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=ham autolearn_force=no version=3.4.4 X-Google-Language: ENGLISH,ASCII-7-bit X-Google-Thread: 103376,1592759aa83d0d45 X-Google-Attributes: gid103376,public X-Google-ArrivalTime: 2003-05-29 15:56:34 PST Path: archiver1.google.com!news1.google.com!newsfeed.stanford.edu!news-spur1.maxwell.syr.edu!news.maxwell.syr.edu!small1.nntp.aus1.giganews.com!nntp.giganews.com!cyclone1.gnilink.net!spamkiller2.gnilink.net!nwrdny03.gnilink.net.POSTED!53ab2750!not-for-mail From: Hyman Rosen User-Agent: Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.4b) Gecko/20030524 X-Accept-Language: en-us, en MIME-Version: 1.0 Newsgroups: comp.lang.ada Subject: Re: MI in Ada 200X References: <0Pxza.699607$OV.652508@rwcrnsc54> <4a4de33a.0305280557.5d5aba37@posting.google.com> In-Reply-To: Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit Message-ID: Date: Thu, 29 May 2003 22:56:33 GMT NNTP-Posting-Host: 162.84.146.112 X-Complaints-To: abuse@verizon.net X-Trace: nwrdny03.gnilink.net 1054248993 162.84.146.112 (Thu, 29 May 2003 18:56:33 EDT) NNTP-Posting-Date: Thu, 29 May 2003 18:56:33 EDT Xref: archiver1.google.com comp.lang.ada:38023 Date: 2003-05-29T22:56:33+00:00 List-Id: Dmitry A. Kazakov wrote: > Now consider a possibility that MI has a problem X. Then, obviously, either > X is a problem of the concept of inheritance (1), or X is a problem of the > language, implementation, our understanding etc (2). MI has implementation difficulties that are distinct from SI, related to the layout in memory of the pieces of the full object. As I said, it is very instructive to check out the C++ ABI which gcc uses.