From mboxrd@z Thu Jan 1 00:00:00 1970 X-Spam-Checker-Version: SpamAssassin 3.4.5-pre1 (2020-06-20) on ip-172-31-74-118.ec2.internal X-Spam-Level: X-Spam-Status: No, score=-1.8 required=3.0 tests=BAYES_00,PLING_QUERY autolearn=no autolearn_force=no version=3.4.5-pre1 Path: eternal-september.org!reader02.eternal-september.org!aioe.org!JUN8/iIzeA71QWaIWFKODA.user.gioia.aioe.org.POSTED!not-for-mail From: "Luke A. Guest" Newsgroups: comp.lang.ada Subject: Re: 2dsa | !2dsa ? Date: Tue, 29 Dec 2020 15:14:07 +0000 Organization: Aioe.org NNTP Server Message-ID: References: <2fa5a097-a0a6-4614-b990-ee70b89ab470n@googlegroups.com> <578126cd-507b-4e6b-8c08-31a115773bd2n@googlegroups.com> <30f2c0d8-58c2-4ca9-bfd6-2aa38309d27cn@googlegroups.com> NNTP-Posting-Host: JUN8/iIzeA71QWaIWFKODA.user.gioia.aioe.org Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 7bit X-Complaints-To: abuse@aioe.org User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.6.0 X-Notice: Filtered by postfilter v. 0.9.2 Content-Language: en-GB Xref: reader02.eternal-september.org comp.lang.ada:60974 List-Id: On 29/12/2020 14:56, Dmitry A. Kazakov wrote: >> for increasing support for that annex. So the ARG could change the >> annex but >> it seems unlikely that any changes would make it into implementations. >> (We've been told not to expect even the implementation of bugs fixes >> included in Ada 202x, even from the vendor that originally requested >> the bug >> fixes.) > > Why there should be any vendor support in the first place? Why not to > redefine it as a set of abstract tagged types allowing custom user > implementations like storage pools and streams do? Would the compiler still need any support for this or would it just be a set of interfaces at library level?