Your bug report

#5180: [macOS,trackpad only?] Hitting Meta after mouse drag turns region into secondary selection

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 5180@debbugs.gnu.org.

-- 
5180: http://debbugs.gnu.org/cgi/bugreport.cgi?bug=5180
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