gtkmm30-3.22.1 breaks ABI without soversion bump
Submitted by Sandro Mani
Link to original bug (#786070)
Description
As reported downstream [1], gtkmm30-3.22.1 breaks the ABI without a soversion bump, among affected symbols:
_ZN3Gio9ActionMap10add_actionERKN4Glib7ustringERKN4sigc4slotIFvvENS5_3nilES8_S8_S8_S8_S8_S8_EE
[1] https://bugzilla.redhat.com/show_bug.cgi?id=1479921
Version: 3.22.x