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 D255F38582B0 for ; Tue, 28 Feb 2023 13:47:25 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.2 sourceware.org D255F38582B0 Authentication-Results: sourceware.org; dmarc=pass (p=none dis=none) header.from=suse.de Authentication-Results: sourceware.org; spf=pass smtp.mailfrom=suse.de 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 17D2E1FDC1 for ; Tue, 28 Feb 2023 13:47:25 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_rsa; t=1677592045; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc: mime-version:mime-version:content-type:content-type; bh=LpvetY519uz/HHB8RmzZ147SAWhX+nSEiGL7BFbyYoU=; b=eyOIlf5KkO29O3OzEC6K3YD6Ig+vuSEfj63ub3ZdkwOg8K6B46O4etsSvDTMxhF4DSpalE vQerNGtNdjXQbKhCAQPTBgDTyveXwQAEbmZxmA5MKNA/bK5iFgSpaoqqB/tVKCKN9h379I 8YeUoxyBHe6Fk2TBbSqvTOfMcVqbaqY= DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_ed25519; t=1677592045; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc: mime-version:mime-version:content-type:content-type; bh=LpvetY519uz/HHB8RmzZ147SAWhX+nSEiGL7BFbyYoU=; b=+MmYFux5No/qDq+sdckC8YfZZK7GKGHTS+5ERoZe3+IFTjFj0k+x43zsWPTOSFfJ4jtWbW oO/D7t5X98KWBVBg== 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 02E8813440 for ; Tue, 28 Feb 2023 13:47:24 +0000 (UTC) Received: from dovecot-director2.suse.de ([192.168.254.65]) by imap2.suse-dmz.suse.de with ESMTPSA id Rub5OuwF/mMnPwAAMHmgww (envelope-from ) for ; Tue, 28 Feb 2023 13:47:24 +0000 Date: Tue, 28 Feb 2023 14:47:24 +0100 (CET) From: Richard Biener To: gcc-patches@gcc.gnu.org Subject: [PATCH 2/5] fend off anti-ranges from value-range-storage MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Message-Id: <20230228134725.02E8813440@imap2.suse-dmz.suse.de> X-Spam-Status: No, score=-11.8 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 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: The following avoids the need to special-case storage requirement and copying for irange_storage_slot by making sure we canonicalize such ranges to int_range<2>. * tree-ssanames.cc (range_info_set_range): If receiving an anti-range recurse with a temporary int_range<2>. * value-range-storage.cc (irange_storage_slot::size): Assert we're not asking for a VR_ANTI_RANGE. --- gcc/tree-ssanames.cc | 3 +++ gcc/value-range-storage.cc | 2 +- 2 files changed, 4 insertions(+), 1 deletion(-) diff --git a/gcc/tree-ssanames.cc b/gcc/tree-ssanames.cc index 08aa166ef17..23468958586 100644 --- a/gcc/tree-ssanames.cc +++ b/gcc/tree-ssanames.cc @@ -127,6 +127,9 @@ range_info_get_range (tree name, vrange &r) inline bool range_info_set_range (tree name, const vrange &r) { + if (r.kind () == VR_ANTI_RANGE) + return range_info_set_range (name, int_range<2> (as_a (r))); + if (!range_info_p (name) || !range_info_fits_p (name, r)) { if (range_info_p (name)) diff --git a/gcc/value-range-storage.cc b/gcc/value-range-storage.cc index bf23f6dd476..79ab2921a03 100644 --- a/gcc/value-range-storage.cc +++ b/gcc/value-range-storage.cc @@ -182,7 +182,7 @@ irange_storage_slot::get_irange (irange &r, tree type) const size_t irange_storage_slot::size (const irange &r) { - gcc_checking_assert (!r.undefined_p ()); + gcc_checking_assert (!r.undefined_p () && r.kind () != VR_ANTI_RANGE); unsigned prec = TYPE_PRECISION (r.type ()); unsigned n = num_wide_ints_needed (r); -- 2.35.3