std:: make_obj_using_allocator

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C++
Utilities library
General utilities
Relational operators (deprecated in C++20)
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>
template < class T, class Alloc, class ... Args >
constexpr T make_obj_using_allocator ( const Alloc & alloc, Args && ... args ) ;
(since C++20)

Creates an object of the given type T by means of uses-allocator construction .

Equivalent to 

return std::make_from_tuple<T>(
    std::uses_allocator_construction_args<T>(alloc, std::forward<Args>(args)...)
);

Parameters

alloc - the allocator to use
args - the arguments to pass to T's constructor

Return value

The newly-created object of type T .

Exceptions

May throw any exception thrown by the constructor of T , typically including std::bad_alloc .

Example

This section is incomplete
Reason: no example

See also

(C++20)
prepares the argument list matching the flavor of uses-allocator construction required by the given type
(function template)
(C++20)
creates an object of the given type at specified memory location by means of uses-allocator construction
(function template)
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