std::is_base_of should give correct result for incomplete unions · Issue #41188 · llvm/llvm-project · GitHub
![gtkmm: Glib::Value<::Cairo::RefPtr< T >, typename std::enable_if< std:: is_base_of<::Cairo::Region, T >::value||std::is_base_of<::Cairo::Surface, T >::value >::type > Class Template Reference gtkmm: Glib::Value<::Cairo::RefPtr< T >, typename std::enable_if< std:: is_base_of<::Cairo::Region, T >::value||std::is_base_of<::Cairo::Surface, T >::value >::type > Class Template Reference](https://developer-old.gnome.org/gtkmm/stable/classGlib_1_1Value_3_1_1Cairo_1_1RefPtr_3_01T_01_4_00_01typename_01std_1_1enable__if_3_01_01std_d72cc61ed60f895b8918a78f7bb34faf.png)
gtkmm: Glib::Value<::Cairo::RefPtr< T >, typename std::enable_if< std:: is_base_of<::Cairo::Region, T >::value||std::is_base_of<::Cairo::Surface, T >::value >::type > Class Template Reference
![ParameterHandler: parameter_handler::traits::is_eigen_matrix< ValueType_, typename std::enable_if< std::is_base_of< Eigen::MatrixBase< ValueType_ >, ValueType_ >::value >::type > Struct Template Reference ParameterHandler: parameter_handler::traits::is_eigen_matrix< ValueType_, typename std::enable_if< std::is_base_of< Eigen::MatrixBase< ValueType_ >, ValueType_ >::value >::type > Struct Template Reference](https://docs.leggedrobotics.com/parameter_handler_doc/structparameter__handler_1_1traits_1_1is__eigen__matrix_3_01_value_type___00_01typename_01std_1_b0c3318bf910d69df0129aaacdc7f4a3.png)
ParameterHandler: parameter_handler::traits::is_eigen_matrix< ValueType_, typename std::enable_if< std::is_base_of< Eigen::MatrixBase< ValueType_ >, ValueType_ >::value >::type > Struct Template Reference
![clang: clang::DynTypedNode::BaseConverter< T, std::enable_if_t< std:: is_base_of< Decl, T >::value > > Struct Template Reference clang: clang::DynTypedNode::BaseConverter< T, std::enable_if_t< std:: is_base_of< Decl, T >::value > > Struct Template Reference](https://clang.llvm.org/doxygen/structclang_1_1DynTypedNode_1_1BaseConverter_3_01T_00_01std_1_1enable__if__t_3_01std_1_1is__baseb3e3bd5dc31ffdbcf63e2fbd43bc38a3.png)