From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on dcvr.yhbt.net X-Spam-Level: X-Spam-Status: No, score=-2.7 required=3.0 tests=AWL,BAYES_00, DKIM_ADSP_CUSTOM_MED,FORGED_GMAIL_RCVD,FREEMAIL_FORGED_FROMDOMAIN, FREEMAIL_FROM,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, RCVD_IN_DNSWL_MED,SPF_HELO_NONE,SPF_PASS,UNPARSEABLE_RELAY shortcircuit=no autolearn=no autolearn_force=no version=3.4.2 Received: from neon.ruby-lang.org (neon.ruby-lang.org [221.186.184.75]) by dcvr.yhbt.net (Postfix) with ESMTP id 0B8601F4B4 for ; Mon, 18 Jan 2021 07:18:08 +0000 (UTC) Received: from neon.ruby-lang.org (localhost [IPv6:::1]) by neon.ruby-lang.org (Postfix) with ESMTP id 908E3120D3C; Mon, 18 Jan 2021 16:17:16 +0900 (JST) Received: from xtrwkhkc.outbound-mail.sendgrid.net (xtrwkhkc.outbound-mail.sendgrid.net [167.89.16.28]) by neon.ruby-lang.org (Postfix) with ESMTPS id D6801120A1C for ; Mon, 18 Jan 2021 16:17:13 +0900 (JST) Received: by filterdrecv-p3las1-d5b58bc9d-ml4hm with SMTP id filterdrecv-p3las1-d5b58bc9d-ml4hm-21-60053629-1A 2021-01-18 07:18:01.305504243 +0000 UTC m=+294852.762877397 Received: from herokuapp.com (unknown) by geopod-ismtpd-6-7 (SG) with ESMTP id rvaD9RflQkCLE2A2YNT7Vg for ; Mon, 18 Jan 2021 07:18:01.009 +0000 (UTC) Date: Mon, 18 Jan 2021 07:18:01 +0000 (UTC) From: dementiev.vm@gmail.com Message-ID: References: Mime-Version: 1.0 X-Redmine-MailingListIntegration-Message-Ids: 78034 X-Redmine-Project: ruby-master X-Redmine-Issue-Tracker: Bug X-Redmine-Issue-Id: 17534 X-Redmine-Issue-Author: zverok X-Redmine-Sender: palkan 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-SG-EID: =?us-ascii?Q?b=2FcNIjh4Liaf+STkGzZqvPsYqW9li6h8t0C72DyKBUHoh7r=2FRipbSJeyM8u4jF?= =?us-ascii?Q?GivtFZ=2Fs5w60o6t=2FL+cjp3I82aVcq+C2MSZwOMd?= =?us-ascii?Q?zerJj46yRMyRO=2FrP9RaeElrGsZuSzbPV0F78JWt?= =?us-ascii?Q?IXCuzxkLFd8W=2F7MOPRzuP9iHiuID6i6g2izblKI?= =?us-ascii?Q?35OfodbzTbd8CmxY1S28BECUNEiMuqkOU7ndJVV?= =?us-ascii?Q?v8tg8ype+FEcQcTvQ=3D?= To: ruby-core@ruby-lang.org X-Entity-ID: b/2+PoftWZ6GuOu3b0IycA== X-ML-Name: ruby-core X-Mail-Count: 102131 Subject: [ruby-core:102131] [Ruby master Bug#17534] Pattern-matching is broken with find pattern X-BeenThere: ruby-core@ruby-lang.org X-Mailman-Version: 2.1.15 Precedence: list Reply-To: Ruby developers List-Id: Ruby developers List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: ruby-core-bounces@ruby-lang.org Sender: "ruby-core" Issue #17534 has been updated by palkan (Vladimir Dementyev). zverok (Victor Shepelev) wrote: > The minimal reproduction code: > > ```ruby > case [1, 2, 3] > in y > puts "branch1" > in [*, x, *] > puts "branch2" > else > puts "branch3" > end > ``` > This outputs long "raw disasm" sequence, and then > ``` > --------------------- > break_pm.rb:6: argument stack underflow (-1) > break_pm.rb: compile error (SyntaxError) > ``` > > ``` > $ ruby -v > ruby 3.1.0dev (2021-01-13T09:12:49Z master 6f6dfdcc68) [x86_64-linux] > ``` That could be related to https://github.com/ruby/ruby/pull/3104. I'll take a look. ---------------------------------------- Bug #17534: Pattern-matching is broken with find pattern https://bugs.ruby-lang.org/issues/17534#change-89985 * Author: zverok (Victor Shepelev) * Status: Open * Priority: Normal * Backport: 2.5: UNKNOWN, 2.6: UNKNOWN, 2.7: UNKNOWN, 3.0: UNKNOWN ---------------------------------------- The minimal reproduction code: ```ruby case [1, 2, 3] in y puts "branch1" in [*, x, *] puts "branch2" else puts "branch3" end ``` This outputs long "raw disasm" sequence, and then ``` --------------------- break_pm.rb:6: argument stack underflow (-1) break_pm.rb: compile error (SyntaxError) ``` ``` $ ruby -v ruby 3.1.0dev (2021-01-13T09:12:49Z master 6f6dfdcc68) [x86_64-linux] ``` -- https://bugs.ruby-lang.org/