| Defined in header
<memory> | ||
|---|---|---|
struct allocator_arg_t {};
| (since C++11) |
std::allocator_arg_t is an empty class type used to disambiguate the overloads of constructors and member functions of allocator-aware objects, including std::tuple, std::function, std::promise, and std::packaged_task.
| (C++11)
| an object of type std::allocator_arg_t used to select allocator-aware constructors (constant) |
| (C++11)
| checks if the specified type supports uses-allocator construction (class template) |
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