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std::max_align_t

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Definido en la cabecera <cstddef>
typedef /*implementation-defined*/ max_align_t;
(desde C++11)
std::max_align_t es un tipo POD cuya alineación requisito es al menos tan estrictas (tan grande) que la de cada tipo escalar .
Original:
std::max_align_t is a POD type whose alignment requirement is at least as strict (as large) as that of every scalar type.
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[editar] Notas

Los punteros devueltos por las funciones de asignación tal como se std::malloc convenientemente preparada para cualquier objeto, lo que significa que se alinean al menos tan estrictas como std::max_align_t .
Original:
Pointers returned by allocation functions such as std::malloc are suitably aligned for any object, which means they are aligned at least as strict as std::max_align_t.
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std::max_align_t suele ser sinónimo de la más grande de tipo escalar, que es long double en la mayoría de plataformas, y su requisito de alineación es 8 o 16 .
Original:
std::max_align_t is usually synonymous with the largest scalar type, which is long double on most platforms, and its alignment requirement is either 8 or 16.
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[editar] Ejemplo

#include <iostream>
#include <cstddef>
int main()
{
    std::cout << alignof(std::max_align_t) << '\n';
}

Salida:

16

[editar] Ver también

alignof operator queries alignment requirements of a type (desde C++11) [editar]
obtiene requisitos del tipo de alineación
Original:
obtains the type's alignment requirements
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(plantilla de clase) [editar]
(C++11)
Comprueba si un tipo es de tipo escalar
Original:
checks if a type is scalar type
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(plantilla de clase) [editar]