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 D3C0F3858C60 for ; Wed, 18 Jan 2023 15:11:14 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.2 sourceware.org D3C0F3858C60 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=1674054674; h=from:from:reply-to:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type:in-reply-to:in-reply-to: references:references; bh=I0M0GGaxJeAel28TPWBRcPtTN1YypQVsNvOiVXf5304=; b=O6Pia0nJ3Csl8xDUavirUsHfKX+ipVvzcDotoWEiocboljHnAEHB0xePTC1MGCvpOl0y2D GIB/2PzzS90pcgoYs9ZhhUFB68hYhUW3XuFFuTOAwp/m7Y5MMUNMt4ay7xoH8rofANnueO +bqAkn9DvIQ1ZHBxghY05oBnz79tdYU= 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-497-_3aUVvIAN3SJVDOFfteJvA-1; Wed, 18 Jan 2023 10:11:11 -0500 X-MC-Unique: _3aUVvIAN3SJVDOFfteJvA-1 Received: from smtp.corp.redhat.com (int-mx05.intmail.prod.int.rdu2.redhat.com [10.11.54.5]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx02.redhat.com (Postfix) with ESMTPS id B5F9F3C16E86; Wed, 18 Jan 2023 15:11:10 +0000 (UTC) Received: from tucnak.zalov.cz (unknown [10.39.192.223]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 6B45239D93; Wed, 18 Jan 2023 15:11:10 +0000 (UTC) Received: from tucnak.zalov.cz (localhost [127.0.0.1]) by tucnak.zalov.cz (8.17.1/8.17.1) with ESMTPS id 30IFB7la1502479 (version=TLSv1.3 cipher=TLS_AES_256_GCM_SHA384 bits=256 verify=NOT); Wed, 18 Jan 2023 16:11:07 +0100 Received: (from jakub@localhost) by tucnak.zalov.cz (8.17.1/8.17.1/Submit) id 30IFB5li1502478; Wed, 18 Jan 2023 16:11:05 +0100 Date: Wed, 18 Jan 2023 16:11:05 +0100 From: Jakub Jelinek To: Andreas Schwab Cc: Michael Matz , gcc-patches@gcc.gnu.org, Richard Biener , Jan Hubicka Subject: Re: [PATCH] lto: pass through -funwind-tables and -fasynchronous-unwind-tables Message-ID: Reply-To: Jakub Jelinek References: MIME-Version: 1.0 In-Reply-To: X-Scanned-By: MIMEDefang 3.1 on 10.11.54.5 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Type: text/plain; charset=us-ascii Content-Disposition: inline X-Spam-Status: No, score=-3.8 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 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: On Wed, Jan 18, 2023 at 04:09:08PM +0100, Andreas Schwab wrote: > On Jan 18 2023, Jakub Jelinek wrote: > > > Partly OT, what is riscv not defaulting that on as well? Does it have > > usable unwind info even without that option, something else? > > The RISC-V ABI does not address this, AFAICS. And neither do many other ABIs, still we default there to -fasynchronous-unwind-tables because we've decided it is a good idea. Jakub