Gentoo's Bugzilla –
Attachment 446904 Details for
Bug 594510net-analyzer/ifstatus-1.1.0-r1 : /.../stl_algobase.h:548:18: error: invalid initialization of non-const reference of type ‘InterfaceData&’ from an rvalue of type ‘std::remove_reference<InterfaceData&>::type {aka InterfaceData}’