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std::allocator_arg_t - cppreference.com

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Definido no cabeçalho

<memory>

struct allocator_arg_t {};

(desde C++11)

std::allocator_arg_t é um tipo de classe vazio usado para disambiguate as sobrecargas de construtores e funções de membro do alocador de reconhecimento de objetos, incluindo std::tuple, std::function, std::promise, e std::packaged_task.

Original:

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.

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Veja também

um objeto de std::allocator_arg_t tipo usado para selecionar alocador de reconhecimento de construtores

Original:

an object of type std::allocator_arg_t used to select allocator-aware constructors

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(constante) [edit]

verifica se o tipo especificado suporta usos alocador-construção

Original:

checks if the specified type supports uses-allocator construction

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(modelo de classe) [edit]