std::allocator<T>:: destroy

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Dynamic memory management
Uninitialized memory algorithms
Constrained uninitialized memory algorithms
Allocators
Garbage collection support
(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)



Defined in header <memory>
void destroy ( pointer p ) ;
(1) (until C++11)
template < class U >
void destroy ( U * p ) ;
(2) (since C++11)
(deprecated in C++17)
(removed in C++20)

Calls the destructor of the object pointed to by p .

1) Calls p - > ~T ( ) .
2) Calls p - > ~U ( ) .

Parameters

p - pointer to the object that is going to be destroyed

Return value

(none)

Defect reports

The following behavior-changing defect reports were applied retroactively to previously published C++ standards.

DR Applied to Behavior as published Correct behavior
LWG 400 C++98 p was cast to T* , which is the type of p removed the redundant cast

See also

[static]
destructs an object stored in the allocated storage
(function template)