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 [170.10.129.124]) by sourceware.org (Postfix) with ESMTPS id 56B2E395A457 for ; Tue, 31 May 2022 15:53:46 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.1 sourceware.org 56B2E395A457 Received: from mimecast-mx02.redhat.com (mimecast-mx02.redhat.com [66.187.233.88]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id us-mta-219-yJeDyAX9One-DyXJKEuy9Q-1; Tue, 31 May 2022 11:53:42 -0400 X-MC-Unique: yJeDyAX9One-DyXJKEuy9Q-1 Received: from smtp.corp.redhat.com (int-mx08.intmail.prod.int.rdu2.redhat.com [10.11.54.8]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx02.redhat.com (Postfix) with ESMTPS id 576D4810BCF; Tue, 31 May 2022 15:53:42 +0000 (UTC) Received: from greed.delorie.com (ovpn-112-4.rdu2.redhat.com [10.10.112.4]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 4353BC27E92; Tue, 31 May 2022 15:53:42 +0000 (UTC) Received: from greed.delorie.com.redhat.com (localhost [127.0.0.1]) by greed.delorie.com (8.15.2/8.15.2) with ESMTP id 24VFrf183872502; Tue, 31 May 2022 11:53:41 -0400 From: DJ Delorie To: Anthony Green Cc: libffi-discuss@sourceware.org Subject: Re: Change in libffi behaviour -- large struct args In-Reply-To: Date: Tue, 31 May 2022 11:53:41 -0400 Message-ID: MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.85 on 10.11.54.8 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Type: text/plain 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, 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 X-BeenThere: libffi-discuss@sourceware.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Libffi-discuss mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 31 May 2022 15:53:47 -0000 While this is technically an ABI change, if the "old" ABI never worked, I can't see how this would break anything by changing. I will add that passing structs is likely more complex than you think ;-)