From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id 6C1A8396D823; Thu, 14 May 2020 12:05:19 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 6C1A8396D823 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1589457919; bh=7vHbvcf/b0M46psRAbH6vBZB7czWeImx8b4Q5QSysVc=; h=From:To:Subject:Date:In-Reply-To:References:From; b=djCMaNA6m7YoOxKWNJ/NYIXnhmSnWXE9b3U8WB6mD39KBO4x9BwFAs/NeJk0RqTFV j7MAxJV/3pJ4rSaSQcqImzoAVh6RvYJSdsZbTt2YB0Yw6jQ7u21sATTzfHoVkXFhGB cGfH3CQXDF3eR/SmHG1X9UvddOPM6eX9v1Un0qQ0= From: "redi at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug target/94087] std::random_device often fails when used from multiple threads Date: Thu, 14 May 2020 12:05:19 +0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: target X-Bugzilla-Version: 10.1.0 X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: redi at gcc dot gnu.org X-Bugzilla-Status: NEW X-Bugzilla-Resolution: X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: unassigned at gcc dot gnu.org X-Bugzilla-Target-Milestone: 10.2 X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: version target_milestone Message-ID: In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: http://gcc.gnu.org/bugzilla/ Auto-Submitted: auto-generated MIME-Version: 1.0 X-BeenThere: gcc-bugs@gcc.gnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Gcc-bugs mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 14 May 2020 12:05:19 -0000 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D94087 Jonathan Wakely changed: What |Removed |Added ---------------------------------------------------------------------------- Version|9.2.1 |10.1.0 Target Milestone|--- |10.2 --- Comment #23 from Jonathan Wakely --- (In reply to Jonathan Wakely from comment #22) > We could fit a linear_congruential_engine in the unused space of the unio= n. But we'd still need to seed it on construction, even if we never use it. Changing version to 10 since there's no bug in gcc 9 (comment 16 explains w= hy it was seen there).=