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-7-bit Path: g2news1.google.com!news3.google.com!feeder.news-service.com!de-l.enfer-du-nord.net!feeder1.enfer-du-nord.net!gegeweb.org!aioe.org!not-for-mail From: tmoran@acm.org Newsgroups: comp.lang.ada Subject: Re: Efficiency of code generated by Ada compilers Date: Fri, 13 Aug 2010 23:29:56 +0000 (UTC) Organization: Aioe.org NNTP Server Message-ID: References: NNTP-Posting-Host: J4HSNf9Eqj44wTz1J3b8lQ.user.speranza.aioe.org X-Complaints-To: abuse@aioe.org X-Notice: Filtered by postfilter v. 0.8.2 X-Newsreader: Tom's custom newsreader Xref: g2news1.google.com comp.lang.ada:13255 Date: 2010-08-13T23:29:56+00:00 List-Id: >have never heard about a machine with a level array type and an hardware >check for array access index. Would be interesting if you could be more 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.