bsl::allocator<void> is not an allocator type, even though all other instantiations are allocator types.
Declared in <bslma_bslallocator.h>
template<>
struct IsStdAllocator<bsl::allocator<void>>
: bsl::false_type| Name | Description |
|---|---|
bsl::false_type | Metafunction representing the boolean constant false. |