bug#22479: 25.0.50; isearch and query-replace histories do not remember if we were looking for symbols

[Dima Kogan <dima@secretsauce.net>]

Stephen Berman <stephen.berman@gmx.net> writes:

> On Wed, 27 Jan 2016 14:27:53 -0800 Dima Kogan <dima@secretsauce.net> wrote:
>
>> Hi. It is possible to look for a symbol, and for this information to be
>> lost when repeating a search. For instance, say I have this buffer:
>>
>> =======
>> a b c
>> ab bc
>> =======
>>
>> 1. I put the point on the first 'a'
>>
>> 2. M-s . (search for symbol at point). This find a symbol 'a', so the
>>    'a' in 'ab' doesn't match
>>
>> 3. C-g (quit the search)
>>
>> 4. C-s C-s (repeat previous search). Here emacs remembers we looked for
>>    'a', but not that it was a symbol, so it finds the 'a' in 'ab' even
>>    though it should not
>
> I can't reproduce this with -Q in emacs-25 (revision 5293d1b); doing
> step 4 displays the message "[No previous search string]".  But if prior
> to step 1 I do `C-s b RET C-a' and then continue with your recipe, doing
> step 4 makes "b" the search string.  So I guess you had searched for "a"
> before doing `M-s .'.

Hi. I want to say the recipe was working exactly as written, but I now
see what you say. In any case, if you C-s after the M-s . then the
recipe works