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!feeder.eternal-september.org!nntp-feed.chiark.greenend.org.uk!ewrotcd!newsfeed.xs3.de!news.jacob-sparre.dk!franka.jacob-sparre.dk!pnx.dk!.POSTED.rrsoftware.com!not-for-mail From: "Randy Brukardt" Newsgroups: comp.lang.ada Subject: Re: Intervention needed? Date: Fri, 29 Mar 2019 17:17:08 -0500 Organization: JSA Research & Innovation Message-ID: References: <6e1977a5-701e-4b4f-a937-a1b89d9127f0@googlegroups.com> <87sgv5k1j5.fsf@mid.deneb.enyo.de> Injection-Date: Fri, 29 Mar 2019 22:17:09 -0000 (UTC) Injection-Info: franka.jacob-sparre.dk; posting-host="rrsoftware.com:24.196.82.226"; logging-data="24641"; mail-complaints-to="news@jacob-sparre.dk" X-Priority: 3 X-MSMail-Priority: Normal X-Newsreader: Microsoft Outlook Express 6.00.2900.5931 X-RFC2646: Format=Flowed; Original X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.7246 Xref: reader01.eternal-september.org comp.lang.ada:56009 Date: 2019-03-29T17:17:08-05:00 List-Id: >"Florian Weimer" wrote in message >news:87sgv5k1j5.fsf@mid.deneb.enyo.de... >* Randy Brukardt: > >> But a better question is whether the Rust borrow checker allows >> building proper ADTs for most data structures. > > The Rust standard library uses unsafe extensively in the > implementation of containers. I'm not sure if this is a problem. > Most languages have this property (that the standard library cannot be > implemented in the language itself). > > For container libraries, the only widely-used counter-example (of > which I'm aware) is pre-generic Java. You're saying Ada isn't widely used? And I thought the STL was implemented in C++. Randy.