GNU bug report logs - #18720
25.0.50; `set-frame-size' reduces height instead of increases it, when set to larger value

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From: martin rudalics <rudalics <at> gmx.at>
To: Drew Adams <drew.adams <at> oracle.com>, 18720 <at> debbugs.gnu.org
Subject: bug#18720: 25.0.50; `set-frame-size' reduces height instead of increases it, when set to larger value
Date: Tue, 21 Oct 2014 09:35:52 +0200

> emacs -Q
>
> Resize the frame using the mouse, so that the menu bar extends (is
> wrapped) to be 3 lines.
>
> (frame-height) ; ==> call it N
>
> (set-frame-height nil (1+ N))
>
> The frame height is *reduced* by one, not increased by one.

Should be fixed with revision 118172 on trunk.

> If the menu bar is wrapped to only 2 lines then the bug does not occur.

With a two lines menu bar here the frame height was reduced by one as
well.

> It does not matter what value option `frame-resize-pixelwise' has.
> (And it should not matter - frame resizing should work regardless of its
> value, with the only difference being the granularity - not the
> direction - of resizing).

This option is completely unrelated to the problem at hand.

Thanks, martin

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