Your bug report

#70423: 29.3; cc-mode hang at 100% cpu and consuming all available memory

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 70423@debbugs.gnu.org.

-- 
70423: https://debbugs.gnu.org/cgi/bugreport.cgi?bug=70423
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