From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id D8AD83851C0F; Wed, 13 May 2020 19:14:00 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org D8AD83851C0F DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1589397240; bh=Bjw486oHzNBiEVOrK+7PfGNZjfys1nwRmg+OJ+OUx+0=; h=From:To:Subject:Date:In-Reply-To:References:From; b=bvJTTgBOuhpUfhAMRAm3uPKjDIxp4G05gueUgubF5Ar2QAOEwoiJO/RrOpvRG68TB ValRhxllyTlDLQ6jNRVxktSzHof54XP/xtmkBmvR2gEooYTiYjnxBFJFvU8waCj7Sg C3Z1p8QClNqia0zt34+ehfVa1jSaPQKtLwO/dEJQ= From: "avi@cloudius-systems.com" To: gcc-bugs@gcc.gnu.org Subject: [Bug c++/95111] coroutines use-after-free with lambdas Date: Wed, 13 May 2020 19:14:00 +0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: c++ X-Bugzilla-Version: 10.1.1 X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: avi@cloudius-systems.com X-Bugzilla-Status: UNCONFIRMED X-Bugzilla-Resolution: X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: unassigned at gcc dot gnu.org X-Bugzilla-Target-Milestone: --- X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: attachments.created 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: Wed, 13 May 2020 19:14:01 -0000 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D95111 --- Comment #2 from Avi Kivity --- Created attachment 48524 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=3D48524&action=3Dedit lame testcase Lame testcase that shows that the lambda is passed as a pointer rather than= by value, leading to a leak if the coroutine is suspended.=