Create a Variant_DataImp object whose stored t_TYPE object is constructed by forwarding the specified args to ConstructionUtil::construct directly. This means the first argument in args must be a pointer to bslma::Allocator, which will be ignored if t_TYPE is not allocator-aware.
Declared in <bslstl_variant.h>
template<class... t_ARGS>
Variant_DataImp(t_ARGS&&... args);