From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Stephen Leake Newsgroups: gmane.emacs.devel Subject: Re: Ada (was Re: Tree Sitter) Date: Mon, 26 Jul 2021 02:42:47 -0700 Message-ID: <86tukh5s2w.fsf@stephe-leake.org> References: <62e438b5-d27f-1d3c-69c6-11fe29a76d74@dancol.org> <83fsxsdxhu.fsf@gnu.org> <179f22a44d8.2816.cc5b3318d7e9908e2c46732289705cb0@dancol.org> <179f38c0370.2816.cc5b3318d7e9908e2c46732289705cb0@dancol.org> <236e62c2-be9b-b26d-8cd0-4b5a1a86e19a@dancol.org> <86mtqsoh3f.fsf@stephe-leake.org> <286d815e-d1a1-07ca-6696-a7f51923ab4e@piermont.com> <86wnpl6f0y.fsf@stephe-leake.org> <865yx45y7g.fsf@stephe-leake.org> <146b72ac-0446-93ba-f85c-b8987e96f0d0@piermont.com> <86eebm8j7d.fsf@stephe-leake.org> <865ywx7jhd.fsf@stephe-leake.org> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="11075"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/28.0.50 (windows-nt) Cc: Richard Stallman , emacs-devel@gnu.org To: "Perry E. 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List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Original-Sender: "Emacs-devel" Xref: news.gmane.io gmane.emacs.devel:271640 Archived-At: Stephen Leake writes: >> There are far more modern systems programming languages out there >> (like Rust) that statically guarantee far more, including that use >> after free is impossible, that=C2=A0 threads cannot have data races, that >> null pointers cannot exist. This should not be surprising, as type >> theory (and programming language theory in general) has advanced >> dramatically in the last 40 years. > > Ada has kept up with some of that; the next ISO version is due in > 2022. The current Ada/SPARK allows enforcing the ownership model for pointers. Ada 2022 has structures supporting parallelizing loops and blocks. --=20 -- Stephe