From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.133.124]) by sourceware.org (Postfix) with ESMTPS id 72C213858D28 for ; Wed, 24 May 2023 13:51:34 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.2 sourceware.org 72C213858D28 Authentication-Results: sourceware.org; dmarc=pass (p=none dis=none) header.from=redhat.com Authentication-Results: sourceware.org; spf=pass smtp.mailfrom=redhat.com DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1684936294; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=qnFxtz9C6pREfSvBCcw/os1gOdKAZ66ONqsoj7pEyyU=; b=MwuCppP/+YS6Vm9ReOuGwJD0UBvQtGKAhx63byW2oCqXvxMLH4MJZARTPA4KbkloXBsvtV 1B86rwwDMABq2PvZtYgkPoDVMh5IxBQY6CHL7yGjSujw4TDAzFk3tAT5CHuqqjFVZX69mp BOOpWjTW15WkKgzYIHvzWUWdJLmIkHE= Received: from mimecast-mx02.redhat.com (mx3-rdu2.redhat.com [66.187.233.73]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id us-mta-340-D8klVrLVNOCrXRPmuWMlrw-1; Wed, 24 May 2023 09:51:29 -0400 X-MC-Unique: D8klVrLVNOCrXRPmuWMlrw-1 Received: from smtp.corp.redhat.com (int-mx01.intmail.prod.int.rdu2.redhat.com [10.11.54.1]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx02.redhat.com (Postfix) with ESMTPS id 6565F29ABA16; Wed, 24 May 2023 13:51:29 +0000 (UTC) Received: from oldenburg.str.redhat.com (unknown [10.2.16.16]) by smtp.corp.redhat.com (Postfix) with ESMTPS id E218B407DEC3; Wed, 24 May 2023 13:51:27 +0000 (UTC) From: Florian Weimer To: Iain Sandoe Cc: Paul Koning , LIU Hao , GCC Development , "Maciej W. Rozycki" , Jonathan Wakely , Jakub Jelinek Subject: Re: End of subscription References: <87zg60iijh.fsf@oldenburg3.str.redhat.com> <046168bc-2fb4-e770-ce03-54a78843480c@126.com> <01B2C1A8-E0E9-438C-8DD8-442E5EDAE454@comcast.net> <2D0CDD1C-AE01-4F11-9C90-EFCCCE6043F1@googlemail.com> Date: Wed, 24 May 2023 15:51:26 +0200 In-Reply-To: <2D0CDD1C-AE01-4F11-9C90-EFCCCE6043F1@googlemail.com> (Iain Sandoe's message of "Wed, 24 May 2023 14:46:53 +0100") Message-ID: <87o7m9vnvl.fsf@oldenburg.str.redhat.com> User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/28.2 (gnu/linux) MIME-Version: 1.0 X-Scanned-By: MIMEDefang 3.1 on 10.11.54.1 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable X-Spam-Status: No, score=-4.8 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH,DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_NONE,RCVD_IN_MSPIKE_H2,SPF_HELO_NONE,SPF_NONE,TXREP,T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on server2.sourceware.org List-Id: * Iain Sandoe: >> On 24 May 2023, at 14:09, Paul Koning via Gcc wrote: >> Curious, because Mac OS mail does show it as a mailing list message, off= ering up an "unsubscribe" button. So it looks like an iOS mail bug. > > for me, in macOS mail =E2=80=9Cit depends=E2=80=9D - sometimes the posts = are marked as > from a list (with the unsubscribe button present), sometimes they are > not; I wonder if that depends on the CC=E2=80=99s etc. Gmail throws away incoming messages if it deems them substantially similar to a message it has already stored. So if the direct message arrives first, your mail client won't be able to access the List-Id: header because Gmail discarded the message that had it. (This limitation is present in the Gmail web interface, too.) Thanks, Florian