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Path: news.eternal-september.org!eternal-september.org!.POSTED!not-for-mail From: "Chris M. Thomasson" <chris.m.thomasson.1@gmail.com> Newsgroups: comp.lang.c++ Subject: Re: P1202 (asymmetric memory barriers) going into C++26 Date: Tue, 24 Jun 2025 13:12:23 -0700 Organization: A noiseless patient Spider Lines: 10 Message-ID: <103f0r7$27r68$1@dont-email.me> References: <1031r7q$3l8f$1@dont-email.me> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit Injection-Date: Tue, 24 Jun 2025 22:12:23 +0200 (CEST) Injection-Info: dont-email.me; posting-host="b650f5ce277f3eafe7126216cc4b3f0a"; logging-data="2354376"; mail-complaints-to="abuse@eternal-september.org"; posting-account="U2FsdGVkX1+5dDh/LMde9Uq0SaWUqMLVyMrH2TRiVOw=" User-Agent: Mozilla Thunderbird Cancel-Lock: sha1:Ev0HWxM4He+ah4Tajbg1mYmy76s= Content-Language: en-US In-Reply-To: <1031r7q$3l8f$1@dont-email.me> On 6/19/2025 1:16 PM, jseigh wrote: > They're used by hazard pointers and RCU both of which are going in. > Only 20 years from POC to a C++ standard. Time flies. > :^) Nice. Now what about data-dependent load barriers, ala consume? Well, a consume that falls back to an acquire is a no go right off the bat unless its on an Alpha?