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#16736: Compiling a Lisp file causes display to flash off and on Date: Mon, 17 Feb 2014 07:15:19 +0200 Message-ID: <83d2im9v6g.fsf@gnu.org> References: <96vbwj696i.fsf@fencepost.gnu.org> <83lhxecftk.fsf@gnu.org> <2smwhurv74.fsf@fencepost.gnu.org> <83iosgbx6b.fsf@gnu.org> <83zjlr9gmb.fsf@gnu.org> Reply-To: Eli Zaretskii NNTP-Posting-Host: plane.gmane.org X-Trace: ger.gmane.org 1392614171 25101 80.91.229.3 (17 Feb 2014 05:16:11 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Mon, 17 Feb 2014 05:16:11 +0000 (UTC) Cc: 16736@debbugs.gnu.org To: Glenn Morris Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Mon Feb 17 06:16:18 2014 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 1WFGYz-0006h4-Lo for geb-bug-gnu-emacs@m.gmane.org; Mon, 17 Feb 2014 06:16:17 +0100 Original-Received: from localhost ([::1]:37921 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1WFGYz-0007rD-7g for geb-bug-gnu-emacs@m.gmane.org; Mon, 17 Feb 2014 00:16:17 -0500 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:52893) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1WFGYq-0007r1-Es for bug-gnu-emacs@gnu.org; Mon, 17 Feb 2014 00:16:14 -0500 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1WFGYk-00061P-Ke for bug-gnu-emacs@gnu.org; Mon, 17 Feb 2014 00:16:08 -0500 Original-Received: from debbugs.gnu.org ([140.186.70.43]:54373) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1WFGYk-00061K-I1 for bug-gnu-emacs@gnu.org; Mon, 17 Feb 2014 00:16:02 -0500 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.80) (envelope-from ) id 1WFGYk-0004mF-6d for bug-gnu-emacs@gnu.org; Mon, 17 Feb 2014 00:16:02 -0500 X-Loop: help-debbugs@gnu.org Resent-From: Eli Zaretskii Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Mon, 17 Feb 2014 05:16:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 16736 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: Original-Received: via spool by 16736-submit@debbugs.gnu.org id=B16736.139261412318301 (code B ref 16736); Mon, 17 Feb 2014 05:16:02 +0000 Original-Received: (at 16736) by debbugs.gnu.org; 17 Feb 2014 05:15:23 +0000 Original-Received: from localhost ([127.0.0.1]:55555 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from ) id 1WFGY6-0004l5-W2 for submit@debbugs.gnu.org; Mon, 17 Feb 2014 00:15:23 -0500 Original-Received: from mtaout23.012.net.il ([80.179.55.175]:42242) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from ) id 1WFGY4-0004kp-NO for 16736@debbugs.gnu.org; Mon, 17 Feb 2014 00:15:21 -0500 Original-Received: from conversion-daemon.a-mtaout23.012.net.il by a-mtaout23.012.net.il (HyperSendmail v2007.08) id <0N1400E00JHBF500@a-mtaout23.012.net.il> for 16736@debbugs.gnu.org; Mon, 17 Feb 2014 07:15:15 +0200 (IST) Original-Received: from HOME-C4E4A596F7 ([87.69.4.28]) by a-mtaout23.012.net.il (HyperSendmail v2007.08) with ESMTPA id <0N1400E19JXEEB40@a-mtaout23.012.net.il>; Mon, 17 Feb 2014 07:15:15 +0200 (IST) In-reply-to: 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:85712 Archived-At: > From: Glenn Morris > Cc: 16736@debbugs.gnu.org > Date: Sun, 16 Feb 2014 20:18:39 -0500 > > > Are you saying that tracing into update_window_line and then > > update_text_area for these two, you see that the loop which starts at > > line 3598 ends with i's value smaller than > > desired_row->used[TEXT_AREA], and you see these 3 lines (3696 to 3698) > > being executed: > > That does not seem to happen, no. > I have i = stop = 13 = desired_row->used[TEXT_AREA]. That figures: the problem is not that the rows differ, the problem is that Emacs thinks the frame is garbaged, and redraws it unconditionally.