Your bug report

#17306: grep: skip checking of multibyte character boundary, reaching at eolbyte

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

The explanation is attached below, along with your original report.
If you require more details, please reply to 17306@debbugs.gnu.org.

-- 
17306: http://debbugs.gnu.org/cgi/bugreport.cgi?bug=17306
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