From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.bugs Subject: bug#20843: 24.5; Profiler error: "Invalid sampling interval" Date: Fri, 19 Jun 2015 20:42:31 +0300 Message-ID: <83r3p7k320.fsf@gnu.org> References: <83k2v1l7g4.fsf@gnu.org> <86twu324yv.fsf@example.com> Reply-To: Eli Zaretskii NNTP-Posting-Host: plane.gmane.org X-Trace: ger.gmane.org 1434735840 28030 80.91.229.3 (19 Jun 2015 17:44:00 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Fri, 19 Jun 2015 17:44:00 +0000 (UTC) Cc: 20843@debbugs.gnu.org To: Sebastien Vauban Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Fri Jun 19 19:43:49 2015 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane.org Original-Received: from lists.gnu.org ([208.118.235.17]) by plane.gmane.org with esmtp (Exim 4.69) (envelope-from ) id 1Z60KS-0002Cn-Ib for geb-bug-gnu-emacs@m.gmane.org; Fri, 19 Jun 2015 19:43:48 +0200 Original-Received: from localhost ([::1]:59472 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Z60KR-0004rc-Kj for geb-bug-gnu-emacs@m.gmane.org; Fri, 19 Jun 2015 13:43:47 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:34491) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Z60KO-0004rK-H5 for bug-gnu-emacs@gnu.org; Fri, 19 Jun 2015 13:43:45 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1Z60Jj-00067C-Ko for bug-gnu-emacs@gnu.org; Fri, 19 Jun 2015 13:43:44 -0400 Original-Received: from debbugs.gnu.org ([140.186.70.43]:50738) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Z60Jj-00066u-Hu for bug-gnu-emacs@gnu.org; Fri, 19 Jun 2015 13:43:03 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.80) (envelope-from ) id 1Z60Jj-0005d1-0B for bug-gnu-emacs@gnu.org; Fri, 19 Jun 2015 13:43:03 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Eli Zaretskii Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Fri, 19 Jun 2015 17:43:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 20843 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: moreinfo Original-Received: via spool by 20843-submit@debbugs.gnu.org id=B20843.143473576721614 (code B ref 20843); Fri, 19 Jun 2015 17:43:02 +0000 Original-Received: (at 20843) by debbugs.gnu.org; 19 Jun 2015 17:42:47 +0000 Original-Received: from localhost ([127.0.0.1]:52184 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from ) id 1Z60JS-0005cX-3o for submit@debbugs.gnu.org; Fri, 19 Jun 2015 13:42:46 -0400 Original-Received: from mtaout25.012.net.il ([80.179.55.181]:46305) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from ) id 1Z60JO-0005cD-Q4 for 20843@debbugs.gnu.org; Fri, 19 Jun 2015 13:42:43 -0400 Original-Received: from conversion-daemon.mtaout25.012.net.il by mtaout25.012.net.il (HyperSendmail v2007.08) id <0NQ700800CSQ1J00@mtaout25.012.net.il> for 20843@debbugs.gnu.org; Fri, 19 Jun 2015 20:38:14 +0300 (IDT) Original-Received: from HOME-C4E4A596F7 ([87.69.4.28]) by mtaout25.012.net.il (HyperSendmail v2007.08) with ESMTPA id <0NQ7007IXCZQ9010@mtaout25.012.net.il>; Fri, 19 Jun 2015 20:38:14 +0300 (IDT) In-reply-to: <86twu324yv.fsf@example.com> X-012-Sender: halo1@inter.net.il X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.15 Precedence: list X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x X-Received-From: 140.186.70.43 X-BeenThere: bug-gnu-emacs@gnu.org List-Id: "Bug reports for GNU Emacs, the Swiss army knife of text editors" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Original-Sender: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.bugs:104128 Archived-At: > From: Sebastien Vauban > Date: Fri, 19 Jun 2015 15:38:32 +0200 > > >> Can you step with GDB into setup_cpu_timer, and see what goes wrong > >> there? I suspect this portions: > >> > >> if (! RANGED_INTEGERP (1, sampling_interval, > >> (TYPE_MAXIMUM (time_t) < EMACS_INT_MAX / billion > >> ? ((EMACS_INT) TYPE_MAXIMUM (time_t) * billion > >> + (billion - 1)) > >> : EMACS_INT_MAX))) > >> return NOT_RUNNING; > >> > >> If so, what does TYPE_MAXIMUM(time_t) return in your build? > > > > Sorry, I can't -- lack of time, and (moreover) of knowledge... > > Eli, if you can give me a couple of instructions on how to step into > that function ("when I should type what?"), I'm willing to give it > a try, as this is reproducible over different Emacs sessions... Like this: $ cd /path/to/emacs/src $ gdb ./emacs.exe (gdb) break setup_cpu_timer (gdb) run -Q Inside Emacs, type: M-x profiler-start RET RET Then GDB will get control, because profiler-start calls setup_cpu_timer. Then type at GDB prompt: (gdb) next (gdb) p TYPE_MAXIMUM(time_t) (gdb) p EMACS_INT_MAX (gdb) p EMACS_INT_MAX/billion (gdb) p sampling_interval (gdb) next (gdb) next and continue stepping until it returns. Then post here everything you see during this session. Thanks.