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std::polymorphic<T, Allocator>:: ~polymorphic

From cppreference.net
C++
Memory management library
( exposition only* )
Allocators
Uninitialized memory algorithms
Constrained uninitialized memory algorithms
Memory resources
Uninitialized storage (until C++20)
( until C++20* )
( until C++20* )
( until C++20* )

Garbage collector support (until C++23)
(C++11) (until C++23)
(C++11) (until C++23)
(C++11) (until C++23)
(C++11) (until C++23)
(C++11) (until C++23)
(C++11) (until C++23)
std::polymorphic
constexpr ~polymorphic ( ) ;
(depuis C++26)

Si * this n'est pas sans valeur, détruit l'objet possédé en utilisant std:: allocator_traits < Allocator > :: destroy puis la mémoire est désallouée.

Sinon, ne fait rien.

Si T est un type incomplet , le programme est mal formé.