From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on starla X-Spam-Level: X-Spam-Status: No, score=-1.1 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,MAILING_LIST_MULTI,SPF_HELO_PASS,SPF_PASS, T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 Received: from nue.mailmanlists.eu (nue.mailmanlists.eu [IPv6:2a01:4f8:1c0c:6b10::1]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits)) (No client certificate requested) by dcvr.yhbt.net (Postfix) with ESMTPS id 7C5C61F44D for ; Wed, 20 Mar 2024 23:19:27 +0000 (UTC) Authentication-Results: dcvr.yhbt.net; dkim=pass (1024-bit key; secure) header.d=ml.ruby-lang.org header.i=@ml.ruby-lang.org header.a=rsa-sha256 header.s=mail header.b=h4VLlrbq; dkim=fail reason="signature verification failed" (2048-bit key; unprotected) header.d=ruby-lang.org header.i=@ruby-lang.org header.a=rsa-sha256 header.s=s1 header.b=rphD0rIu; dkim-atps=neutral Received: from nue.mailmanlists.eu (localhost [127.0.0.1]) by nue.mailmanlists.eu (Postfix) with ESMTP id 637E98365E; Wed, 20 Mar 2024 23:19:21 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=ml.ruby-lang.org; s=mail; t=1710976761; bh=xtppO2CIR3EQMbKkoVypNhNNmFZv8Fo9QA+U9jKYhjQ=; h=Date:References:To:Reply-To:Subject:List-Id:List-Archive: List-Help:List-Owner:List-Post:List-Subscribe:List-Unsubscribe: From:Cc:From; b=h4VLlrbqprs9+lgi2G/z1XVeZ4bUY9SrvqpYY2uvRsgM1IrWrEmqlIr7Zb0kNhpNd Bj/cDBpbCQAtruHuW3B9D1nwlJpqkuJnRejMS6h0Gob3sttpyKY1iT6sHpXhnpJ35c lm9Z5QefPpoRmtM8+DleJG+V90av7xgTClO+G1wA= Received: from s.wfbtzhsw.outbound-mail.sendgrid.net (s.wfbtzhsw.outbound-mail.sendgrid.net [159.183.224.105]) by nue.mailmanlists.eu (Postfix) with ESMTPS id 078C77EDFC for ; Wed, 20 Mar 2024 23:19:17 +0000 (UTC) Authentication-Results: nue.mailmanlists.eu; dkim=pass (2048-bit key; unprotected) header.d=ruby-lang.org header.i=@ruby-lang.org header.a=rsa-sha256 header.s=s1 header.b=rphD0rIu; dkim-atps=neutral DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ruby-lang.org; h=from:references:subject:mime-version:content-type: content-transfer-encoding:list-id:to:cc:content-type:from:subject:to; s=s1; bh=2IZYyekR1ESMxkrO1KAPM/30IrXcvb2jouJgjsfKW/s=; b=rphD0rIuM93pMYnlld295OQNWnTfXN9iauA4KCht20btlhTby5JwL97zdT0MkumQ7ykg csql7gIVr5FyCAdvLt6tvr4EqnvmplXzfnku/XJJiH7zwkLS1KN+A9qV1S8Fj0vItca3OQ KtT6m+R6pGuYnv1QjNjpQV+N5EP3977u52CKrXZtRn9i2KeFuBmaXNhtb0ZoSJYnn4Zzfq Hgidg7TAVUNamfvr+ZEY+InbN/a70i5GvABNWfIERoiia0whoFfGOBPeQqgggVS+3yy9sD K1urskxKzrgYwx5ZZ+YOF5B/AXAowbBkC1sww/33CqYVk1IY+ESLrLBWHk0PVjXg== Received: by filterdrecv-55f965f85f-7c79z with SMTP id filterdrecv-55f965f85f-7c79z-1-65FB6EF3-11 2024-03-20 23:19:16.085460438 +0000 UTC m=+183180.208454059 Received: from herokuapp.com (unknown) by geopod-ismtpd-25 (SG) with ESMTP id y4e6MD7jS6evN56Nu0XMEQ for ; Wed, 20 Mar 2024 23:19:15.938 +0000 (UTC) Date: Wed, 20 Mar 2024 23:19:16 +0000 (UTC) Message-ID: References: Mime-Version: 1.0 X-Redmine-Project: ruby-master X-Redmine-Issue-Tracker: Bug X-Redmine-Issue-Id: 20095 X-Redmine-Issue-Author: sisyphus_cg X-Redmine-Issue-Priority: Normal X-Redmine-Sender: naruse X-Mailer: Redmine X-Redmine-Host: bugs.ruby-lang.org X-Redmine-Site: Ruby Issue Tracking System X-Auto-Response-Suppress: All Auto-Submitted: auto-generated X-Redmine-MailingListIntegration-Message-Ids: 93869 X-SG-EID: =?us-ascii?Q?u001=2EhGFfhdJzu4NO4V2+b30G6dbw+VuL3beZ0PPXT3QK5Aw+yzEytPMyHWWhg?= =?us-ascii?Q?MagkviFV7=2FAUx7fnB3tdvTxuSCk0B9L+Y0rKp1K?= =?us-ascii?Q?cxCYVp3XUUB9M3esSh5Nv20PWlxUwHfjew3NdLR?= =?us-ascii?Q?FLJHYu2uHMcgMW2Bbg4KbImTKqGhsq+U1Es7g0m?= =?us-ascii?Q?bTM8u9aP2pSIUjbNbNUEkEAuhrH7jMoh7aP3QQ6?= =?us-ascii?Q?t01sU9GQ3IzBJIeurOk8XKIf7SWAtTo0m2kIxhQ?= =?us-ascii?Q?ECT7eT3cwoSXGww=2F2LCb7gzDSA=3D=3D?= To: ruby-core@ml.ruby-lang.org X-Entity-ID: u001.I8uzylDtAfgbeCOeLBYDww== Message-ID-Hash: AZQEDS7AVKEYAVNXA2SYEJAWJHYR4CIJ X-Message-ID-Hash: AZQEDS7AVKEYAVNXA2SYEJAWJHYR4CIJ X-MailFrom: bounces+313651-b711-ruby-core=ml.ruby-lang.org@em5188.ruby-lang.org X-Mailman-Rule-Misses: dmarc-mitigation; no-senders; approved; emergency; loop; banned-address; member-moderation; nonmember-moderation; administrivia; implicit-dest; max-recipients; max-size; news-moderation; no-subject; digests; suspicious-header X-Mailman-Version: 3.3.3 Precedence: list Reply-To: Ruby developers Subject: [ruby-core:117271] [Ruby master Bug#20095] Regex lookahead behaving strangely in 3.3.0 List-Id: Ruby developers Archived-At: List-Archive: List-Help: List-Owner: List-Post: List-Subscribe: List-Unsubscribe: From: "naruse (Yui NARUSE) via ruby-core" Cc: "naruse (Yui NARUSE)" Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Issue #20095 has been updated by naruse (Yui NARUSE). Backport changed from 3.0: DONTNEED, 3.1: DONTNEED, 3.2: DONTNEED, 3.3: REQUIRED to 3.0: DONTNEED, 3.1: DONTNEED, 3.2: DONTNEED, 3.3: DONE ruby_3_3 commit:5f3dfa1c273c6fb9eae65ceca633b46f7e30f686. ---------------------------------------- Bug #20095: Regex lookahead behaving strangely in 3.3.0 https://bugs.ruby-lang.org/issues/20095#change-107396 * Author: sisyphus_cg (Sisyphus CG) * Status: Closed * ruby -v: 3.3.0 * Backport: 3.0: DONTNEED, 3.1: DONTNEED, 3.2: DONTNEED, 3.3: DONE ---------------------------------------- Multiple regex lookaheads seem to behave strangely in 3.3.0: ```ruby p "xxx" =~ /(?=.*x)x(?=banana)/ # 2 ``` Clearly, the string `xxx` does not contain `banana`, so this regex should never match, but it does. -- https://bugs.ruby-lang.org/ ______________________________________________ ruby-core mailing list -- ruby-core@ml.ruby-lang.org To unsubscribe send an email to ruby-core-leave@ml.ruby-lang.org ruby-core info -- https://ml.ruby-lang.org/mailman3/postorius/lists/ruby-core.ml.ruby-lang.org/