnat-gpl-2016 -O3 > duration 2772 ms > > gnat-gpl-2017 -O > duration 3375 ms > > gnat-gpl-2017 -O2 > duration 4480 ms > > gnat-gpl-2017 -O3 > duration 4823 ms > > To summarize I draw two conclusions > This year optimization level -O is the best choice, > Try several optimization levels next year when gnat-gpl-2018 is out. What numbers will you get if you run it say 10 times? Anh Vo