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-Thread: 103376,2a34b7ad6c6a0774 X-Google-NewGroupId: yes X-Google-Attributes: gida07f3367d7,domainid0,public,usenet X-Google-Language: ENGLISH,ASCII Path: g2news1.google.com!news3.google.com!fu-berlin.de!uni-berlin.de!individual.net!not-for-mail From: "(see below)" Newsgroups: comp.lang.ada Subject: Re: Efficiency of code generated by Ada compilers Date: Sat, 14 Aug 2010 01:16:45 +0100 Message-ID: References: Mime-Version: 1.0 Content-Type: text/plain; charset="ISO-8859-1" Content-Transfer-Encoding: 8bit X-Trace: individual.net KRzyHN2K9G/4p7uYyCKtFgJrq/zbbl+Ge6I4zUnhxrFBzJ6SFd Cancel-Lock: sha1:QWMrKRO+9p6m77Dycm/x5g32SDI= User-Agent: Microsoft-Entourage/12.23.0.091001 Thread-Topic: Efficiency of code generated by Ada compilers Thread-Index: Acs7Rfpmx4XOt3kXMkSW/i8Lnh+eew== Xref: g2news1.google.com comp.lang.ada:13257 Date: 2010-08-14T01:16:45+01:00 List-Id: On 14/08/2010 01:02, in article op.vheielzsule2fv@garhos, "Yannick Duch�ne (Hibou57)" wrote: > Le Sat, 14 Aug 2010 01:29:56 +0200, a �crit: >> The Burroughs machines were like that. The descriptor pointing to >> an array included the size as well as the base address, so index in-range >> was automatically checked by the hardware. > So these old machines were in some way safer than ones of nowadays Burroughs-architecture m/cs should not be referred to in the past tense. They still sell very profitably. -- Bill Findlay chez blueyonder.co.uk