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-ASN: AS4713 221.184.0.0/13 X-Spam-Status: No, score=-2.9 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 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 69EF81F461 for ; Wed, 4 Sep 2019 01:41:20 +0000 (UTC) Received: from neon.ruby-lang.org (localhost [IPv6:::1]) by neon.ruby-lang.org (Postfix) with ESMTP id CDB81120A3A; Wed, 4 Sep 2019 10:41:04 +0900 (JST) Received: from o1678948x4.outbound-mail.sendgrid.net (o1678948x4.outbound-mail.sendgrid.net [167.89.48.4]) by neon.ruby-lang.org (Postfix) with ESMTPS id C84011209A0 for ; Wed, 4 Sep 2019 10:41:01 +0900 (JST) Received: by filter0054p3iad2.sendgrid.net with SMTP id filter0054p3iad2-25022-5D6F162D-9 2019-09-04 01:41:01.15198199 +0000 UTC m=+32539.597964884 Received: from herokuapp.com (unknown [35.153.73.163]) by ismtpd0039p1iad2.sendgrid.net (SG) with ESMTP id euhcnslzSgKHxcoe7otEFw for ; Wed, 04 Sep 2019 01:41:01.152 +0000 (UTC) Date: Wed, 04 Sep 2019 01:41:01 +0000 (UTC) From: takashikkbn@gmail.com Message-ID: References: Mime-Version: 1.0 X-Redmine-MailingListIntegration-Message-Ids: 70321 X-Redmine-Project: ruby-trunk X-Redmine-Issue-Id: 16139 X-Redmine-Issue-Author: k0kubun X-Redmine-Issue-Assignee: k0kubun X-Redmine-Sender: k0kubun 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?9bN4wU0cxWeLAEOz6NELGbwCNAokUg6cnjH8nvx=2FqgZSxEm8aK2qI4AIzX87aX?= =?us-ascii?Q?uObxxEEcgc5hbPqlltUIuHOHDWMEBk5BsAPSpFC?= =?us-ascii?Q?0MFNn21MtZQ+W9wMPo1MghyDbFidWv5AKBuXvLL?= =?us-ascii?Q?R8Ipi3WJGRr+cugxd6gzmkqM=2F1oKFRmw6yISdEv?= =?us-ascii?Q?M6AxcNlhfhG6rR3EdP377qhAn4DX5vp=2F40g=3D=3D?= To: ruby-core@ruby-lang.org X-ML-Name: ruby-core X-Mail-Count: 94767 Subject: [ruby-core:94767] [Ruby master Bug#16139] setinstancevariable on MJIT may not check frozen flag 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 #16139 has been reported by k0kubun (Takashi Kokubun). ---------------------------------------- Bug #16139: setinstancevariable on MJIT may not check frozen flag https://bugs.ruby-lang.org/issues/16139 * Author: k0kubun (Takashi Kokubun) * Status: Open * Priority: Normal * Assignee: k0kubun (Takashi Kokubun) * Target version: * ruby -v: ruby 2.7.0dev (2019-09-03T12:12:31Z master beaabd2308) [x86_64-linux] * Backport: 2.5: DONTNEED, 2.6: REQUIRED ---------------------------------------- ``` class A def a @a = 1 end end a = A.new a.a a.a a.a a.freeze a.a ``` ## without JIT ``` $ ruby --disable-gems a.rb Traceback (most recent call last): 1: from a.rb:12:in `
' a.rb:3:in `a': can't modify frozen A: # (FrozenError) ``` ## with JIT ``` $ ruby --disable-gems --jit-min-calls=3 --jit-wait a.rb ``` (no error) -- https://bugs.ruby-lang.org/