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bug#10464: 24.0.92; mouse highlight regression


From: Eli Zaretskii
Subject: bug#10464: 24.0.92; mouse highlight regression
Date: Mon, 09 Jan 2012 07:32:42 -0500

> From: Chong Yidong <address@hidden>
> Date: Mon, 09 Jan 2012 18:16:38 +0800
> 
> With latest trunk, the (non-automated) redisplay testsuite is failing in
> Test 2.  Here is a simplified recipe:
> 
> emacs -Q
> 
> Insert the following:
> 
>   (let ((opoint (point))
>       overlay)
>     (insert "XXX")
>     (setq overlay (make-overlay opoint (point)))
>     (overlay-put overlay 'display "XXX")
>     (overlay-put overlay 'mouse-face 'highlight))
> 
> M-x eval-buffer RET
> Move the mouse over the XXX that was inserted.
> 
> Result: multiple lines are highlighted, from the end of the first buffer
> line to the end of the display string.
> 
> Expected result (works in Emacs 23): only the XXX is highlighted.

Did this work with Emacs 24 at some recent time (or ever), i.e. do you
remember this working for you past Emacs 23?  If it did, it will allow
me to consider only the latest changes.

TIA





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