bug#18357: 24.3.93; Calendar not fully displayed

[Stephen Berman <stephen.berman@gmx.net>]

On Fri, 29 Aug 2014 20:24:09 +0200 Stephen Berman <stephen.berman@gmx.net> wrote:

> 0. emacs -Q
>    (sanity check) M-x calendar => The Calendar is fully displayed in the
>    lower fitted window.
> 1. M-x customize-option RET calendar-week-start-day RET, set value to 1
>    and save for current session.
>    M-x customize-face RET mode-line RET, show all attributes, check
>    `Overline' set its value to `On' and save for current session.
> 2. M-x calendar => Only the last four lines of the Calendar are
>    displayed in the lower fitted window.
>
> It looks as if point is centered in the Calendar window, but if I type
> `C-l', it displays the last five lines, not just the last four.  Also,
> the date could be relevant, since point is on today's date, which is on
> the last line of the displayed Calendar; if this changes on September 1,
> I'll report back.
>
> I'm not sure but I think I first observed this problem in my build of
> 2014-08-20.  I don't remember seeing it in my previous build of
> 2014-07-22, but if I do the above recipe with the executable from the
> that build, I do see the problematic display, which suggests it is due
> to a change in a non-pre-loaded lisp file, though nothing in the
> ChangeLog looks relevant, so perhaps my memory of when this began is
> failing me.
>
> The Calendar display problem also happens in my 2014-08-21 build from
> the trunk, but only when configured --without-toolkit-scroll-bars; a
> trunk build with (GTK+) scroll bars (including the new horizontal scroll
> bar) does not show the problem.  However, I just rebuilt the current
> emacs-24 --without-toolkit-scroll-bars and still see the problem there.
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  I meant: with toolkit scroll bars

> In GNU Emacs 24.3.93.4 (x86_64-suse-linux-gnu, GTK+ Version 3.10.4)
>  of 2014-08-29 on rosalinde
> Repository revision: 117464 rgm@gnu.org-20140828191824-o5hn2x503w527yhn
> Windowing system distributor `The X.Org Foundation', version 11.0.11403901
> System Description:	openSUSE 13.1 (Bottle) (x86_64)
>
> Configured using:
>  `configure --without-toolkit-scroll-bars CFLAGS=-g3'
>
> Important settings:
>   value of $LANG: en_US.UTF-8
>   value of $XMODIFIERS: @im=ibus
>   locale-coding-system: utf-8-unix