From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from smtp-out2.suse.de (smtp-out2.suse.de [195.135.220.29]) by sourceware.org (Postfix) with ESMTPS id BCBE138515FD for ; Fri, 26 Aug 2022 16:38:48 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.1 sourceware.org BCBE138515FD Authentication-Results: sourceware.org; dmarc=none (p=none dis=none) header.from=suse.cz Authentication-Results: sourceware.org; spf=pass smtp.mailfrom=suse.cz Received: from imap2.suse-dmz.suse.de (imap2.suse-dmz.suse.de [192.168.254.74]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (P-521) server-digest SHA512) (No client certificate requested) by smtp-out2.suse.de (Postfix) with ESMTPS id AB96A1F91D; Fri, 26 Aug 2022 16:38:47 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.cz; s=susede2_rsa; t=1661531927; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc: mime-version:mime-version:content-type:content-type; bh=BAzBpaBXTdHxPO/xloCAAdw7KVJWg5vdVhqJ04JHZPA=; b=JXLqR17PzNDq5LSmUIFBx1N6df4D+NyHZYZyjFbJR8zyKpBw4u8wO6tRuQ9e8dX1JkHa0D YJGAM3kQRBLWWy4xgUi/YaGpWaNW+ChaoHKVzXOWiMKl5karICL3zBin6opSoegVCNkGW9 yNaIVP4hnk+2Vl98bnm7GuXfRQXOUb8= DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=suse.cz; s=susede2_ed25519; t=1661531927; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc: mime-version:mime-version:content-type:content-type; bh=BAzBpaBXTdHxPO/xloCAAdw7KVJWg5vdVhqJ04JHZPA=; b=t3MbTCq3etJSf9sG7taqiWtHqfJCbPn5fIPbJcO6IvYMZpElxqUB6nyaSd07No6ULLQ1yw wJlw6CHmQI3DEVAQ== Received: from imap2.suse-dmz.suse.de (imap2.suse-dmz.suse.de [192.168.254.74]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (P-521) server-digest SHA512) (No client certificate requested) by imap2.suse-dmz.suse.de (Postfix) with ESMTPS id 9DACB13421; Fri, 26 Aug 2022 16:38:47 +0000 (UTC) Received: from dovecot-director2.suse.de ([192.168.254.65]) by imap2.suse-dmz.suse.de with ESMTPSA id b1FzJhf3CGMtdwAAMHmgww (envelope-from ); Fri, 26 Aug 2022 16:38:47 +0000 From: Martin Jambor To: GCC Patches Cc: Richard Biener , Richard Sandiford Subject: [PATCH 1/2] vec: Add array_slice constructors from non-const and gc vectors User-Agent: Notmuch/0.35 (https://notmuchmail.org) Emacs/28.1 (x86_64-suse-linux-gnu) Date: Fri, 26 Aug 2022 18:38:47 +0200 Message-ID: MIME-Version: 1.0 Content-Type: text/plain X-Spam-Status: No, score=-11.6 required=5.0 tests=BAYES_00,DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,GIT_PATCH_0,SPF_HELO_NONE,SPF_PASS,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: Hi, This patch adds constructors of array_slice that are required to create them from non-const (heap or auto) vectors or from GC vectors. The use of non-const array_slices is somewhat limited, as creating one from const vec still leads to array_slice, so I eventually also only resorted to having read-only array_slices. But I do need the constructor from the gc vector. Bootstrapped and tested along code that actually uses it on x86_64-linux. OK for trunk? Thanks, Martin gcc/ChangeLog: 2022-08-08 Martin Jambor * vec.h (array_slice): Add constructors for non-const reference to heap vector and pointers to heap vectors. --- gcc/vec.h | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/gcc/vec.h b/gcc/vec.h index eed075addc9..b0477e1044c 100644 --- a/gcc/vec.h +++ b/gcc/vec.h @@ -2264,6 +2264,18 @@ public: array_slice (const vec &v) : m_base (v.address ()), m_size (v.length ()) {} + template + array_slice (vec &v) + : m_base (v.address ()), m_size (v.length ()) {} + + template + array_slice (const vec *v) + : m_base (v ? v->address () : nullptr), m_size (v ? v->length () : 0) {} + + template + array_slice (vec *v) + : m_base (v ? v->address () : nullptr), m_size (v ? v->length () : 0) {} + iterator begin () { return m_base; } iterator end () { return m_base + m_size; } -- 2.37.2