Trait specialization: non-allocator-aware Optional_Base does not use allocators.
Declared in <bslstl_optional.h>
template<class t_TYPE>
struct UsesBslmaAllocator<bslstl::Optional_Base<t_TYPE, false>>
: bsl::false_type
| Name | Description |
|---|---|
bsl::false_type | Metafunction representing the boolean constant false. |