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=unavailable autolearn_force=no version=3.4.4 Path: eternal-september.org!reader01.eternal-september.org!reader02.eternal-september.org!.POSTED!not-for-mail From: "Alejandro R. Mosteo" Newsgroups: comp.lang.ada Subject: Re: Ada Successor Language Date: Fri, 22 Jun 2018 13:14:03 +0200 Organization: A noiseless patient Spider Message-ID: References: <5e86db65-84b9-4b5b-9aea-427a658b5ae7@googlegroups.com> <878t7u1cfm.fsf@nightsong.com> <776f3645-ed0c-4118-9b4d-21660e3bba4b@googlegroups.com> <87602fbu2g.fsf@nightsong.com> <87po0mziqt.fsf@nightsong.com> <87fu1izfgs.fsf@nightsong.com> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 7bit Injection-Date: Fri, 22 Jun 2018 11:14:04 -0000 (UTC) Injection-Info: reader02.eternal-september.org; posting-host="8235a46afc0b888aeec67966111b2331"; logging-data="4051"; mail-complaints-to="abuse@eternal-september.org"; posting-account="U2FsdGVkX1/BKlyfnz8C6r7LKsmvcaDG" User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.8.0 Cancel-Lock: sha1:2ftQ6fQf/UBhcFmU1CvqAPGYt7Y= In-Reply-To: Content-Language: en-US Xref: reader02.eternal-september.org comp.lang.ada:53244 Date: 2018-06-22T13:14:03+02:00 List-Id: On 20/06/2018 09:59, Dmitry A. Kazakov wrote: > 5. No proper separation of interface and implementation. If you used Ada > generics you would know that successful compilation of a generic body > means little. Instantiation can always fail even if all formal parameters > match. The compiler must look into the body not just for the sake of > optimization and representation, but for validity of instantiation, just > like in C++. A macro is a macro. This happened to me recently, and after so many years it was a harsh surprise.