Your bug report

#21999: 25.0.50; Binary with --enable-checking immediately aborts with '0<=size'

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 21999@debbugs.gnu.org.

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21999: http://debbugs.gnu.org/cgi/bugreport.cgi?bug=21999
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