This component-private union can hold a Variant_DataImp object for any alternative in (template parameters) t_TYPES.... The primary template is used when t_TYPES... is empty.
Declared in <bslstl_variant.h>
template<class... t_TYPES>
union Variant_Union;| Name | Description |
|---|---|
Variant_Union<t_HEAD, t_TAIL...> | This partial specialization uses template recursion because C++ does not support member packs. |