bug#25902: 25.1; yank mangles whitespace

[Norbert Kiesel]

Seems to happen more often when running as X app and when typing fast.
Any suggestion what I could do to track this down?

On Tue, Feb 28, 2017 at 7:34 PM, Eli Zaretskii <eliz@gnu.org> wrote:
>> From: Norbert Kiesel <nkiesel@gmail.com>
>> Date: Tue, 28 Feb 2017 12:48:01 -0800
>>
>> since a couple of days I have a really annoying behavior in Emacs that a
>> `kill-line` followed by a `yank` often (but not always) does not
>> re-insert the whitespace of the killed line. This also happens when
>> running `emacs -Q`. Here is my test case
>>
>> 1. Start emacs using `emacs -Q`
>> 2. Switch to buffer `b.txt` [C-x b]
>> 3. Insert the following text
>>
>> bla
>> first
>> second
>> third
>>
>> 4. Move cursor up to second line containing "first" (I use cursor keys for 
>> that)
>> 5. Typing [C-k] followed by [C-y] results in
>>
>> bla
>> first second
>> third
>
> Not reproducible here.