This struct template sets the boolean type for the attribute named propagate_on_container_move_assignment to bsl::false_type if the given (template parameter) ALLOCATOR_TYPE does not define such an alias (i.e., false == AllocatorTraits_HasPropOnMoveAssign<ALLOCATOR_TYPE>::value).
Declared in <bslma_allocatortraits.h>
template<
class ALLOC,
bool = AllocatorTraits_HasPropOnMoveAssign<ALLOC>::value>
struct AllocatorTraits_PropOnMoveAssign
: bsl::false_type
| Name | Description |
|---|---|
bsl::false_type | Metafunction representing the boolean constant false. |
| Name | Description |
|---|---|
AllocatorTraits_PropOnMoveAssign<ALLOC, true> | This struct template sets the boolean type for the attribute named propagate_on_container_move_assignment to the nested type alias in the given (template parameter) ALLOCATOR_TYPE if ALLOCATOR_TYPE defines such an alias (i.e., true == AllocatorTraits_HasPropOnMoveAssign<ALLOCATOR_TYPE>::value). |