https://gcc.gnu.org/bugzilla/show_bug.cgi?id=24639 Bug 24639 depends on bug 106922, which changed state.
Bug 106922 Summary: [12 Regression] Bogus uninitialized warning on boost::optional<<std::vector<std::string>>>, missed FRE https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106922 What |Removed |Added ---------------------------------------------------------------------------- Status|ASSIGNED |RESOLVED Resolution|--- |FIXED