From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id B94F4385703B; Mon, 21 Dec 2020 17:11:27 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org B94F4385703B From: "nathan at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug c++/98386] C++20 module: file exists failure and success happen alternatively for windows. Date: Mon, 21 Dec 2020 17:11:27 +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: 11.0 X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: nathan at gcc dot gnu.org 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: Mon, 21 Dec 2020 17:11:27 -0000 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D98386 --- Comment #4 from Nathan Sidwell --- Created attachment 49823 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=3D49823&action=3Dedit test patch This does an unlink before the rename, and also adds more logging. If it fails, please try with -fdump-lang-module added and provide that dump=