Your bug report

#17942: 24.3.92; pos-visible-in-window-p with PARTIALLY is wrong for the first row only containing a single image

which was filed against the emacs package, has been closed.

The explanation is attached below, along with your original report.
If you require more details, please reply to 17942@debbugs.gnu.org.

-- 
17942: http://debbugs.gnu.org/cgi/bugreport.cgi?bug=17942
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