From mboxrd@z Thu Jan 1 00:00:00 1970 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on ip-172-31-65-14.ec2.internal X-Spam-Level: X-Spam-Status: No, score=1.0 required=3.0 tests=BAYES_20,FORGED_GMAIL_RCVD, FREEMAIL_FROM,T_SCC_BODY_TEXT_LINE autolearn=no autolearn_force=no version=3.4.6 Path: eternal-september.org!news.eternal-september.org!.POSTED!not-for-mail From: Rod Kay Newsgroups: comp.lang.ada Subject: Is a Boolean type inherently atomic ? Date: Fri, 12 May 2023 22:17:48 +1000 Organization: A noiseless patient Spider Message-ID: MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Injection-Date: Fri, 12 May 2023 12:17:37 -0000 (UTC) Injection-Info: dont-email.me; posting-host="79596e872abf4f144f79f26c32851c2a"; logging-data="1637724"; mail-complaints-to="abuse@eternal-september.org"; posting-account="U2FsdGVkX1/9zJfRHLBH23tJ6uYD6atlDXh4Bc8AJ/E=" User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.10.1 Cancel-Lock: sha1:s6NZ+jgbzDNo2Q0SPQLnZN1hoDA= Content-Language: en-US Xref: news.eternal-september.org comp.lang.ada:65210 List-Id: Surely only the least significant bit of the least significant byte is relevant and so the value cannot be garbled by one task writing and another reading at the same time ? Regards.