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 autolearn=ham autolearn_force=no version=3.4.4 X-Google-Language: ENGLISH,ASCII-7-bit X-Google-Thread: 103376,ac55ec18f7b0a53c X-Google-Attributes: gid103376,public X-Google-ArrivalTime: 2001-06-05 05:35:09 PST Path: archiver1.google.com!newsfeed.google.com!newsfeed.stanford.edu!news-spur1.maxwell.syr.edu!news.maxwell.syr.edu!feed2.news.rcn.net!rcn!newsfeed1.earthlink.net!newsfeed.earthlink.net!newsmaster1.prod.itd.earthlink.net!newsread2.prod.itd.earthlink.net.POSTED!not-for-mail Message-ID: <3B1CC519.3185F4@earthlink.net> From: "Marc A. Criley" Organization: Quadrus Corporation X-Mailer: Mozilla 4.73 [en] (X11; U; Linux 2.2.14-5.0 i686) X-Accept-Language: en MIME-Version: 1.0 Newsgroups: comp.lang.ada Subject: Re: Ada and embedded applications References: <9fgq5t$hok$1@news.huji.ac.il> Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Date: Tue, 05 Jun 2001 12:35:08 GMT NNTP-Posting-Host: 158.252.122.148 X-Complaints-To: abuse@earthlink.net X-Trace: newsread2.prod.itd.earthlink.net 991744508 158.252.122.148 (Tue, 05 Jun 2001 05:35:08 PDT) NNTP-Posting-Date: Tue, 05 Jun 2001 05:35:08 PDT X-Received-Date: Tue, 05 Jun 2001 05:33:12 PDT (newsmaster1.prod.itd.earthlink.net) Xref: archiver1.google.com comp.lang.ada:8143 Date: 2001-06-05T12:35:08+00:00 List-Id: Ehud Lamm wrote: > > Larry Kilgallen wrote in message > > Efficiency of exception handling obviously varies among implementations, > > but I worry about any design that is going to encounter so many exceptions > > that their performance becomes relevant. > > Perhaps one should note that there can be implementations in which exception > handling support causes overhead even for programs and routines that don't > raise or handle exceptions. > I know ACT was touting "zero-cost exception" technology for some GNAT platforms a year or so ago, which was intended to alleviate exactly this concern. (Without Dewar being here, nor being a supported customer, I don't get much ACT press info any more :-( Marc A. Criley Senior Staff Engineer Quadrus Corporation www.quadruscorp.com