Re: Odd block highlighting [master build]

[Noam Postavsky]

On Tue, Sep 20, 2016 at 3:35 PM, John Mastro <address@hidden> wrote:
> Kaushal Modi <address@hidden> wrote:
>> Lately I have been seeing this odd block highlighting issue in the
>> master build. Unfortunately I do not know how to recreate the issue,
>> and the rough estimate from when this started happening is also bad
>> (some time last month).
>>
>> The best way to explain this issue is this gif:
>>
>> http://i.imgur.com/yXLBoLO.gifv
>>
>> For some reason, the region between lines 24 and 42 gets highlighted
>> (not selected) when the mouse cursor hovers on any text in that
>> region. These two points are not fixed; this could happen at random in
>> different files.
[...]
>> - Where can I start looking so that I can provide a useful bug report? As 
>> even disabling all minor modes and changing to fundamental mode retains this 
>> issue, I do not what else to look at.

Check for text properties and/or overlays on the affected region with C-u C-x =

>
> I don't have any insight into this, but I noticed that the highlighting
> (and the change in your mouse cursor) seems to mirror what happens when
> you move your mouse over the strings. Since you didn't mention the thing
> with the strings, is it safe to assume that's expected?
>
> If so, what major/minor mode provides that functionality? From a
> position of ignorance, my first thought is that it seems related.

I was wondering about this too.