std::pmr::polymorphic_allocator<T>::destroy

Since C++17, Deprecated in C++20
template<class U>
void destroy( U* p );

Destroys the object pointed to by p, as if by calling p->~U().

p - pointer to the object being destroyed

This function is deprecated via LWG issue 3036, because its functionality can be provided by the default implementation of std::allocator_traits::destroy and hence extraneous.

Since C++17, Deprecated in C++20
template<class U>
void destroy( U* p );

Destroys the object pointed to by p, as if by calling p->~U().

p - pointer to the object being destroyed

This function is deprecated via LWG issue 3036, because its functionality can be provided by the default implementation of std::allocator_traits::destroy and hence extraneous.