I noticed on my system (funtoo) when Qt compiled using C++17 (GCC 11) there are linking error:
" /usr/lib64/libQt5Widgets.so.5.15.2: undefined reference to 'vtable for std::pmr::monotonic_buffer_resource@Qt_5'"
To fix this, there are necessary to link with QtXml component.
I noticed on my system (funtoo) when Qt compiled using C++17 (GCC 11) there are linking error:
" /usr/lib64/libQt5Widgets.so.5.15.2: undefined reference to 'vtable for std::pmr::monotonic_buffer_resource@Qt_5'"
To fix this, there are necessary to link with QtXml component.