https://gcc.gnu.org/bugzilla/show_bug.cgi?id=105749
Andrew Pinski <pinskia at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Known to fail| |10.3.0 --- Comment #3 from Andrew Pinski <pinskia at gcc dot gnu.org> --- Note in GCC 10.3.0 we got: <source>: In function 'void t(const string&)': <source>:13:51: warning: 'port' may be used uninitialized in this function [-Wmaybe-uninitialized] 13 | reqb << "Host: " << port.value_or(443) << "\r\n"; | ^~~~~~