From debbugs-submit-bounces@debbugs.gnu.org Tue Jan 21 13:40:29 2020 Received: (at 39118) by debbugs.gnu.org; 21 Jan 2020 18:40:29 +0000 Received: from localhost ([127.0.0.1]:48473 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1ityRs-00039n-MV for submit@debbugs.gnu.org; Tue, 21 Jan 2020 13:40:29 -0500 Received: from mx2.mail.elte.hu ([157.181.151.9]:44512) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1ityRm-00039Z-FH for 39118@debbugs.gnu.org; Tue, 21 Jan 2020 13:40:23 -0500 Received: from mailbox1.caesar.elte.hu ([157.181.151.157]) by mx2.mail.elte.hu with esmtp (Exim) id 1ityRj-0002m8-6H from ; Tue, 21 Jan 2020 19:40:17 +0100 Received: (Authenticated sender: szgyg) by mailbox1.caesar.elte.hu with esmtpsa (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.84_2) (envelope-from ) id 1ityRi-0003bd-F7; Tue, 21 Jan 2020 19:40:14 +0100 Date: Tue, 21 Jan 2020 19:40:12 +0100 From: szgyg To: 39118@debbugs.gnu.org, guile-devel@gnu.org Subject: Re: bug#39118: Segfault while building on 64-bit Cygwin Message-ID: <20200121184011.GA1659@dtk> References: <87zherlphs.fsf@pobox.com> <875zh6gk72.fsf_-_@gnu.org> <87sgk9faih.fsf@gnu.org> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <87sgk9faih.fsf@gnu.org> User-Agent: Mutt/1.9.0 (2017-09-02) X-ELTE-SpamScore: -6.1 X-ELTE-SpamLevel: X-ELTE-SpamCheck: no X-ELTE-SpamVersion: ELTE 3.0 X-ELTE-SpamCheck-Details: score=-6.1 required=5.0 tests=ALL_TRUSTED, BAYES_00, L_AUTH autolearn=ham autolearn_force=no SpamAssassin version=3.4.2 -1.0 ALL_TRUSTED Passed through trusted hosts only via SMTP -5.0 L_AUTH Caesar auth -0.1 BAYES_00 BODY: Bayes spam probability is 0 to 1% [score: 0.0000] X-Spam-Score: -0.7 (/) X-Debbugs-Envelope-To: 39118 X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: debbugs-submit-bounces@debbugs.gnu.org Sender: "Debbugs-submit" X-Spam-Score: -1.7 (-) On Tue, Jan 21, 2020 at 10:01:58AM +0100, Ludovic Courtès wrote: > but before that you’d run > “ulimit -c unlimited” in that shell to make sure there’s a core dumped > when it crashes. This won't work on cygwin. If you want a core dump, you should use the dumper tool, as described here https://cygwin.com/cygwin-ug-net/dumper.html Or you can set error_start to gdb to get an interactive gdb session on error. s