Your bug report

#54418: [PATCH] cairomm@1.14 propagates both libsigc++@2 and libsigc++@3

which was filed against the guix-patches package, has been closed.

The explanation is attached below, along with your original report.
If you require more details, please reply to 54418@debbugs.gnu.org.

-- 
54418: https://debbugs.gnu.org/cgi/bugreport.cgi?bug=54418
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